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  1. /**
  2. ******************************************************************************
  3. * @file stm32wbxx_ll_rcc.h
  4. * @author MCD Application Team
  5. * @brief Header file of RCC LL module.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
  10. * All rights reserved.</center></h2>
  11. *
  12. * This software component is licensed by ST under BSD 3-Clause license,
  13. * the "License"; You may not use this file except in compliance with the
  14. * License. You may obtain a copy of the License at:
  15. * opensource.org/licenses/BSD-3-Clause
  16. *
  17. ******************************************************************************
  18. */
  19. /* Define to prevent recursive inclusion -------------------------------------*/
  20. #ifndef STM32WBxx_LL_RCC_H
  21. #define STM32WBxx_LL_RCC_H
  22. #ifdef __cplusplus
  23. extern "C" {
  24. #endif
  25. /* Includes ------------------------------------------------------------------*/
  26. #include "stm32wbxx.h"
  27. /** @addtogroup STM32WBxx_LL_Driver
  28. * @{
  29. */
  30. #if defined(RCC)
  31. /** @defgroup RCC_LL RCC
  32. * @{
  33. */
  34. /* Private types -------------------------------------------------------------*/
  35. /* Private variables ---------------------------------------------------------*/
  36. /** @defgroup RCC_LL_Private_Variables RCC Private Variables
  37. * @{
  38. */
  39. #define HSE_CONTROL_UNLOCK_KEY 0xCAFECAFEU
  40. /**
  41. * @}
  42. */
  43. /* Private constants ---------------------------------------------------------*/
  44. /* Private macros ------------------------------------------------------------*/
  45. #if defined(USE_FULL_LL_DRIVER)
  46. /** @defgroup RCC_LL_Private_Macros RCC Private Macros
  47. * @{
  48. */
  49. /**
  50. * @}
  51. */
  52. #endif /*USE_FULL_LL_DRIVER*/
  53. /* Exported types ------------------------------------------------------------*/
  54. #if defined(USE_FULL_LL_DRIVER)
  55. /** @defgroup RCC_LL_Exported_Types RCC Exported Types
  56. * @{
  57. */
  58. /** @defgroup LL_ES_CLOCK_FREQ Clocks Frequency Structure
  59. * @{
  60. */
  61. /**
  62. * @brief RCC Clocks Frequency Structure
  63. */
  64. typedef struct
  65. {
  66. uint32_t SYSCLK_Frequency; /*!< SYSCLK clock frequency */
  67. uint32_t HCLK1_Frequency; /*!< HCLK1 clock frequency */
  68. uint32_t HCLK2_Frequency; /*!< HCLK2 clock frequency */
  69. uint32_t HCLK4_Frequency; /*!< HCLK4 clock frequency */
  70. uint32_t HCLK5_Frequency; /*!< HCLK5 clock frequency */
  71. uint32_t PCLK1_Frequency; /*!< PCLK1 clock frequency */
  72. uint32_t PCLK2_Frequency; /*!< PCLK2 clock frequency */
  73. } LL_RCC_ClocksTypeDef;
  74. /**
  75. * @}
  76. */
  77. /**
  78. * @}
  79. */
  80. #endif /* USE_FULL_LL_DRIVER */
  81. /* Exported constants --------------------------------------------------------*/
  82. /** @defgroup RCC_LL_Exported_Constants RCC Exported Constants
  83. * @{
  84. */
  85. /** @defgroup RCC_LL_EC_OSC_VALUES Oscillator Values adaptation
  86. * @brief Defines used to adapt values of different oscillators
  87. * @note These values could be modified in the user environment according to
  88. * HW set-up.
  89. * @{
  90. */
  91. #if !defined (HSE_VALUE)
  92. #define HSE_VALUE 32000000U /*!< Value of the HSE oscillator in Hz */
  93. #endif /* HSE_VALUE */
  94. #if !defined (HSI_VALUE)
  95. #define HSI_VALUE 16000000U /*!< Value of the HSI oscillator in Hz */
  96. #endif /* HSI_VALUE */
  97. #if !defined (LSE_VALUE)
  98. #define LSE_VALUE 32768U /*!< Value of the LSE oscillator in Hz */
  99. #endif /* LSE_VALUE */
  100. #if !defined (LSI_VALUE)
  101. #define LSI_VALUE 32000U /*!< Value of the LSI oscillator in Hz */
  102. #endif /* LSI_VALUE */
  103. #if !defined (HSI48_VALUE)
  104. #define HSI48_VALUE 48000000U /*!< Value of the HSI48 oscillator in Hz */
  105. #endif /* HSI48_VALUE */
  106. #if defined(SPI_I2S_SUPPORT)
  107. #if !defined (EXTERNAL_CLOCK_VALUE)
  108. #define EXTERNAL_CLOCK_VALUE 48000U /*!< Value of the I2S_CKIN external oscillator in Hz */
  109. #endif /* EXTERNAL_CLOCK_VALUE */
  110. #endif
  111. /**
  112. * @}
  113. */
  114. /** @defgroup RCC_LL_EC_CLEAR_FLAG Clear Flags Defines
  115. * @brief Flags defines which can be used with LL_RCC_WriteReg function
  116. * @{
  117. */
  118. #define LL_RCC_CICR_LSI1RDYC RCC_CICR_LSI1RDYC /*!< LSI1 Ready Interrupt Clear */
  119. #define LL_RCC_CICR_LSI2RDYC RCC_CICR_LSI2RDYC /*!< LSI1 Ready Interrupt Clear */
  120. #define LL_RCC_CICR_LSERDYC RCC_CICR_LSERDYC /*!< LSE Ready Interrupt Clear */
  121. #define LL_RCC_CICR_MSIRDYC RCC_CICR_MSIRDYC /*!< MSI Ready Interrupt Clear */
  122. #define LL_RCC_CICR_HSIRDYC RCC_CICR_HSIRDYC /*!< HSI Ready Interrupt Clear */
  123. #define LL_RCC_CICR_HSERDYC RCC_CICR_HSERDYC /*!< HSE Ready Interrupt Clear */
  124. #define LL_RCC_CICR_PLLRDYC RCC_CICR_PLLRDYC /*!< PLL Ready Interrupt Clear */
  125. #define LL_RCC_CICR_HSI48RDYC RCC_CICR_HSI48RDYC /*!< HSI48 Ready Interrupt Clear */
  126. #if defined(SAI1)
  127. #define LL_RCC_CICR_PLLSAI1RDYC RCC_CICR_PLLSAI1RDYC /*!< PLLSAI1 Ready Interrupt Clear */
  128. #endif
  129. #define LL_RCC_CICR_LSECSSC RCC_CICR_LSECSSC /*!< LSE Clock Security System Interrupt Clear */
  130. #define LL_RCC_CICR_CSSC RCC_CICR_CSSC /*!< Clock Security System Interrupt Clear */
  131. /**
  132. * @}
  133. */
  134. /** @defgroup RCC_LL_EC_GET_FLAG Get Flags Defines
  135. * @brief Flags defines which can be used with LL_RCC_ReadReg function
  136. * @{
  137. */
  138. #define LL_RCC_CIFR_LSI1RDYF RCC_CIFR_LSI1RDYF /*!< LSI1 Ready Interrupt flag */
  139. #define LL_RCC_CIFR_LSI2RDYF RCC_CIFR_LSI2RDYF /*!< LSI2 Ready Interrupt flag */
  140. #define LL_RCC_CIFR_LSERDYF RCC_CIFR_LSERDYF /*!< LSE Ready Interrupt flag */
  141. #define LL_RCC_CIFR_MSIRDYF RCC_CIFR_MSIRDYF /*!< MSI Ready Interrupt flag */
  142. #define LL_RCC_CIFR_HSIRDYF RCC_CIFR_HSIRDYF /*!< HSI Ready Interrupt flag */
  143. #define LL_RCC_CIFR_HSERDYF RCC_CIFR_HSERDYF /*!< HSE Ready Interrupt flag */
  144. #define LL_RCC_CIFR_PLLRDYF RCC_CIFR_PLLRDYF /*!< PLL Ready Interrupt flag */
  145. #define LL_RCC_CIFR_HSI48RDYF RCC_CIFR_HSI48RDYF /*!< HSI48 Ready Interrupt flag */
  146. #if defined(SAI1)
  147. #define LL_RCC_CIFR_PLLSAI1RDYF RCC_CIFR_PLLSAI1RDYF /*!< PLLSAI1 Ready Interrupt flag */
  148. #endif
  149. #define LL_RCC_CIFR_LSECSSF RCC_CIFR_LSECSSF /*!< LSE Clock Security System Interrupt flag */
  150. #define LL_RCC_CIFR_CSSF RCC_CIFR_CSSF /*!< Clock Security System Interrupt flag */
  151. #define LL_RCC_CSR_LPWRRSTF RCC_CSR_LPWRRSTF /*!< Low-Power reset flag */
  152. #define LL_RCC_CSR_OBLRSTF RCC_CSR_OBLRSTF /*!< OBL reset flag */
  153. #define LL_RCC_CSR_PINRSTF RCC_CSR_PINRSTF /*!< PIN reset flag */
  154. #define LL_RCC_CSR_SFTRSTF RCC_CSR_SFTRSTF /*!< Software Reset flag */
  155. #define LL_RCC_CSR_IWDGRSTF RCC_CSR_IWDGRSTF /*!< Independent Watchdog reset flag */
  156. #define LL_RCC_CSR_WWDGRSTF RCC_CSR_WWDGRSTF /*!< Window watchdog reset flag */
  157. #define LL_RCC_CSR_BORRSTF RCC_CSR_BORRSTF /*!< BOR reset flag */
  158. /**
  159. * @}
  160. */
  161. /** @defgroup RCC_LL_EC_IT IT Defines
  162. * @brief IT defines which can be used with LL_RCC_ReadReg and LL_RCC_WriteReg functions
  163. * @{
  164. */
  165. #define LL_RCC_CIER_LSI1RDYIE RCC_CIER_LSI1RDYIE /*!< LSI1 Ready Interrupt Enable */
  166. #define LL_RCC_CIER_LSI2RDYIE RCC_CIER_LSI2RDYIE /*!< LSI Ready Interrupt Enable */
  167. #define LL_RCC_CIER_LSERDYIE RCC_CIER_LSERDYIE /*!< LSE Ready Interrupt Enable */
  168. #define LL_RCC_CIER_MSIRDYIE RCC_CIER_MSIRDYIE /*!< MSI Ready Interrupt Enable */
  169. #define LL_RCC_CIER_HSIRDYIE RCC_CIER_HSIRDYIE /*!< HSI Ready Interrupt Enable */
  170. #define LL_RCC_CIER_HSERDYIE RCC_CIER_HSERDYIE /*!< HSE Ready Interrupt Enable */
  171. #define LL_RCC_CIER_PLLRDYIE RCC_CIER_PLLRDYIE /*!< PLL Ready Interrupt Enable */
  172. #define LL_RCC_CIER_HSI48RDYIE RCC_CIER_HSI48RDYIE /*!< HSI48 Ready Interrupt Enable */
  173. #if defined(SAI1)
  174. #define LL_RCC_CIER_PLLSAI1RDYIE RCC_CIER_PLLSAI1RDYIE /*!< PLLSAI1 Ready Interrupt Enable */
  175. #endif
  176. #define LL_RCC_CIER_LSECSSIE RCC_CIER_LSECSSIE /*!< LSE CSS Interrupt Enable */
  177. /**
  178. * @}
  179. */
  180. /** @defgroup RCC_LL_EC_LSEDRIVE LSE oscillator drive capability
  181. * @{
  182. */
  183. #define LL_RCC_LSEDRIVE_LOW 0x00000000U /*!< Xtal mode lower driving capability */
  184. #define LL_RCC_LSEDRIVE_MEDIUMLOW RCC_BDCR_LSEDRV_0 /*!< Xtal mode medium low driving capability */
  185. #define LL_RCC_LSEDRIVE_MEDIUMHIGH RCC_BDCR_LSEDRV_1 /*!< Xtal mode medium high driving capability */
  186. #define LL_RCC_LSEDRIVE_HIGH RCC_BDCR_LSEDRV /*!< Xtal mode higher driving capability */
  187. /**
  188. * @}
  189. */
  190. /** @defgroup RCC_LL_EC_MSIRANGE MSI clock ranges
  191. * @{
  192. */
  193. #define LL_RCC_MSIRANGE_0 RCC_CR_MSIRANGE_0 /*!< MSI = 100 KHz */
  194. #define LL_RCC_MSIRANGE_1 RCC_CR_MSIRANGE_1 /*!< MSI = 200 KHz */
  195. #define LL_RCC_MSIRANGE_2 RCC_CR_MSIRANGE_2 /*!< MSI = 400 KHz */
  196. #define LL_RCC_MSIRANGE_3 RCC_CR_MSIRANGE_3 /*!< MSI = 800 KHz */
  197. #define LL_RCC_MSIRANGE_4 RCC_CR_MSIRANGE_4 /*!< MSI = 1 MHz */
  198. #define LL_RCC_MSIRANGE_5 RCC_CR_MSIRANGE_5 /*!< MSI = 2 MHz */
  199. #define LL_RCC_MSIRANGE_6 RCC_CR_MSIRANGE_6 /*!< MSI = 4 MHz */
  200. #define LL_RCC_MSIRANGE_7 RCC_CR_MSIRANGE_7 /*!< MSI = 8 MHz */
  201. #define LL_RCC_MSIRANGE_8 RCC_CR_MSIRANGE_8 /*!< MSI = 16 MHz */
  202. #define LL_RCC_MSIRANGE_9 RCC_CR_MSIRANGE_9 /*!< MSI = 24 MHz */
  203. #define LL_RCC_MSIRANGE_10 RCC_CR_MSIRANGE_10 /*!< MSI = 32 MHz */
  204. #define LL_RCC_MSIRANGE_11 RCC_CR_MSIRANGE_11 /*!< MSI = 48 MHz */
  205. /**
  206. * @}
  207. */
  208. /** @defgroup RCC_LL_EC_HSE_CURRENT_CONTROL HSE current control max limits
  209. * @{
  210. */
  211. #define LL_RCC_HSE_CURRENTMAX_0 0x000000000U /*!< HSE current control max limit = 0.18 ma/V*/
  212. #define LL_RCC_HSE_CURRENTMAX_1 RCC_HSECR_HSEGMC0 /*!< HSE current control max limit = 0.57 ma/V*/
  213. #define LL_RCC_HSE_CURRENTMAX_2 RCC_HSECR_HSEGMC1 /*!< HSE current control max limit = 0.78 ma/V*/
  214. #define LL_RCC_HSE_CURRENTMAX_3 (RCC_HSECR_HSEGMC1|RCC_HSECR_HSEGMC0) /*!< HSE current control max limit = 1.13 ma/V*/
  215. #define LL_RCC_HSE_CURRENTMAX_4 RCC_HSECR_HSEGMC2 /*!< HSE current control max limit = 0.61 ma/V*/
  216. #define LL_RCC_HSE_CURRENTMAX_5 (RCC_HSECR_HSEGMC2|RCC_HSECR_HSEGMC0) /*!< HSE current control max limit = 1.65 ma/V*/
  217. #define LL_RCC_HSE_CURRENTMAX_6 (RCC_HSECR_HSEGMC2|RCC_HSECR_HSEGMC1) /*!< HSE current control max limit = 2.12 ma/V*/
  218. #define LL_RCC_HSE_CURRENTMAX_7 (RCC_HSECR_HSEGMC2|RCC_HSECR_HSEGMC1|RCC_HSECR_HSEGMC0) /*!< HSE current control max limit = 2.84 ma/V*/
  219. /**
  220. * @}
  221. */
  222. /** @defgroup RCC_LL_EC_HSE_SENSE_AMPLIFIER HSE sense amplifier threshold
  223. * @{
  224. */
  225. #define LL_RCC_HSEAMPTHRESHOLD_1_2 (0x000000000U) /*!< HSE sense amplifier bias current factor = 1/2*/
  226. #define LL_RCC_HSEAMPTHRESHOLD_3_4 RCC_HSECR_HSES /*!< HSE sense amplifier bias current factor = 3/4*/
  227. /**
  228. * @}
  229. */
  230. /** @defgroup RCC_LL_EC_LSCO_CLKSOURCE LSCO Selection
  231. * @{
  232. */
  233. #define LL_RCC_LSCO_CLKSOURCE_LSI 0x00000000U /*!< LSI selection for low speed clock */
  234. #define LL_RCC_LSCO_CLKSOURCE_LSE RCC_BDCR_LSCOSEL /*!< LSE selection for low speed clock */
  235. /**
  236. * @}
  237. */
  238. /** @defgroup RCC_LL_EC_SYS_CLKSOURCE System clock switch
  239. * @{
  240. */
  241. #define LL_RCC_SYS_CLKSOURCE_MSI 0x00000000U /*!< MSI selection as system clock */
  242. #define LL_RCC_SYS_CLKSOURCE_HSI RCC_CFGR_SW_0 /*!< HSI selection as system clock */
  243. #define LL_RCC_SYS_CLKSOURCE_HSE RCC_CFGR_SW_1 /*!< HSE selection as system clock */
  244. #define LL_RCC_SYS_CLKSOURCE_PLL (RCC_CFGR_SW_1 | RCC_CFGR_SW_0) /*!< PLL selection as system clock */
  245. /**
  246. * @}
  247. */
  248. /** @defgroup RCC_LL_EC_SYS_CLKSOURCE_STATUS System clock switch status
  249. * @{
  250. */
  251. #define LL_RCC_SYS_CLKSOURCE_STATUS_MSI 0x00000000U /*!< MSI used as system clock */
  252. #define LL_RCC_SYS_CLKSOURCE_STATUS_HSI RCC_CFGR_SWS_0 /*!< HSI used as system clock */
  253. #define LL_RCC_SYS_CLKSOURCE_STATUS_HSE RCC_CFGR_SWS_1 /*!< HSE used as system clock */
  254. #define LL_RCC_SYS_CLKSOURCE_STATUS_PLL (RCC_CFGR_SWS_1 | RCC_CFGR_SWS_0) /*!< PLL used as system clock */
  255. /**
  256. * @}
  257. */
  258. /** @defgroup RCC_LL_EC_RF_CLKSOURCE_STATUS RF system clock switch status
  259. * @{
  260. */
  261. #define LL_RCC_RF_CLKSOURCE_HSI 0x00000000U /*!< HSI used as RF system clock */
  262. #define LL_RCC_RF_CLKSOURCE_HSE_DIV2 RCC_EXTCFGR_RFCSS /*!< HSE divided by 2 used as RF system clock */
  263. /**
  264. * @}
  265. */
  266. /** @defgroup RCC_LL_EC_SYSCLK_DIV AHB prescaler
  267. * @{
  268. */
  269. #define LL_RCC_SYSCLK_DIV_1 0x00000000U /*!< SYSCLK not divided */
  270. #define LL_RCC_SYSCLK_DIV_2 RCC_CFGR_HPRE_3 /*!< SYSCLK divided by 2 */
  271. #define LL_RCC_SYSCLK_DIV_3 RCC_CFGR_HPRE_0 /*!< SYSCLK divided by 3 */
  272. #define LL_RCC_SYSCLK_DIV_4 (RCC_CFGR_HPRE_3 | RCC_CFGR_HPRE_0) /*!< SYSCLK divided by 4 */
  273. #define LL_RCC_SYSCLK_DIV_5 RCC_CFGR_HPRE_1 /*!< SYSCLK divided by 5 */
  274. #define LL_RCC_SYSCLK_DIV_6 (RCC_CFGR_HPRE_2 | RCC_CFGR_HPRE_0) /*!< SYSCLK divided by 6 */
  275. #define LL_RCC_SYSCLK_DIV_8 (RCC_CFGR_HPRE_3 | RCC_CFGR_HPRE_1) /*!< SYSCLK divided by 8 */
  276. #define LL_RCC_SYSCLK_DIV_10 (RCC_CFGR_HPRE_2 | RCC_CFGR_HPRE_1) /*!< SYSCLK divided by 10 */
  277. #define LL_RCC_SYSCLK_DIV_16 (RCC_CFGR_HPRE_3 | RCC_CFGR_HPRE_1 | RCC_CFGR_HPRE_0) /*!< SYSCLK divided by 16 */
  278. #define LL_RCC_SYSCLK_DIV_32 (RCC_CFGR_HPRE_2 | RCC_CFGR_HPRE_1 | RCC_CFGR_HPRE_0) /*!< SYSCLK divided by 32 */
  279. #define LL_RCC_SYSCLK_DIV_64 (RCC_CFGR_HPRE_3 | RCC_CFGR_HPRE_2) /*!< SYSCLK divided by 64 */
  280. #define LL_RCC_SYSCLK_DIV_128 (RCC_CFGR_HPRE_3 | RCC_CFGR_HPRE_2 | RCC_CFGR_HPRE_0) /*!< SYSCLK divided by 128 */
  281. #define LL_RCC_SYSCLK_DIV_256 (RCC_CFGR_HPRE_3 | RCC_CFGR_HPRE_2 | RCC_CFGR_HPRE_1) /*!< SYSCLK divided by 256 */
  282. #define LL_RCC_SYSCLK_DIV_512 (RCC_CFGR_HPRE_3 | RCC_CFGR_HPRE_2 | RCC_CFGR_HPRE_1 | RCC_CFGR_HPRE_0) /*!< SYSCLK divided by 512 */
  283. /**
  284. * @}
  285. */
  286. /** @defgroup RCC_LL_EC_APB1_DIV APB low-speed prescaler (APB1)
  287. * @{
  288. */
  289. #define LL_RCC_APB1_DIV_1 0x00000000U /*!< HCLK1 not divided */
  290. #define LL_RCC_APB1_DIV_2 RCC_CFGR_PPRE1_2 /*!< HCLK1 divided by 2 */
  291. #define LL_RCC_APB1_DIV_4 (RCC_CFGR_PPRE1_2 | RCC_CFGR_PPRE1_0) /*!< HCLK1 divided by 4 */
  292. #define LL_RCC_APB1_DIV_8 (RCC_CFGR_PPRE1_2 | RCC_CFGR_PPRE1_1) /*!< HCLK1 divided by 8 */
  293. #define LL_RCC_APB1_DIV_16 (RCC_CFGR_PPRE1_2 | RCC_CFGR_PPRE1_1 | RCC_CFGR_PPRE1_0) /*!< HCLK1 divided by 16 */
  294. /**
  295. * @}
  296. */
  297. /** @defgroup RCC_LL_EC_APB2_DIV APB high-speed prescaler (APB2)
  298. * @{
  299. */
  300. #define LL_RCC_APB2_DIV_1 0x00000000U /*!< HCLK1 not divided */
  301. #define LL_RCC_APB2_DIV_2 RCC_CFGR_PPRE2_2 /*!< HCLK1 divided by 2 */
  302. #define LL_RCC_APB2_DIV_4 (RCC_CFGR_PPRE2_2 | RCC_CFGR_PPRE2_0) /*!< HCLK1 divided by 4 */
  303. #define LL_RCC_APB2_DIV_8 (RCC_CFGR_PPRE2_2 | RCC_CFGR_PPRE2_1) /*!< HCLK1 divided by 8 */
  304. #define LL_RCC_APB2_DIV_16 (RCC_CFGR_PPRE2_2 | RCC_CFGR_PPRE2_1 | RCC_CFGR_PPRE2_0) /*!< HCLK1 divided by 16 */
  305. /**
  306. * @}
  307. */
  308. /** @defgroup RCC_LL_EC_STOP_WAKEUPCLOCK Wakeup from Stop and CSS backup clock selection
  309. * @{
  310. */
  311. #define LL_RCC_STOP_WAKEUPCLOCK_MSI 0x00000000U /*!< MSI selection after wake-up from STOP */
  312. #define LL_RCC_STOP_WAKEUPCLOCK_HSI RCC_CFGR_STOPWUCK /*!< HSI selection after wake-up from STOP */
  313. /**
  314. * @}
  315. */
  316. /** @defgroup RCC_LL_EC_MCO1SOURCE MCO1 SOURCE selection
  317. * @{
  318. */
  319. #define LL_RCC_MCO1SOURCE_NOCLOCK 0x00000000U /*!< MCO output disabled, no clock on MCO */
  320. #define LL_RCC_MCO1SOURCE_SYSCLK RCC_CFGR_MCOSEL_0 /*!< SYSCLK selection as MCO1 source */
  321. #define LL_RCC_MCO1SOURCE_MSI RCC_CFGR_MCOSEL_1 /*!< MSI selection as MCO1 source */
  322. #define LL_RCC_MCO1SOURCE_HSI (RCC_CFGR_MCOSEL_0| RCC_CFGR_MCOSEL_1) /*!< HSI selection as MCO1 source */
  323. #define LL_RCC_MCO1SOURCE_HSE RCC_CFGR_MCOSEL_2 /*!< HSE after stabilization selection as MCO1 source */
  324. #define LL_RCC_MCO1SOURCE_PLLCLK (RCC_CFGR_MCOSEL_0|RCC_CFGR_MCOSEL_2) /*!< Main PLL selection as MCO1 source */
  325. #define LL_RCC_MCO1SOURCE_LSI1 (RCC_CFGR_MCOSEL_1|RCC_CFGR_MCOSEL_2) /*!< LSI1 selection as MCO1 source */
  326. #define LL_RCC_MCO1SOURCE_LSI2 (RCC_CFGR_MCOSEL_0|RCC_CFGR_MCOSEL_1|RCC_CFGR_MCOSEL_2) /*!< LSI2 selection as MCO1 source */
  327. #define LL_RCC_MCO1SOURCE_LSE RCC_CFGR_MCOSEL_3 /*!< LSE selection as MCO1 source */
  328. #define LL_RCC_MCO1SOURCE_HSI48 (RCC_CFGR_MCOSEL_0|RCC_CFGR_MCOSEL_3) /*!< HSI48 selection as MCO1 source */
  329. #define LL_RCC_MCO1SOURCE_HSE_BEFORE_STAB (RCC_CFGR_MCOSEL_2|RCC_CFGR_MCOSEL_3) /*!< HSE before stabilization selection as MCO1 source */
  330. /**
  331. * @}
  332. */
  333. /** @defgroup RCC_LL_EC_MCO1_DIV MCO1 prescaler
  334. * @{
  335. */
  336. #define LL_RCC_MCO1_DIV_1 0x00000000U /*!< MCO not divided */
  337. #define LL_RCC_MCO1_DIV_2 RCC_CFGR_MCOPRE_0 /*!< MCO divided by 2 */
  338. #define LL_RCC_MCO1_DIV_4 RCC_CFGR_MCOPRE_1 /*!< MCO divided by 4 */
  339. #define LL_RCC_MCO1_DIV_8 (RCC_CFGR_MCOPRE_1 | RCC_CFGR_MCOPRE_0) /*!< MCO divided by 8 */
  340. #define LL_RCC_MCO1_DIV_16 RCC_CFGR_MCOPRE_2 /*!< MCO divided by 16 */
  341. /**
  342. * @}
  343. */
  344. #if defined(RCC_SMPS_SUPPORT)
  345. /** @defgroup RCC_LL_EC_SMPS_CLKSOURCE SMPS clock switch
  346. * @{
  347. */
  348. #define LL_RCC_SMPS_CLKSOURCE_HSI 0x00000000U /*!< HSI selection as SMPS clock */
  349. #define LL_RCC_SMPS_CLKSOURCE_MSI RCC_SMPSCR_SMPSSEL_0 /*!< MSI selection as SMPS clock */
  350. #define LL_RCC_SMPS_CLKSOURCE_HSE RCC_SMPSCR_SMPSSEL_1 /*!< HSE selection as SMPS clock */
  351. /**
  352. * @}
  353. */
  354. /** @defgroup RCC_LL_EC_SMPS_CLKSOURCE_STATUS SMPS clock switch status
  355. * @{
  356. */
  357. #define LL_RCC_SMPS_CLKSOURCE_STATUS_HSI 0x00000000U /*!< HSI used as SMPS clock */
  358. #define LL_RCC_SMPS_CLKSOURCE_STATUS_MSI RCC_SMPSCR_SMPSSWS_0 /*!< MSI used as SMPS clock */
  359. #define LL_RCC_SMPS_CLKSOURCE_STATUS_HSE RCC_SMPSCR_SMPSSWS_1 /*!< HSE used as SMPS clock */
  360. #define LL_RCC_SMPS_CLKSOURCE_STATUS_NO_CLOCK (RCC_SMPSCR_SMPSSWS_0|RCC_SMPSCR_SMPSSWS_1) /*!< No Clock used as SMPS clock */
  361. /**
  362. * @}
  363. */
  364. /** @defgroup RCC_LL_EC_SMPS_DIV SMPS prescaler
  365. * @{
  366. */
  367. #define LL_RCC_SMPS_DIV_0 (0x00000000U) /*!< SMPS clock division 0 */
  368. #define LL_RCC_SMPS_DIV_1 RCC_SMPSCR_SMPSDIV_0 /*!< SMPS clock division 1 */
  369. #define LL_RCC_SMPS_DIV_2 RCC_SMPSCR_SMPSDIV_1 /*!< SMPS clock division 2 */
  370. #define LL_RCC_SMPS_DIV_3 (RCC_SMPSCR_SMPSDIV_0|RCC_SMPSCR_SMPSDIV_1) /*!< SMPS clock division 3 */
  371. /**
  372. * @}
  373. */
  374. #endif
  375. #if defined(USE_FULL_LL_DRIVER)
  376. /** @defgroup RCC_LL_EC_PERIPH_FREQUENCY Peripheral clock frequency
  377. * @{
  378. */
  379. #define LL_RCC_PERIPH_FREQUENCY_NO 0x00000000U /*!< No clock enabled for the peripheral */
  380. #define LL_RCC_PERIPH_FREQUENCY_NA 0xFFFFFFFFU /*!< Frequency cannot be provided as external clock */
  381. /**
  382. * @}
  383. */
  384. #endif /* USE_FULL_LL_DRIVER */
  385. /** @defgroup RCC_LL_EC_USART1_CLKSOURCE USART1 CLKSOURCE
  386. * @{
  387. */
  388. #define LL_RCC_USART1_CLKSOURCE_PCLK2 0x00000000U /*!< PCLK2 selected as USART1 clock */
  389. #define LL_RCC_USART1_CLKSOURCE_SYSCLK RCC_CCIPR_USART1SEL_0 /*!< SYSCLK selected as USART1 clock */
  390. #define LL_RCC_USART1_CLKSOURCE_HSI RCC_CCIPR_USART1SEL_1 /*!< HSI selected as USART1 clock */
  391. #define LL_RCC_USART1_CLKSOURCE_LSE RCC_CCIPR_USART1SEL /*!< LSE selected as USART1 clock */
  392. /**
  393. * @}
  394. */
  395. #if defined(LPUART1)
  396. /** @defgroup RCC_LL_EC_LPUART1_CLKSOURCE LPUART1 CLKSOURCE
  397. * @{
  398. */
  399. #define LL_RCC_LPUART1_CLKSOURCE_PCLK1 0x00000000U /*!< PCLK1 selected as LPUART1 clock */
  400. #define LL_RCC_LPUART1_CLKSOURCE_SYSCLK RCC_CCIPR_LPUART1SEL_0 /*!< SYCLK selected as LPUART1 clock */
  401. #define LL_RCC_LPUART1_CLKSOURCE_HSI RCC_CCIPR_LPUART1SEL_1 /*!< HSI selected as LPUART1 clock */
  402. #define LL_RCC_LPUART1_CLKSOURCE_LSE RCC_CCIPR_LPUART1SEL /*!< LSE selected as LPUART1 clock */
  403. /**
  404. * @}
  405. */
  406. #endif
  407. /** @defgroup RCC_LL_EC_I2Cx_CLKSOURCE I2Cx CLKSOURCE
  408. * @{
  409. */
  410. #define LL_RCC_I2C1_CLKSOURCE_PCLK1 (uint32_t)((RCC_CCIPR_I2C1SEL << 4) | (0x00000000U >> 4)) /*!< PCLK1 selected as I2C1 clock */
  411. #define LL_RCC_I2C1_CLKSOURCE_SYSCLK (uint32_t)((RCC_CCIPR_I2C1SEL << 4) | (RCC_CCIPR_I2C1SEL_0 >> 4)) /*!< SYSCLK selected as I2C1 clock */
  412. #define LL_RCC_I2C1_CLKSOURCE_HSI (uint32_t)((RCC_CCIPR_I2C1SEL << 4) | (RCC_CCIPR_I2C1SEL_1 >> 4)) /*!< HSI selected as I2C1 clock */
  413. #if defined(I2C3)
  414. #define LL_RCC_I2C3_CLKSOURCE_PCLK1 (uint32_t)((RCC_CCIPR_I2C3SEL << 4) | (0x00000000U >> 4)) /*!< PCLK1 selected as I2C3 clock */
  415. #define LL_RCC_I2C3_CLKSOURCE_SYSCLK (uint32_t)((RCC_CCIPR_I2C3SEL << 4) | (RCC_CCIPR_I2C3SEL_0 >> 4)) /*!< SYSCLK selected as I2C3 clock */
  416. #define LL_RCC_I2C3_CLKSOURCE_HSI (uint32_t)((RCC_CCIPR_I2C3SEL << 4) | (RCC_CCIPR_I2C3SEL_1 >> 4)) /*!< HSI selected as I2C3 clock */
  417. #endif
  418. /**
  419. * @}
  420. */
  421. /** @defgroup RCC_LL_EC_LPTIMx_CLKSOURCE LPTIMx CLKSOURCE
  422. * @{
  423. */
  424. #define LL_RCC_LPTIM1_CLKSOURCE_PCLK1 (uint32_t)(RCC_CCIPR_LPTIM1SEL | (0x00000000U >> 16)) /*!< PCLK1 selected as LPTIM1 clock */
  425. #define LL_RCC_LPTIM1_CLKSOURCE_LSI (uint32_t)(RCC_CCIPR_LPTIM1SEL | (RCC_CCIPR_LPTIM1SEL_0 >> 16)) /*!< LSI selected as LPTIM1 clock */
  426. #define LL_RCC_LPTIM1_CLKSOURCE_HSI (uint32_t)(RCC_CCIPR_LPTIM1SEL | (RCC_CCIPR_LPTIM1SEL_1 >> 16)) /*!< HSI selected as LPTIM1 clock */
  427. #define LL_RCC_LPTIM1_CLKSOURCE_LSE (uint32_t)(RCC_CCIPR_LPTIM1SEL | (RCC_CCIPR_LPTIM1SEL >> 16)) /*!< LSE selected as LPTIM1 clock */
  428. #define LL_RCC_LPTIM2_CLKSOURCE_PCLK1 (uint32_t)(RCC_CCIPR_LPTIM2SEL | (0x00000000U >> 16)) /*!< PCLK1 selected as LPTIM2 clock */
  429. #define LL_RCC_LPTIM2_CLKSOURCE_LSI (uint32_t)(RCC_CCIPR_LPTIM2SEL | (RCC_CCIPR_LPTIM2SEL_0 >> 16)) /*!< LSI selected as LPTIM2 clock */
  430. #define LL_RCC_LPTIM2_CLKSOURCE_HSI (uint32_t)(RCC_CCIPR_LPTIM2SEL | (RCC_CCIPR_LPTIM2SEL_1 >> 16)) /*!< HSI selected as LPTIM2 clock */
  431. #define LL_RCC_LPTIM2_CLKSOURCE_LSE (uint32_t)(RCC_CCIPR_LPTIM2SEL | (RCC_CCIPR_LPTIM2SEL >> 16)) /*!< LSE selected as LPTIM2 clock */
  432. /**
  433. * @}
  434. */
  435. #if defined(SAI1)
  436. /** @defgroup RCC_LL_EC_SAI1_CLKSOURCE SAI1 CLKSOURCE
  437. * @{
  438. */
  439. #define LL_RCC_SAI1_CLKSOURCE_PLLSAI1 0x00000000U /*!< PLLSAI1 selected as SAI1 clock */
  440. #define LL_RCC_SAI1_CLKSOURCE_PLL RCC_CCIPR_SAI1SEL_0 /*!< PLL selected as SAI1 clock */
  441. #define LL_RCC_SAI1_CLKSOURCE_HSI RCC_CCIPR_SAI1SEL_1 /*!< HSI selected as SAI1 clock */
  442. #define LL_RCC_SAI1_CLKSOURCE_PIN RCC_CCIPR_SAI1SEL /*!< External input selected as SAI1 clock */
  443. /**
  444. * @}
  445. */
  446. #endif
  447. /** @defgroup RCC_LL_EC_CLK48_CLKSOURCE CLK48 CLKSOURCE
  448. * @{
  449. */
  450. #define LL_RCC_CLK48_CLKSOURCE_HSI48 0x00000000U /*!< HSI48 selected as CLK48 clock*/
  451. #if defined(SAI1)
  452. #define LL_RCC_CLK48_CLKSOURCE_PLLSAI1 RCC_CCIPR_CLK48SEL_0 /*!< PLLSAI1 selected as CLK48 clock*/
  453. #endif
  454. #define LL_RCC_CLK48_CLKSOURCE_PLL RCC_CCIPR_CLK48SEL_1 /*!< PLL selected as CLK48 clock*/
  455. #define LL_RCC_CLK48_CLKSOURCE_MSI RCC_CCIPR_CLK48SEL /*!< MSI selected as CLK48 clock*/
  456. /**
  457. * @}
  458. */
  459. /** @defgroup RCC_LL_EC_USB_CLKSOURCE USB CLKSOURCE
  460. * @{
  461. */
  462. #define LL_RCC_USB_CLKSOURCE_HSI48 LL_RCC_CLK48_CLKSOURCE_HSI48 /*!< HSI48 selected as USB clock*/
  463. #if defined(SAI1)
  464. #define LL_RCC_USB_CLKSOURCE_PLLSAI1 LL_RCC_CLK48_CLKSOURCE_PLLSAI1 /*!< PLLSAI1 selected as USB clock*/
  465. #endif
  466. #define LL_RCC_USB_CLKSOURCE_PLL LL_RCC_CLK48_CLKSOURCE_PLL /*!< PLL selected as USB clock*/
  467. #define LL_RCC_USB_CLKSOURCE_MSI LL_RCC_CLK48_CLKSOURCE_MSI /*!< MSI selected as USB clock*/
  468. /**
  469. * @}
  470. */
  471. /** @defgroup RCC_LL_EC_ADC_CLKSRC ADC CLKSRC
  472. * @{
  473. */
  474. #define LL_RCC_ADC_CLKSOURCE_NONE 0x00000000U /*!< no Clock used as ADC clock*/
  475. #if defined(STM32WB55xx) || defined (STM32WB5Mxx)
  476. #define LL_RCC_ADC_CLKSOURCE_PLLSAI1 RCC_CCIPR_ADCSEL_0 /*!< PLLSAI1 selected as ADC clock*/
  477. #elif defined(STM32WB35xx)
  478. #define LL_RCC_ADC_CLKSOURCE_HSI RCC_CCIPR_ADCSEL_0 /*!< HSI selected as ADC clock*/
  479. #endif
  480. #define LL_RCC_ADC_CLKSOURCE_PLL RCC_CCIPR_ADCSEL_1 /*!< PLL selected as ADC clock*/
  481. #define LL_RCC_ADC_CLKSOURCE_SYSCLK RCC_CCIPR_ADCSEL /*!< SYSCLK selected as ADC clock*/
  482. /**
  483. * @}
  484. */
  485. /** @defgroup RCC_LL_EC_RNG_CLKSRC RNG CLKSRC
  486. * @{
  487. */
  488. #define LL_RCC_RNG_CLKSOURCE_CLK48 0x00000000U /*!< CLK48 divided by 3 selected as RNG Clock */
  489. #define LL_RCC_RNG_CLKSOURCE_LSI RCC_CCIPR_RNGSEL_0 /*!< LSI selected as ADC clock*/
  490. #define LL_RCC_RNG_CLKSOURCE_LSE RCC_CCIPR_RNGSEL_1 /*!< LSE selected as ADC clock*/
  491. /**
  492. * @}
  493. */
  494. #if defined(SPI_I2S_SUPPORT)
  495. /** @defgroup RCC_LL_EC_I2SCLKSOURCE Peripheral I2S clock source selection
  496. * @{
  497. */
  498. #define LL_RCC_I2S_CLKSOURCE_NONE 0x00000000U /*!< no Clock used as I2S clock*/
  499. #define LL_RCC_I2S_CLKSOURCE_HSI RCC_CCIPR_I2SSEL_0 /*!< HSI clock used as I2S clock source */
  500. #define LL_RCC_I2S_CLKSOURCE_PLL RCC_CCIPR_I2SSEL_1 /*!< PLL clock used as I2S clock source */
  501. #define LL_RCC_I2S_CLKSOURCE_PIN RCC_CCIPR_I2SSEL /*!< External clock used as I2S clock source */
  502. /**
  503. * @}
  504. */
  505. #endif
  506. /** @defgroup RCC_LL_EC_USART1 USART1
  507. * @{
  508. */
  509. #define LL_RCC_USART1_CLKSOURCE RCC_CCIPR_USART1SEL /*!< USART1 clock source selection bits */
  510. /**
  511. * @}
  512. */
  513. #if defined(LPUART1)
  514. /** @defgroup RCC_LL_EC_LPUART1 LPUART1
  515. * @{
  516. */
  517. #define LL_RCC_LPUART1_CLKSOURCE RCC_CCIPR_LPUART1SEL /*!< LPUART1 clock source selection bits */
  518. /**
  519. * @}
  520. */
  521. #endif
  522. /** @defgroup RCC_LL_EC_I2C1 I2C1
  523. * @{
  524. */
  525. #define LL_RCC_I2C1_CLKSOURCE RCC_CCIPR_I2C1SEL /*!< I2C1 clock source selection bits */
  526. #define LL_RCC_I2C3_CLKSOURCE RCC_CCIPR_I2C3SEL /*!< I2C3 clock source selection bits */
  527. /**
  528. * @}
  529. */
  530. /** @defgroup RCC_LL_EC_LPTIM1 LPTIM1
  531. * @{
  532. */
  533. #define LL_RCC_LPTIM1_CLKSOURCE RCC_CCIPR_LPTIM1SEL /*!< LPTIM1 clock source selection bits */
  534. #define LL_RCC_LPTIM2_CLKSOURCE RCC_CCIPR_LPTIM2SEL /*!< LPTIM2 clock source selection bits */
  535. /**
  536. * @}
  537. */
  538. #if defined(SAI1)
  539. /** @defgroup RCC_LL_EC_SAI1 SAI1
  540. * @{
  541. */
  542. #define LL_RCC_SAI1_CLKSOURCE RCC_CCIPR_SAI1SEL /*!< SAI1 clock source selection bits */
  543. /**
  544. * @}
  545. */
  546. #endif
  547. /** @defgroup RCC_LL_EC_CLK48 CLK48
  548. * @{
  549. */
  550. #define LL_RCC_CLK48_CLKSOURCE RCC_CCIPR_CLK48SEL /*!< CLK48 clock source selection bits */
  551. /**
  552. * @}
  553. */
  554. /** @defgroup RCC_LL_EC_USB USB
  555. * @{
  556. */
  557. #define LL_RCC_USB_CLKSOURCE LL_RCC_CLK48_CLKSOURCE /*!< USB clock source selection bits */
  558. /**
  559. * @}
  560. */
  561. /** @defgroup RCC_LL_EC_RNG RNG
  562. * @{
  563. */
  564. #define LL_RCC_RNG_CLKSOURCE RCC_CCIPR_RNGSEL /*!< RNG clock source selection bits */
  565. /**
  566. * @}
  567. */
  568. /** @defgroup RCC_LL_EC_ADC ADC
  569. * @{
  570. */
  571. #define LL_RCC_ADC_CLKSOURCE RCC_CCIPR_ADCSEL /*!< ADC clock source selection bits */
  572. /**
  573. * @}
  574. */
  575. #if defined(SPI_I2S_SUPPORT)
  576. /** @defgroup RCC_LL_EC_I2S I2S
  577. * @{
  578. */
  579. #define LL_RCC_I2S_CLKSOURCE RCC_CCIPR_I2SSEL /*!< I2S clock source selection bits */
  580. /**
  581. * @}
  582. */
  583. #endif
  584. /** @defgroup RCC_LL_EC_RTC_CLKSOURCE RTC clock source selection
  585. * @{
  586. */
  587. #define LL_RCC_RTC_CLKSOURCE_NONE 0x00000000U /*!< No clock used as RTC clock */
  588. #define LL_RCC_RTC_CLKSOURCE_LSE RCC_BDCR_RTCSEL_0 /*!< LSE oscillator clock used as RTC clock */
  589. #define LL_RCC_RTC_CLKSOURCE_LSI RCC_BDCR_RTCSEL_1 /*!< LSI oscillator clock used as RTC clock */
  590. #define LL_RCC_RTC_CLKSOURCE_HSE_DIV32 RCC_BDCR_RTCSEL /*!< HSE oscillator clock divided by 32 used as RTC clock */
  591. /**
  592. * @}
  593. */
  594. /** @defgroup RCC_LL_EC_RFWKP_CLKSOURCE RF Wakeup clock source selection
  595. * @{
  596. */
  597. #define LL_RCC_RFWKP_CLKSOURCE_NONE 0x00000000U /*!< No clock used as RF Wakeup clock */
  598. #define LL_RCC_RFWKP_CLKSOURCE_LSE RCC_CSR_RFWKPSEL_0 /*!< LSE oscillator clock used as RF Wakeup clock */
  599. #define LL_RCC_RFWKP_CLKSOURCE_LSI RCC_CSR_RFWKPSEL_1 /*!< LSI oscillator clock used as RF Wakeup clock */
  600. #define LL_RCC_RFWKP_CLKSOURCE_HSE_DIV1024 RCC_CSR_RFWKPSEL /*!< HSE oscillator clock divided by 1024 used as RF Wakeup clock */
  601. /**
  602. * @}
  603. */
  604. /** @defgroup RCC_LL_EC_PLLSOURCE PLL and PLLSAI1 entry clock source
  605. * @{
  606. */
  607. #define LL_RCC_PLLSOURCE_NONE 0x00000000U /*!< No clock */
  608. #define LL_RCC_PLLSOURCE_MSI RCC_PLLCFGR_PLLSRC_0 /*!< MSI clock selected as PLL entry clock source */
  609. #define LL_RCC_PLLSOURCE_HSI RCC_PLLCFGR_PLLSRC_1 /*!< HSI clock selected as PLL entry clock source */
  610. #define LL_RCC_PLLSOURCE_HSE (RCC_PLLCFGR_PLLSRC_1 | RCC_PLLCFGR_PLLSRC_0) /*!< HSE clock selected as PLL entry clock source */
  611. /**
  612. * @}
  613. */
  614. /** @defgroup RCC_LL_EC_PLLM_DIV PLL and PLLSAI1 division factor
  615. * @{
  616. */
  617. #define LL_RCC_PLLM_DIV_1 0x00000000U /*!< PLL and PLLSAI1 division factor by 1 */
  618. #define LL_RCC_PLLM_DIV_2 (RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLSAI1 division factor by 2 */
  619. #define LL_RCC_PLLM_DIV_3 (RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLSAI1 division factor by 3 */
  620. #define LL_RCC_PLLM_DIV_4 ((RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0)) /*!< PLL and PLLSAI1 division factor by 4 */
  621. #define LL_RCC_PLLM_DIV_5 (RCC_PLLCFGR_PLLM_2) /*!< PLL and PLLSAI1 division factor by 5 */
  622. #define LL_RCC_PLLM_DIV_6 ((RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_0)) /*!< PLL and PLLSAI1 division factor by 6 */
  623. #define LL_RCC_PLLM_DIV_7 ((RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1)) /*!< PLL and PLLSAI1 division factor by 7 */
  624. #define LL_RCC_PLLM_DIV_8 (RCC_PLLCFGR_PLLM) /*!< PLL and PLLSAI1 division factor by 8 */
  625. /**
  626. * @}
  627. */
  628. /** @defgroup RCC_LL_EC_PLLR_DIV PLL division factor (PLLR)
  629. * @{
  630. */
  631. #define LL_RCC_PLLR_DIV_2 (RCC_PLLCFGR_PLLR_0) /*!< Main PLL division factor for PLLCLK (system clock) by 2 */
  632. #define LL_RCC_PLLR_DIV_3 (RCC_PLLCFGR_PLLR_1) /*!< Main PLL division factor for PLLCLK (system clock) by 3 */
  633. #define LL_RCC_PLLR_DIV_4 (RCC_PLLCFGR_PLLR_1|RCC_PLLCFGR_PLLR_0) /*!< Main PLL division factor for PLLCLK (system clock) by 4 */
  634. #define LL_RCC_PLLR_DIV_5 (RCC_PLLCFGR_PLLR_2) /*!< Main PLL division factor for PLLCLK (system clock) by 5 */
  635. #define LL_RCC_PLLR_DIV_6 (RCC_PLLCFGR_PLLR_2|RCC_PLLCFGR_PLLR_0) /*!< Main PLL division factor for PLLCLK (system clock) by 6 */
  636. #define LL_RCC_PLLR_DIV_7 (RCC_PLLCFGR_PLLR_2|RCC_PLLCFGR_PLLR_1) /*!< Main PLL division factor for PLLCLK (system clock) by 7 */
  637. #define LL_RCC_PLLR_DIV_8 (RCC_PLLCFGR_PLLR) /*!< Main PLL division factor for PLLCLK (system clock) by 8 */
  638. /**
  639. * @}
  640. */
  641. /** @defgroup RCC_LL_EC_PLLP_DIV PLL division factor (PLLP)
  642. * @{
  643. */
  644. #define LL_RCC_PLLP_DIV_2 (RCC_PLLCFGR_PLLP_0) /*!< Main PLL division factor for PLLP output by 2 */
  645. #define LL_RCC_PLLP_DIV_3 (RCC_PLLCFGR_PLLP_1) /*!< Main PLL division factor for PLLP output by 3 */
  646. #define LL_RCC_PLLP_DIV_4 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_1) /*!< Main PLL division factor for PLLP output by 4 */
  647. #define LL_RCC_PLLP_DIV_5 (RCC_PLLCFGR_PLLP_2) /*!< Main PLL division factor for PLLP output by 5 */
  648. #define LL_RCC_PLLP_DIV_6 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_2) /*!< Main PLL division factor for PLLP output by 6 */
  649. #define LL_RCC_PLLP_DIV_7 (RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_2) /*!< Main PLL division factor for PLLP output by 7 */
  650. #define LL_RCC_PLLP_DIV_8 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_2) /*!< Main PLL division factor for PLLP output by 8 */
  651. #define LL_RCC_PLLP_DIV_9 (RCC_PLLCFGR_PLLP_3) /*!< Main PLL division factor for PLLP output by 9 */
  652. #define LL_RCC_PLLP_DIV_10 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_3) /*!< Main PLL division factor for PLLP output by 10 */
  653. #define LL_RCC_PLLP_DIV_11 (RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_3) /*!< Main PLL division factor for PLLP output by 11 */
  654. #define LL_RCC_PLLP_DIV_12 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_3) /*!< Main PLL division factor for PLLP output by 12 */
  655. #define LL_RCC_PLLP_DIV_13 (RCC_PLLCFGR_PLLP_2|RCC_PLLCFGR_PLLP_3) /*!< Main PLL division factor for PLLP output by 13 */
  656. #define LL_RCC_PLLP_DIV_14 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_2|RCC_PLLCFGR_PLLP_3) /*!< Main PLL division factor for PLLP output by 14 */
  657. #define LL_RCC_PLLP_DIV_15 (RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_2|RCC_PLLCFGR_PLLP_3) /*!< Main PLL division factor for PLLP output by 15 */
  658. #define LL_RCC_PLLP_DIV_16 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_2|RCC_PLLCFGR_PLLP_3)/*!< Main PLL division factor for PLLP output by 16 */
  659. #define LL_RCC_PLLP_DIV_17 (RCC_PLLCFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 17 */
  660. #define LL_RCC_PLLP_DIV_18 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 18 */
  661. #define LL_RCC_PLLP_DIV_19 (RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 19 */
  662. #define LL_RCC_PLLP_DIV_20 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 20 */
  663. #define LL_RCC_PLLP_DIV_21 (RCC_PLLCFGR_PLLP_2|RCC_PLLCFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 21 */
  664. #define LL_RCC_PLLP_DIV_22 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_2|RCC_PLLCFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 22 */
  665. #define LL_RCC_PLLP_DIV_23 (RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_2|RCC_PLLCFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 23 */
  666. #define LL_RCC_PLLP_DIV_24 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_2|RCC_PLLCFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 24 */
  667. #define LL_RCC_PLLP_DIV_25 (RCC_PLLCFGR_PLLP_3|RCC_PLLCFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 25 */
  668. #define LL_RCC_PLLP_DIV_26 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_3|RCC_PLLCFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 26 */
  669. #define LL_RCC_PLLP_DIV_27 (RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_3|RCC_PLLCFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 27*/
  670. #define LL_RCC_PLLP_DIV_28 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_3|RCC_PLLCFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 28 */
  671. #define LL_RCC_PLLP_DIV_29 (RCC_PLLCFGR_PLLP_2|RCC_PLLCFGR_PLLP_3|RCC_PLLCFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 29 */
  672. #define LL_RCC_PLLP_DIV_30 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_2|RCC_PLLCFGR_PLLP_3|RCC_PLLCFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 30 */
  673. #define LL_RCC_PLLP_DIV_31 (RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_2|RCC_PLLCFGR_PLLP_3|RCC_PLLCFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 31 */
  674. #define LL_RCC_PLLP_DIV_32 (RCC_PLLCFGR_PLLP_0|RCC_PLLCFGR_PLLP_1|RCC_PLLCFGR_PLLP_2|RCC_PLLCFGR_PLLP_3|RCC_PLLCFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 32 */
  675. /**
  676. * @}
  677. */
  678. /** @defgroup RCC_LL_EC_PLLQ_DIV PLL division factor (PLLQ)
  679. * @{
  680. */
  681. #define LL_RCC_PLLQ_DIV_2 (RCC_PLLCFGR_PLLQ_0) /*!< Main PLL division factor for PLLQ output by 2 */
  682. #define LL_RCC_PLLQ_DIV_3 (RCC_PLLCFGR_PLLQ_1) /*!< Main PLL division factor for PLLQ output by 3 */
  683. #define LL_RCC_PLLQ_DIV_4 (RCC_PLLCFGR_PLLQ_1|RCC_PLLCFGR_PLLQ_0) /*!< Main PLL division factor for PLLQ output by 4 */
  684. #define LL_RCC_PLLQ_DIV_5 (RCC_PLLCFGR_PLLQ_2) /*!< Main PLL division factor for PLLQ output by 5 */
  685. #define LL_RCC_PLLQ_DIV_6 (RCC_PLLCFGR_PLLQ_2|RCC_PLLCFGR_PLLQ_0) /*!< Main PLL division factor for PLLQ output by 6 */
  686. #define LL_RCC_PLLQ_DIV_7 (RCC_PLLCFGR_PLLQ_2|RCC_PLLCFGR_PLLQ_1) /*!< Main PLL division factor for PLLQ output by 7 */
  687. #define LL_RCC_PLLQ_DIV_8 (RCC_PLLCFGR_PLLQ) /*!< Main PLL division factor for PLLQ output by 8 */
  688. /**
  689. * @}
  690. */
  691. #if defined(SAI1)
  692. /** @defgroup RCC_LL_EC_PLLSAI1Q PLLSAI1 division factor (PLLQ)
  693. * @{
  694. */
  695. #define LL_RCC_PLLSAI1Q_DIV_2 (RCC_PLLSAI1CFGR_PLLQ_0) /*!< PLLSAI1 division factor for PLLSAI1Q output by 2 */
  696. #define LL_RCC_PLLSAI1Q_DIV_3 (RCC_PLLSAI1CFGR_PLLQ_1) /*!< PLLSAI1 division factor for PLLSAI1Q output by 3 */
  697. #define LL_RCC_PLLSAI1Q_DIV_4 (RCC_PLLSAI1CFGR_PLLQ_1 | RCC_PLLSAI1CFGR_PLLQ_0) /*!< PLLSAI1 division factor for PLLSAI1Q output by 4 */
  698. #define LL_RCC_PLLSAI1Q_DIV_5 (RCC_PLLSAI1CFGR_PLLQ_2) /*!< PLLSAI1 division factor for PLLSAI1Q output by 5 */
  699. #define LL_RCC_PLLSAI1Q_DIV_6 (RCC_PLLSAI1CFGR_PLLQ_2 | RCC_PLLSAI1CFGR_PLLQ_0) /*!< PLLSAI1 division factor for PLLSAI1Q output by 6 */
  700. #define LL_RCC_PLLSAI1Q_DIV_7 (RCC_PLLSAI1CFGR_PLLQ_2 | RCC_PLLSAI1CFGR_PLLQ_1) /*!< PLLSAI1 division factor for PLLSAI1Q output by 7 */
  701. #define LL_RCC_PLLSAI1Q_DIV_8 (RCC_PLLSAI1CFGR_PLLQ_2 | RCC_PLLSAI1CFGR_PLLQ_1 | RCC_PLLSAI1CFGR_PLLQ_0) /*!< PLLSAI1 division factor for PLLSAI1Q output by 8 */
  702. /**
  703. * @}
  704. */
  705. /** @defgroup RCC_LL_EC_PLLSAI1P PLLSAI1 division factor (PLLP)
  706. * @{
  707. */
  708. #define LL_RCC_PLLSAI1P_DIV_2 (RCC_PLLSAI1CFGR_PLLP_0) /*!< Main PLL division factor for PLLP output by 2 */
  709. #define LL_RCC_PLLSAI1P_DIV_3 (RCC_PLLSAI1CFGR_PLLP_1) /*!< Main PLL division factor for PLLP output by 3 */
  710. #define LL_RCC_PLLSAI1P_DIV_4 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_1) /*!< Main PLL division factor for PLLP output by 4 */
  711. #define LL_RCC_PLLSAI1P_DIV_5 (RCC_PLLSAI1CFGR_PLLP_2) /*!< Main PLL division factor for PLLP output by 5 */
  712. #define LL_RCC_PLLSAI1P_DIV_6 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_2) /*!< Main PLL division factor for PLLP output by 6 */
  713. #define LL_RCC_PLLSAI1P_DIV_7 (RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_2) /*!< Main PLL division factor for PLLP output by 7 */
  714. #define LL_RCC_PLLSAI1P_DIV_8 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_2)/*!< Main PLL division factor for PLLP output by 8 */
  715. #define LL_RCC_PLLSAI1P_DIV_9 (RCC_PLLSAI1CFGR_PLLP_3) /*!< Main PLL division factor for PLLP output by 9 */
  716. #define LL_RCC_PLLSAI1P_DIV_10 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_3) /*!< Main PLL division factor for PLLP output by 10 */
  717. #define LL_RCC_PLLSAI1P_DIV_11 (RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_3) /*!< Main PLL division factor for PLLP output by 11 */
  718. #define LL_RCC_PLLSAI1P_DIV_12 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_3)/*!< Main PLL division factor for PLLP output by 12 */
  719. #define LL_RCC_PLLSAI1P_DIV_13 (RCC_PLLSAI1CFGR_PLLP_2|RCC_PLLSAI1CFGR_PLLP_3) /*!< Main PLL division factor for PLLP output by 13 */
  720. #define LL_RCC_PLLSAI1P_DIV_14 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_2|RCC_PLLSAI1CFGR_PLLP_3)/*!< Main PLL division factor for PLLP output by 14 */
  721. #define LL_RCC_PLLSAI1P_DIV_15 (RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_2|RCC_PLLSAI1CFGR_PLLP_3)/*!< Main PLL division factor for PLLP output by 15 */
  722. #define LL_RCC_PLLSAI1P_DIV_16 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_2|RCC_PLLSAI1CFGR_PLLP_3)/*!< Main PLL division factor for PLLP output by 16 */
  723. #define LL_RCC_PLLSAI1P_DIV_17 (RCC_PLLSAI1CFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 17 */
  724. #define LL_RCC_PLLSAI1P_DIV_18 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 18 */
  725. #define LL_RCC_PLLSAI1P_DIV_19 (RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 19 */
  726. #define LL_RCC_PLLSAI1P_DIV_20 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 20 */
  727. #define LL_RCC_PLLSAI1P_DIV_21 (RCC_PLLSAI1CFGR_PLLP_2|RCC_PLLSAI1CFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 21 */
  728. #define LL_RCC_PLLSAI1P_DIV_22 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_2|RCC_PLLSAI1CFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 22 */
  729. #define LL_RCC_PLLSAI1P_DIV_23 (RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_2|RCC_PLLSAI1CFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 23 */
  730. #define LL_RCC_PLLSAI1P_DIV_24 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_2|RCC_PLLSAI1CFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 24 */
  731. #define LL_RCC_PLLSAI1P_DIV_25 (RCC_PLLSAI1CFGR_PLLP_3|RCC_PLLSAI1CFGR_PLLP_4) /*!< Main PLL division factor for PLLP output by 25 */
  732. #define LL_RCC_PLLSAI1P_DIV_26 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_3|RCC_PLLSAI1CFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 26 */
  733. #define LL_RCC_PLLSAI1P_DIV_27 (RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_3|RCC_PLLSAI1CFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 27*/
  734. #define LL_RCC_PLLSAI1P_DIV_28 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_3|RCC_PLLSAI1CFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 28 */
  735. #define LL_RCC_PLLSAI1P_DIV_29 (RCC_PLLSAI1CFGR_PLLP_2|RCC_PLLSAI1CFGR_PLLP_3|RCC_PLLSAI1CFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 29 */
  736. #define LL_RCC_PLLSAI1P_DIV_30 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_2|RCC_PLLSAI1CFGR_PLLP_3|RCC_PLLSAI1CFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 30 */
  737. #define LL_RCC_PLLSAI1P_DIV_31 (RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_2|RCC_PLLSAI1CFGR_PLLP_3|RCC_PLLSAI1CFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 31 */
  738. #define LL_RCC_PLLSAI1P_DIV_32 (RCC_PLLSAI1CFGR_PLLP_0|RCC_PLLSAI1CFGR_PLLP_1|RCC_PLLSAI1CFGR_PLLP_2|RCC_PLLSAI1CFGR_PLLP_3|RCC_PLLSAI1CFGR_PLLP_4)/*!< Main PLL division factor for PLLP output by 32 */
  739. /**
  740. * @}
  741. */
  742. /** @defgroup RCC_LL_EC_PLLSAI1R PLLSAI1 division factor (PLLR)
  743. * @{
  744. */
  745. #define LL_RCC_PLLSAI1R_DIV_2 (RCC_PLLSAI1CFGR_PLLR_0) /*!< PLLSAI1 division factor for PLLSAI1R output by 2 */
  746. #define LL_RCC_PLLSAI1R_DIV_3 (RCC_PLLSAI1CFGR_PLLR_1) /*!< PLLSAI1 division factor for PLLSAI1R output by 3 */
  747. #define LL_RCC_PLLSAI1R_DIV_4 (RCC_PLLSAI1CFGR_PLLR_1 | RCC_PLLSAI1CFGR_PLLR_0) /*!< PLLSAI1 division factor for PLLSAI1R output by 4 */
  748. #define LL_RCC_PLLSAI1R_DIV_5 (RCC_PLLSAI1CFGR_PLLR_2) /*!< PLLSAI1 division factor for PLLSAI1R output by 5 */
  749. #define LL_RCC_PLLSAI1R_DIV_6 (RCC_PLLSAI1CFGR_PLLR_2 | RCC_PLLSAI1CFGR_PLLR_0) /*!< PLLSAI1 division factor for PLLSAI1R output by 6 */
  750. #define LL_RCC_PLLSAI1R_DIV_7 (RCC_PLLSAI1CFGR_PLLR_2 | RCC_PLLSAI1CFGR_PLLR_1) /*!< PLLSAI1 division factor for PLLSAI1R output by 7 */
  751. #define LL_RCC_PLLSAI1R_DIV_8 (RCC_PLLSAI1CFGR_PLLR_2 | RCC_PLLSAI1CFGR_PLLR_1 | RCC_PLLSAI1CFGR_PLLR_0) /*!< PLLSAI1 division factor for PLLSAI1R output by 8 */
  752. /**
  753. * @}
  754. */
  755. #endif
  756. /**
  757. * @}
  758. */
  759. /* Exported macro ------------------------------------------------------------*/
  760. /** @defgroup RCC_LL_Exported_Macros RCC Exported Macros
  761. * @{
  762. */
  763. /** @defgroup RCC_LL_EM_WRITE_READ Common Write and read registers Macros
  764. * @{
  765. */
  766. /**
  767. * @brief Write a value in RCC register
  768. * @param __REG__ Register to be written
  769. * @param __VALUE__ Value to be written in the register
  770. * @retval None
  771. */
  772. #define LL_RCC_WriteReg(__REG__, __VALUE__) WRITE_REG(RCC->__REG__, (__VALUE__))
  773. /**
  774. * @brief Read a value in RCC register
  775. * @param __REG__ Register to be read
  776. * @retval Register value
  777. */
  778. #define LL_RCC_ReadReg(__REG__) READ_REG(RCC->__REG__)
  779. /**
  780. * @}
  781. */
  782. /** @defgroup RCC_LL_EM_CALC_FREQ Calculate frequencies
  783. * @{
  784. */
  785. /**
  786. * @brief Helper macro to calculate the PLLRCLK frequency on system domain
  787. * @note ex: @ref __LL_RCC_CALC_PLLCLK_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  788. * @ref LL_RCC_PLL_GetN (), @ref LL_RCC_PLL_GetR ());
  789. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  790. * @param __PLLM__ This parameter can be one of the following values:
  791. * @arg @ref LL_RCC_PLLM_DIV_1
  792. * @arg @ref LL_RCC_PLLM_DIV_2
  793. * @arg @ref LL_RCC_PLLM_DIV_3
  794. * @arg @ref LL_RCC_PLLM_DIV_4
  795. * @arg @ref LL_RCC_PLLM_DIV_5
  796. * @arg @ref LL_RCC_PLLM_DIV_6
  797. * @arg @ref LL_RCC_PLLM_DIV_7
  798. * @arg @ref LL_RCC_PLLM_DIV_8
  799. * @param __PLLN__ Between Min_Data = 6 and Max_Data = 127
  800. * @param __PLLR__ This parameter can be one of the following values:
  801. * @arg @ref LL_RCC_PLLR_DIV_2
  802. * @arg @ref LL_RCC_PLLR_DIV_3
  803. * @arg @ref LL_RCC_PLLR_DIV_4
  804. * @arg @ref LL_RCC_PLLR_DIV_5
  805. * @arg @ref LL_RCC_PLLR_DIV_6
  806. * @arg @ref LL_RCC_PLLR_DIV_7
  807. * @arg @ref LL_RCC_PLLR_DIV_8
  808. * @retval PLL clock frequency (in Hz)
  809. */
  810. #define __LL_RCC_CALC_PLLCLK_FREQ(__INPUTFREQ__, __PLLM__, __PLLN__, __PLLR__) ((__INPUTFREQ__) * (__PLLN__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) / \
  811. (((__PLLR__) >> RCC_PLLCFGR_PLLR_Pos) + 1U))
  812. #if defined(SAI1)
  813. /**
  814. * @brief Helper macro to calculate the PLLPCLK frequency used on SAI domain
  815. * @note ex: @ref __LL_RCC_CALC_PLLCLK_SAI_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  816. * @ref LL_RCC_PLL_GetN (), @ref LL_RCC_PLL_GetP ());
  817. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  818. * @param __PLLM__ This parameter can be one of the following values:
  819. * @arg @ref LL_RCC_PLLM_DIV_1
  820. * @arg @ref LL_RCC_PLLM_DIV_2
  821. * @arg @ref LL_RCC_PLLM_DIV_3
  822. * @arg @ref LL_RCC_PLLM_DIV_4
  823. * @arg @ref LL_RCC_PLLM_DIV_5
  824. * @arg @ref LL_RCC_PLLM_DIV_6
  825. * @arg @ref LL_RCC_PLLM_DIV_7
  826. * @arg @ref LL_RCC_PLLM_DIV_8
  827. * @param __PLLN__ Between Min_Data = 6 and Max_Data = 127
  828. * @param __PLLP__ This parameter can be one of the following values:
  829. * @arg @ref LL_RCC_PLLP_DIV_2
  830. * @arg @ref LL_RCC_PLLP_DIV_3
  831. * @arg @ref LL_RCC_PLLP_DIV_4
  832. * @arg @ref LL_RCC_PLLP_DIV_5
  833. * @arg @ref LL_RCC_PLLP_DIV_6
  834. * @arg @ref LL_RCC_PLLP_DIV_7
  835. * @arg @ref LL_RCC_PLLP_DIV_8
  836. * @arg @ref LL_RCC_PLLP_DIV_9
  837. * @arg @ref LL_RCC_PLLP_DIV_10
  838. * @arg @ref LL_RCC_PLLP_DIV_11
  839. * @arg @ref LL_RCC_PLLP_DIV_12
  840. * @arg @ref LL_RCC_PLLP_DIV_13
  841. * @arg @ref LL_RCC_PLLP_DIV_14
  842. * @arg @ref LL_RCC_PLLP_DIV_15
  843. * @arg @ref LL_RCC_PLLP_DIV_16
  844. * @arg @ref LL_RCC_PLLP_DIV_17
  845. * @arg @ref LL_RCC_PLLP_DIV_18
  846. * @arg @ref LL_RCC_PLLP_DIV_19
  847. * @arg @ref LL_RCC_PLLP_DIV_20
  848. * @arg @ref LL_RCC_PLLP_DIV_21
  849. * @arg @ref LL_RCC_PLLP_DIV_22
  850. * @arg @ref LL_RCC_PLLP_DIV_23
  851. * @arg @ref LL_RCC_PLLP_DIV_24
  852. * @arg @ref LL_RCC_PLLP_DIV_25
  853. * @arg @ref LL_RCC_PLLP_DIV_26
  854. * @arg @ref LL_RCC_PLLP_DIV_27
  855. * @arg @ref LL_RCC_PLLP_DIV_28
  856. * @arg @ref LL_RCC_PLLP_DIV_29
  857. * @arg @ref LL_RCC_PLLP_DIV_30
  858. * @arg @ref LL_RCC_PLLP_DIV_31
  859. * @retval PLL clock frequency (in Hz)
  860. */
  861. #define __LL_RCC_CALC_PLLCLK_SAI_FREQ(__INPUTFREQ__, __PLLM__, __PLLN__, __PLLP__) ((__INPUTFREQ__) * (__PLLN__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U))/ \
  862. (((__PLLP__) >> RCC_PLLCFGR_PLLP_Pos) + 1U))
  863. #endif
  864. /**
  865. * @brief Helper macro to calculate the PLLPCLK frequency used on ADC domain
  866. * @note ex: @ref __LL_RCC_CALC_PLLCLK_ADC_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  867. * @ref LL_RCC_PLL_GetN (), @ref LL_RCC_PLL_GetP ());
  868. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  869. * @param __PLLM__ This parameter can be one of the following values:
  870. * @arg @ref LL_RCC_PLLM_DIV_1
  871. * @arg @ref LL_RCC_PLLM_DIV_2
  872. * @arg @ref LL_RCC_PLLM_DIV_3
  873. * @arg @ref LL_RCC_PLLM_DIV_4
  874. * @arg @ref LL_RCC_PLLM_DIV_5
  875. * @arg @ref LL_RCC_PLLM_DIV_6
  876. * @arg @ref LL_RCC_PLLM_DIV_7
  877. * @arg @ref LL_RCC_PLLM_DIV_8
  878. * @param __PLLN__ Between Min_Data = 6 and Max_Data = 127
  879. * @param __PLLP__ This parameter can be one of the following values:
  880. * @arg @ref LL_RCC_PLLP_DIV_2
  881. * @arg @ref LL_RCC_PLLP_DIV_3
  882. * @arg @ref LL_RCC_PLLP_DIV_4
  883. * @arg @ref LL_RCC_PLLP_DIV_5
  884. * @arg @ref LL_RCC_PLLP_DIV_6
  885. * @arg @ref LL_RCC_PLLP_DIV_7
  886. * @arg @ref LL_RCC_PLLP_DIV_8
  887. * @arg @ref LL_RCC_PLLP_DIV_9
  888. * @arg @ref LL_RCC_PLLP_DIV_10
  889. * @arg @ref LL_RCC_PLLP_DIV_11
  890. * @arg @ref LL_RCC_PLLP_DIV_12
  891. * @arg @ref LL_RCC_PLLP_DIV_13
  892. * @arg @ref LL_RCC_PLLP_DIV_14
  893. * @arg @ref LL_RCC_PLLP_DIV_15
  894. * @arg @ref LL_RCC_PLLP_DIV_16
  895. * @arg @ref LL_RCC_PLLP_DIV_17
  896. * @arg @ref LL_RCC_PLLP_DIV_18
  897. * @arg @ref LL_RCC_PLLP_DIV_19
  898. * @arg @ref LL_RCC_PLLP_DIV_20
  899. * @arg @ref LL_RCC_PLLP_DIV_21
  900. * @arg @ref LL_RCC_PLLP_DIV_22
  901. * @arg @ref LL_RCC_PLLP_DIV_23
  902. * @arg @ref LL_RCC_PLLP_DIV_24
  903. * @arg @ref LL_RCC_PLLP_DIV_25
  904. * @arg @ref LL_RCC_PLLP_DIV_26
  905. * @arg @ref LL_RCC_PLLP_DIV_27
  906. * @arg @ref LL_RCC_PLLP_DIV_28
  907. * @arg @ref LL_RCC_PLLP_DIV_29
  908. * @arg @ref LL_RCC_PLLP_DIV_30
  909. * @arg @ref LL_RCC_PLLP_DIV_31
  910. * @arg @ref LL_RCC_PLLP_DIV_32
  911. * @retval PLL clock frequency (in Hz)
  912. */
  913. #define __LL_RCC_CALC_PLLCLK_ADC_FREQ(__INPUTFREQ__, __PLLM__, __PLLN__, __PLLP__) ((__INPUTFREQ__) * (__PLLN__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) / \
  914. (((__PLLP__) >> RCC_PLLCFGR_PLLP_Pos) + 1U))
  915. #if defined(SPI_I2S_SUPPORT)
  916. /**
  917. * @brief Helper macro to calculate the PLLPCLK frequency used on I2S domain
  918. * @note ex: @ref __LL_RCC_CALC_PLLCLK_I2S_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  919. * @ref LL_RCC_PLL_GetN (), @ref LL_RCC_PLL_GetP ());
  920. * @param __INPUTFREQ__ PLL Input frequency (based on HSE/HSI)
  921. * @param __PLLM__ This parameter can be one of the following values:
  922. * @arg @ref LL_RCC_PLLM_DIV_1
  923. * @arg @ref LL_RCC_PLLM_DIV_2
  924. * @arg @ref LL_RCC_PLLM_DIV_3
  925. * @arg @ref LL_RCC_PLLM_DIV_4
  926. * @arg @ref LL_RCC_PLLM_DIV_5
  927. * @arg @ref LL_RCC_PLLM_DIV_6
  928. * @arg @ref LL_RCC_PLLM_DIV_7
  929. * @arg @ref LL_RCC_PLLM_DIV_8
  930. * @param __PLLN__ Between Min_Data = 8 and Max_Data = 86
  931. * @param __PLLP__ This parameter can be one of the following values:
  932. * @arg @ref LL_RCC_PLLP_DIV_2
  933. * @arg @ref LL_RCC_PLLP_DIV_3
  934. * @arg @ref LL_RCC_PLLP_DIV_4
  935. * @arg @ref LL_RCC_PLLP_DIV_5
  936. * @arg @ref LL_RCC_PLLP_DIV_6
  937. * @arg @ref LL_RCC_PLLP_DIV_7
  938. * @arg @ref LL_RCC_PLLP_DIV_8
  939. * @arg @ref LL_RCC_PLLP_DIV_9
  940. * @arg @ref LL_RCC_PLLP_DIV_10
  941. * @arg @ref LL_RCC_PLLP_DIV_11
  942. * @arg @ref LL_RCC_PLLP_DIV_12
  943. * @arg @ref LL_RCC_PLLP_DIV_13
  944. * @arg @ref LL_RCC_PLLP_DIV_14
  945. * @arg @ref LL_RCC_PLLP_DIV_15
  946. * @arg @ref LL_RCC_PLLP_DIV_16
  947. * @arg @ref LL_RCC_PLLP_DIV_17
  948. * @arg @ref LL_RCC_PLLP_DIV_18
  949. * @arg @ref LL_RCC_PLLP_DIV_19
  950. * @arg @ref LL_RCC_PLLP_DIV_20
  951. * @arg @ref LL_RCC_PLLP_DIV_21
  952. * @arg @ref LL_RCC_PLLP_DIV_22
  953. * @arg @ref LL_RCC_PLLP_DIV_23
  954. * @arg @ref LL_RCC_PLLP_DIV_24
  955. * @arg @ref LL_RCC_PLLP_DIV_25
  956. * @arg @ref LL_RCC_PLLP_DIV_26
  957. * @arg @ref LL_RCC_PLLP_DIV_27
  958. * @arg @ref LL_RCC_PLLP_DIV_28
  959. * @arg @ref LL_RCC_PLLP_DIV_29
  960. * @arg @ref LL_RCC_PLLP_DIV_30
  961. * @arg @ref LL_RCC_PLLP_DIV_31
  962. * @arg @ref LL_RCC_PLLP_DIV_32
  963. * @retval PLL clock frequency (in Hz)
  964. */
  965. #define __LL_RCC_CALC_PLLCLK_I2S_FREQ(__INPUTFREQ__, __PLLM__, __PLLN__, __PLLP__) ((__INPUTFREQ__) * (__PLLN__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) / \
  966. (((__PLLP__) >> RCC_PLLCFGR_PLLP_Pos) + 1U))
  967. #endif
  968. /**
  969. * @brief Helper macro to calculate the PLLQCLK frequency used on 48M domain
  970. * @note ex: @ref __LL_RCC_CALC_PLLCLK_48M_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  971. * @ref LL_RCC_PLL_GetN (), @ref LL_RCC_PLL_GetQ ());
  972. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  973. * @param __PLLM__ This parameter can be one of the following values:
  974. * @arg @ref LL_RCC_PLLM_DIV_1
  975. * @arg @ref LL_RCC_PLLM_DIV_2
  976. * @arg @ref LL_RCC_PLLM_DIV_3
  977. * @arg @ref LL_RCC_PLLM_DIV_4
  978. * @arg @ref LL_RCC_PLLM_DIV_5
  979. * @arg @ref LL_RCC_PLLM_DIV_6
  980. * @arg @ref LL_RCC_PLLM_DIV_7
  981. * @arg @ref LL_RCC_PLLM_DIV_8
  982. * @param __PLLN__ Between Min_Data = 6 and Max_Data = 127
  983. * @param __PLLQ__ This parameter can be one of the following values:
  984. * @arg @ref LL_RCC_PLLQ_DIV_2
  985. * @arg @ref LL_RCC_PLLQ_DIV_3
  986. * @arg @ref LL_RCC_PLLQ_DIV_4
  987. * @arg @ref LL_RCC_PLLQ_DIV_5
  988. * @arg @ref LL_RCC_PLLQ_DIV_6
  989. * @arg @ref LL_RCC_PLLQ_DIV_7
  990. * @arg @ref LL_RCC_PLLQ_DIV_8
  991. * @retval PLL clock frequency (in Hz)
  992. */
  993. #define __LL_RCC_CALC_PLLCLK_48M_FREQ(__INPUTFREQ__, __PLLM__, __PLLN__, __PLLQ__) ((__INPUTFREQ__) * (__PLLN__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) / \
  994. (((__PLLQ__) >> RCC_PLLCFGR_PLLQ_Pos) + 1U))
  995. #if defined(SAI1)
  996. /**
  997. * @brief Helper macro to calculate the PLLSAI1PCLK frequency used for SAI domain
  998. * @note ex: @ref __LL_RCC_CALC_PLLSAI1_SAI_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  999. * @ref LL_RCC_PLLSAI1_GetN (), @ref LL_RCC_PLLSAI1_GetP ());
  1000. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  1001. * @param __PLLM__ This parameter can be one of the following values:
  1002. * @arg @ref LL_RCC_PLLM_DIV_1
  1003. * @arg @ref LL_RCC_PLLM_DIV_2
  1004. * @arg @ref LL_RCC_PLLM_DIV_3
  1005. * @arg @ref LL_RCC_PLLM_DIV_4
  1006. * @arg @ref LL_RCC_PLLM_DIV_5
  1007. * @arg @ref LL_RCC_PLLM_DIV_6
  1008. * @arg @ref LL_RCC_PLLM_DIV_7
  1009. * @arg @ref LL_RCC_PLLM_DIV_8
  1010. * @param __PLLSAI1N__ Between 6 and 127
  1011. * @param __PLLSAI1P__ This parameter can be one of the following values:
  1012. * @arg @ref LL_RCC_PLLSAI1P_DIV_2
  1013. * @arg @ref LL_RCC_PLLSAI1P_DIV_3
  1014. * @arg @ref LL_RCC_PLLSAI1P_DIV_4
  1015. * @arg @ref LL_RCC_PLLSAI1P_DIV_5
  1016. * @arg @ref LL_RCC_PLLSAI1P_DIV_6
  1017. * @arg @ref LL_RCC_PLLSAI1P_DIV_7
  1018. * @arg @ref LL_RCC_PLLSAI1P_DIV_8
  1019. * @arg @ref LL_RCC_PLLSAI1P_DIV_9
  1020. * @arg @ref LL_RCC_PLLSAI1P_DIV_10
  1021. * @arg @ref LL_RCC_PLLSAI1P_DIV_11
  1022. * @arg @ref LL_RCC_PLLSAI1P_DIV_12
  1023. * @arg @ref LL_RCC_PLLSAI1P_DIV_13
  1024. * @arg @ref LL_RCC_PLLSAI1P_DIV_14
  1025. * @arg @ref LL_RCC_PLLSAI1P_DIV_15
  1026. * @arg @ref LL_RCC_PLLSAI1P_DIV_16
  1027. * @arg @ref LL_RCC_PLLSAI1P_DIV_17
  1028. * @arg @ref LL_RCC_PLLSAI1P_DIV_18
  1029. * @arg @ref LL_RCC_PLLSAI1P_DIV_19
  1030. * @arg @ref LL_RCC_PLLSAI1P_DIV_20
  1031. * @arg @ref LL_RCC_PLLSAI1P_DIV_21
  1032. * @arg @ref LL_RCC_PLLSAI1P_DIV_22
  1033. * @arg @ref LL_RCC_PLLSAI1P_DIV_23
  1034. * @arg @ref LL_RCC_PLLSAI1P_DIV_24
  1035. * @arg @ref LL_RCC_PLLSAI1P_DIV_25
  1036. * @arg @ref LL_RCC_PLLSAI1P_DIV_26
  1037. * @arg @ref LL_RCC_PLLSAI1P_DIV_27
  1038. * @arg @ref LL_RCC_PLLSAI1P_DIV_28
  1039. * @arg @ref LL_RCC_PLLSAI1P_DIV_29
  1040. * @arg @ref LL_RCC_PLLSAI1P_DIV_30
  1041. * @arg @ref LL_RCC_PLLSAI1P_DIV_31
  1042. * @arg @ref LL_RCC_PLLSAI1P_DIV_32
  1043. * @retval PLLSAI1 clock frequency (in Hz)
  1044. */
  1045. #define __LL_RCC_CALC_PLLSAI1_SAI_FREQ(__INPUTFREQ__, __PLLM__, __PLLSAI1N__, __PLLSAI1P__) \
  1046. ((__INPUTFREQ__) * (__PLLSAI1N__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) / \
  1047. (((__PLLSAI1P__) >> RCC_PLLSAI1CFGR_PLLP_Pos) + 1U))
  1048. /**
  1049. * @brief Helper macro to calculate the PLLSAI1QCLK frequency used on 48M domain
  1050. * @note ex: @ref __LL_RCC_CALC_PLLSAI1_48M_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  1051. * @ref LL_RCC_PLLSAI1_GetN (), @ref LL_RCC_PLLSAI1_GetQ ());
  1052. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  1053. * @param __PLLM__ This parameter can be one of the following values:
  1054. * @arg @ref LL_RCC_PLLM_DIV_1
  1055. * @arg @ref LL_RCC_PLLM_DIV_2
  1056. * @arg @ref LL_RCC_PLLM_DIV_3
  1057. * @arg @ref LL_RCC_PLLM_DIV_4
  1058. * @arg @ref LL_RCC_PLLM_DIV_5
  1059. * @arg @ref LL_RCC_PLLM_DIV_6
  1060. * @arg @ref LL_RCC_PLLM_DIV_7
  1061. * @arg @ref LL_RCC_PLLM_DIV_8
  1062. * @param __PLLSAI1N__ Between 6 and 127
  1063. * @param __PLLSAI1Q__ This parameter can be one of the following values:
  1064. * @arg @ref LL_RCC_PLLSAI1Q_DIV_2
  1065. * @arg @ref LL_RCC_PLLSAI1Q_DIV_3
  1066. * @arg @ref LL_RCC_PLLSAI1Q_DIV_4
  1067. * @arg @ref LL_RCC_PLLSAI1Q_DIV_5
  1068. * @arg @ref LL_RCC_PLLSAI1Q_DIV_6
  1069. * @arg @ref LL_RCC_PLLSAI1Q_DIV_7
  1070. * @arg @ref LL_RCC_PLLSAI1Q_DIV_8
  1071. * @retval PLLSAI1 clock frequency (in Hz)
  1072. */
  1073. #define __LL_RCC_CALC_PLLSAI1_48M_FREQ(__INPUTFREQ__, __PLLM__, __PLLSAI1N__, __PLLSAI1Q__) \
  1074. ((__INPUTFREQ__) * (__PLLSAI1N__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) / \
  1075. (((__PLLSAI1Q__) >> RCC_PLLSAI1CFGR_PLLQ_Pos) + 1U))
  1076. /**
  1077. * @brief Helper macro to calculate the PLLSAI1RCLK frequency used on ADC domain
  1078. * @note ex: @ref __LL_RCC_CALC_PLLSAI1_ADC_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
  1079. * @ref LL_RCC_PLLSAI1_GetN (), @ref LL_RCC_PLLSAI1_GetR ());
  1080. * @param __INPUTFREQ__ PLL Input frequency (based on MSI/HSE/HSI)
  1081. * @param __PLLM__ This parameter can be one of the following values:
  1082. * @arg @ref LL_RCC_PLLM_DIV_1
  1083. * @arg @ref LL_RCC_PLLM_DIV_2
  1084. * @arg @ref LL_RCC_PLLM_DIV_3
  1085. * @arg @ref LL_RCC_PLLM_DIV_4
  1086. * @arg @ref LL_RCC_PLLM_DIV_5
  1087. * @arg @ref LL_RCC_PLLM_DIV_6
  1088. * @arg @ref LL_RCC_PLLM_DIV_7
  1089. * @arg @ref LL_RCC_PLLM_DIV_8
  1090. * @param __PLLSAI1N__ Between 6 and 127
  1091. * @param __PLLSAI1R__ This parameter can be one of the following values:
  1092. * @arg @ref LL_RCC_PLLSAI1R_DIV_2
  1093. * @arg @ref LL_RCC_PLLSAI1R_DIV_3
  1094. * @arg @ref LL_RCC_PLLSAI1R_DIV_4
  1095. * @arg @ref LL_RCC_PLLSAI1R_DIV_5
  1096. * @arg @ref LL_RCC_PLLSAI1R_DIV_6
  1097. * @arg @ref LL_RCC_PLLSAI1R_DIV_7
  1098. * @arg @ref LL_RCC_PLLSAI1R_DIV_8
  1099. * @retval PLLSAI1 clock frequency (in Hz)
  1100. */
  1101. #define __LL_RCC_CALC_PLLSAI1_ADC_FREQ(__INPUTFREQ__, __PLLM__, __PLLSAI1N__, __PLLSAI1R__) \
  1102. ((__INPUTFREQ__) * (__PLLSAI1N__) / ((((__PLLM__)>> RCC_PLLCFGR_PLLM_Pos) + 1U)) / \
  1103. (((__PLLSAI1R__) >> RCC_PLLSAI1CFGR_PLLR_Pos) + 1U))
  1104. #endif
  1105. /**
  1106. * @brief Helper macro to calculate the HCLK1 frequency
  1107. * @param __SYSCLKFREQ__ SYSCLK frequency (based on MSI/HSE/HSI/PLLCLK)
  1108. * @param __CPU1PRESCALER__ This parameter can be one of the following values:
  1109. * @arg @ref LL_RCC_SYSCLK_DIV_1
  1110. * @arg @ref LL_RCC_SYSCLK_DIV_2
  1111. * @arg @ref LL_RCC_SYSCLK_DIV_3
  1112. * @arg @ref LL_RCC_SYSCLK_DIV_4
  1113. * @arg @ref LL_RCC_SYSCLK_DIV_5
  1114. * @arg @ref LL_RCC_SYSCLK_DIV_6
  1115. * @arg @ref LL_RCC_SYSCLK_DIV_8
  1116. * @arg @ref LL_RCC_SYSCLK_DIV_10
  1117. * @arg @ref LL_RCC_SYSCLK_DIV_16
  1118. * @arg @ref LL_RCC_SYSCLK_DIV_32
  1119. * @arg @ref LL_RCC_SYSCLK_DIV_64
  1120. * @arg @ref LL_RCC_SYSCLK_DIV_128
  1121. * @arg @ref LL_RCC_SYSCLK_DIV_256
  1122. * @arg @ref LL_RCC_SYSCLK_DIV_512
  1123. * @retval HCLK1 clock frequency (in Hz)
  1124. */
  1125. #define __LL_RCC_CALC_HCLK1_FREQ(__SYSCLKFREQ__,__CPU1PRESCALER__) ((__SYSCLKFREQ__) / AHBPrescTable[((__CPU1PRESCALER__) & RCC_CFGR_HPRE) >> RCC_CFGR_HPRE_Pos])
  1126. /**
  1127. * @brief Helper macro to calculate the HCLK2 frequency
  1128. * @param __SYSCLKFREQ__ SYSCLK frequency (based on MSI/HSE/HSI/PLLCLK)
  1129. * @param __CPU2PRESCALER__ This parameter can be one of the following values:
  1130. * @arg @ref LL_RCC_SYSCLK_DIV_1
  1131. * @arg @ref LL_RCC_SYSCLK_DIV_2
  1132. * @arg @ref LL_RCC_SYSCLK_DIV_3
  1133. * @arg @ref LL_RCC_SYSCLK_DIV_4
  1134. * @arg @ref LL_RCC_SYSCLK_DIV_5
  1135. * @arg @ref LL_RCC_SYSCLK_DIV_6
  1136. * @arg @ref LL_RCC_SYSCLK_DIV_8
  1137. * @arg @ref LL_RCC_SYSCLK_DIV_10
  1138. * @arg @ref LL_RCC_SYSCLK_DIV_16
  1139. * @arg @ref LL_RCC_SYSCLK_DIV_32
  1140. * @arg @ref LL_RCC_SYSCLK_DIV_64
  1141. * @arg @ref LL_RCC_SYSCLK_DIV_128
  1142. * @arg @ref LL_RCC_SYSCLK_DIV_256
  1143. * @arg @ref LL_RCC_SYSCLK_DIV_512
  1144. * @retval HCLK2 clock frequency (in Hz)
  1145. */
  1146. #define __LL_RCC_CALC_HCLK2_FREQ(__SYSCLKFREQ__, __CPU2PRESCALER__) ((__SYSCLKFREQ__) / AHBPrescTable[((__CPU2PRESCALER__) & RCC_EXTCFGR_C2HPRE) >> RCC_EXTCFGR_C2HPRE_Pos])
  1147. /**
  1148. * @brief Helper macro to calculate the HCLK4 frequency
  1149. * @param __SYSCLKFREQ__ SYSCLK frequency (based on MSI/HSE/HSI/PLLCLK)
  1150. * @param __AHB4PRESCALER__ This parameter can be one of the following values:
  1151. * @arg @ref LL_RCC_SYSCLK_DIV_1
  1152. * @arg @ref LL_RCC_SYSCLK_DIV_2
  1153. * @arg @ref LL_RCC_SYSCLK_DIV_3
  1154. * @arg @ref LL_RCC_SYSCLK_DIV_4
  1155. * @arg @ref LL_RCC_SYSCLK_DIV_5
  1156. * @arg @ref LL_RCC_SYSCLK_DIV_6
  1157. * @arg @ref LL_RCC_SYSCLK_DIV_8
  1158. * @arg @ref LL_RCC_SYSCLK_DIV_10
  1159. * @arg @ref LL_RCC_SYSCLK_DIV_16
  1160. * @arg @ref LL_RCC_SYSCLK_DIV_32
  1161. * @arg @ref LL_RCC_SYSCLK_DIV_64
  1162. * @arg @ref LL_RCC_SYSCLK_DIV_128
  1163. * @arg @ref LL_RCC_SYSCLK_DIV_256
  1164. * @arg @ref LL_RCC_SYSCLK_DIV_512
  1165. * @retval HCLK4 clock frequency (in Hz)
  1166. */
  1167. #define __LL_RCC_CALC_HCLK4_FREQ(__SYSCLKFREQ__, __AHB4PRESCALER__) ((__SYSCLKFREQ__) / AHBPrescTable[(((__AHB4PRESCALER__) >> 4U) & RCC_EXTCFGR_SHDHPRE) >> RCC_EXTCFGR_SHDHPRE_Pos])
  1168. /**
  1169. * @brief Helper macro to calculate the PCLK1 frequency (ABP1)
  1170. * @param __HCLKFREQ__ HCLK frequency
  1171. * @param __APB1PRESCALER__ This parameter can be one of the following values:
  1172. * @arg @ref LL_RCC_APB1_DIV_1
  1173. * @arg @ref LL_RCC_APB1_DIV_2
  1174. * @arg @ref LL_RCC_APB1_DIV_4
  1175. * @arg @ref LL_RCC_APB1_DIV_8
  1176. * @arg @ref LL_RCC_APB1_DIV_16
  1177. * @retval PCLK1 clock frequency (in Hz)
  1178. */
  1179. #define __LL_RCC_CALC_PCLK1_FREQ(__HCLKFREQ__, __APB1PRESCALER__) ((__HCLKFREQ__) >> (APBPrescTable[(((__APB1PRESCALER__) & RCC_CFGR_PPRE1_Msk) >> RCC_CFGR_PPRE1_Pos)] & 31U))
  1180. /**
  1181. * @brief Helper macro to calculate the PCLK2 frequency (ABP2)
  1182. * @param __HCLKFREQ__ HCLK frequency
  1183. * @param __APB2PRESCALER__ This parameter can be one of the following values:
  1184. * @arg @ref LL_RCC_APB2_DIV_1
  1185. * @arg @ref LL_RCC_APB2_DIV_2
  1186. * @arg @ref LL_RCC_APB2_DIV_4
  1187. * @arg @ref LL_RCC_APB2_DIV_8
  1188. * @arg @ref LL_RCC_APB2_DIV_16
  1189. * @retval PCLK2 clock frequency (in Hz)
  1190. */
  1191. #define __LL_RCC_CALC_PCLK2_FREQ(__HCLKFREQ__, __APB2PRESCALER__) ((__HCLKFREQ__) >> (APBPrescTable[(((__APB2PRESCALER__) & RCC_CFGR_PPRE2_Msk) >> RCC_CFGR_PPRE2_Pos)] & 31U))
  1192. /**
  1193. * @brief Helper macro to calculate the MSI frequency (in Hz)
  1194. * @note __MSIRANGE__can be retrieved by @ref LL_RCC_MSI_GetRange()
  1195. * @param __MSIRANGE__ This parameter can be one of the following values:
  1196. * @arg @ref LL_RCC_MSIRANGE_0
  1197. * @arg @ref LL_RCC_MSIRANGE_1
  1198. * @arg @ref LL_RCC_MSIRANGE_2
  1199. * @arg @ref LL_RCC_MSIRANGE_3
  1200. * @arg @ref LL_RCC_MSIRANGE_4
  1201. * @arg @ref LL_RCC_MSIRANGE_5
  1202. * @arg @ref LL_RCC_MSIRANGE_6
  1203. * @arg @ref LL_RCC_MSIRANGE_7
  1204. * @arg @ref LL_RCC_MSIRANGE_8
  1205. * @arg @ref LL_RCC_MSIRANGE_9
  1206. * @arg @ref LL_RCC_MSIRANGE_10
  1207. * @arg @ref LL_RCC_MSIRANGE_11
  1208. * @retval MSI clock frequency (in Hz)
  1209. */
  1210. #define __LL_RCC_CALC_MSI_FREQ(__MSIRANGE__) MSIRangeTable[((__MSIRANGE__) & RCC_CR_MSIRANGE_Msk) >> RCC_CR_MSIRANGE_Pos]
  1211. /**
  1212. * @}
  1213. */
  1214. /**
  1215. * @}
  1216. */
  1217. /* Exported functions --------------------------------------------------------*/
  1218. /** @defgroup RCC_LL_Exported_Functions RCC Exported Functions
  1219. * @{
  1220. */
  1221. /** @defgroup RCC_LL_EF_HSE HSE
  1222. * @{
  1223. */
  1224. /**
  1225. * @brief Enable HSE sysclk and pll prescaler division by 2
  1226. * @rmtoll CR HSEPRE LL_RCC_HSE_EnableDiv2
  1227. * @retval None
  1228. */
  1229. __STATIC_INLINE void LL_RCC_HSE_EnableDiv2(void)
  1230. {
  1231. SET_BIT(RCC->CR, RCC_CR_HSEPRE);
  1232. }
  1233. /**
  1234. * @brief Disable HSE sysclk and pll prescaler
  1235. * @rmtoll CR HSEPRE LL_RCC_HSE_DisableDiv2
  1236. * @retval None
  1237. */
  1238. __STATIC_INLINE void LL_RCC_HSE_DisableDiv2(void)
  1239. {
  1240. CLEAR_BIT(RCC->CR, RCC_CR_HSEPRE);
  1241. }
  1242. /**
  1243. * @brief Get HSE sysclk and pll prescaler
  1244. * @rmtoll CR HSEPRE LL_RCC_HSE_IsEnabledDiv2
  1245. * @retval None
  1246. */
  1247. __STATIC_INLINE uint32_t LL_RCC_HSE_IsEnabledDiv2(void)
  1248. {
  1249. return ((READ_BIT(RCC->CR, RCC_CR_HSEPRE) == (RCC_CR_HSEPRE)) ? 1UL : 0UL);
  1250. }
  1251. /**
  1252. * @brief Enable the Clock Security System.
  1253. * @rmtoll CR CSSON LL_RCC_HSE_EnableCSS
  1254. * @retval None
  1255. */
  1256. __STATIC_INLINE void LL_RCC_HSE_EnableCSS(void)
  1257. {
  1258. SET_BIT(RCC->CR, RCC_CR_CSSON);
  1259. }
  1260. /**
  1261. * @brief Enable HSE external oscillator (HSE Bypass)
  1262. * @rmtoll CR HSEBYP LL_RCC_HSE_EnableBypass
  1263. * @retval None
  1264. */
  1265. __STATIC_INLINE void LL_RCC_HSE_EnableBypass(void)
  1266. {
  1267. SET_BIT(RCC->CR, RCC_CR_HSEBYP);
  1268. }
  1269. /**
  1270. * @brief Disable HSE external oscillator (HSE Bypass)
  1271. * @rmtoll CR HSEBYP LL_RCC_HSE_DisableBypass
  1272. * @retval None
  1273. */
  1274. __STATIC_INLINE void LL_RCC_HSE_DisableBypass(void)
  1275. {
  1276. CLEAR_BIT(RCC->CR, RCC_CR_HSEBYP);
  1277. }
  1278. /**
  1279. * @brief Enable HSE crystal oscillator (HSE ON)
  1280. * @rmtoll CR HSEON LL_RCC_HSE_Enable
  1281. * @retval None
  1282. */
  1283. __STATIC_INLINE void LL_RCC_HSE_Enable(void)
  1284. {
  1285. SET_BIT(RCC->CR, RCC_CR_HSEON);
  1286. }
  1287. /**
  1288. * @brief Disable HSE crystal oscillator (HSE ON)
  1289. * @rmtoll CR HSEON LL_RCC_HSE_Disable
  1290. * @retval None
  1291. */
  1292. __STATIC_INLINE void LL_RCC_HSE_Disable(void)
  1293. {
  1294. CLEAR_BIT(RCC->CR, RCC_CR_HSEON);
  1295. }
  1296. /**
  1297. * @brief Check if HSE oscillator Ready
  1298. * @rmtoll CR HSERDY LL_RCC_HSE_IsReady
  1299. * @retval State of bit (1 or 0).
  1300. */
  1301. __STATIC_INLINE uint32_t LL_RCC_HSE_IsReady(void)
  1302. {
  1303. return ((READ_BIT(RCC->CR, RCC_CR_HSERDY) == (RCC_CR_HSERDY)) ? 1UL : 0UL);
  1304. }
  1305. /**
  1306. * @brief Check if HSE clock control register is locked or not
  1307. * @rmtoll HSECR UNLOCKED LL_RCC_HSE_IsClockControlLocked
  1308. * @retval State of bit (1 or 0).
  1309. */
  1310. __STATIC_INLINE uint32_t LL_RCC_HSE_IsClockControlLocked(void)
  1311. {
  1312. return ((READ_BIT(RCC->HSECR, RCC_HSECR_UNLOCKED) != (RCC_HSECR_UNLOCKED)) ? 1UL : 0UL);
  1313. }
  1314. /**
  1315. * @brief Set HSE capacitor tuning
  1316. * @rmtoll HSECR HSETUNE LL_RCC_HSE_SetCapacitorTuning
  1317. * @param Value Between Min_Data = 0 and Max_Data = 63
  1318. * @retval None
  1319. */
  1320. __STATIC_INLINE void LL_RCC_HSE_SetCapacitorTuning(uint32_t Value)
  1321. {
  1322. WRITE_REG(RCC->HSECR, HSE_CONTROL_UNLOCK_KEY);
  1323. MODIFY_REG(RCC->HSECR, RCC_HSECR_HSETUNE, Value << RCC_HSECR_HSETUNE_Pos);
  1324. }
  1325. /**
  1326. * @brief Get HSE capacitor tuning
  1327. * @rmtoll HSECR HSETUNE LL_RCC_HSE_GetCapacitorTuning
  1328. * @retval Between Min_Data = 0 and Max_Data = 63
  1329. */
  1330. __STATIC_INLINE uint32_t LL_RCC_HSE_GetCapacitorTuning(void)
  1331. {
  1332. return (uint32_t)(READ_BIT(RCC->HSECR, RCC_HSECR_HSETUNE) >> RCC_HSECR_HSETUNE_Pos);
  1333. }
  1334. /**
  1335. * @brief Set HSE current control
  1336. * @rmtoll HSECR HSEGMC LL_RCC_HSE_SetCurrentControl
  1337. * @param CurrentMax This parameter can be one of the following values:
  1338. * @arg @ref LL_RCC_HSE_CURRENTMAX_0
  1339. * @arg @ref LL_RCC_HSE_CURRENTMAX_1
  1340. * @arg @ref LL_RCC_HSE_CURRENTMAX_2
  1341. * @arg @ref LL_RCC_HSE_CURRENTMAX_3
  1342. * @arg @ref LL_RCC_HSE_CURRENTMAX_4
  1343. * @arg @ref LL_RCC_HSE_CURRENTMAX_5
  1344. * @arg @ref LL_RCC_HSE_CURRENTMAX_6
  1345. * @arg @ref LL_RCC_HSE_CURRENTMAX_7
  1346. */
  1347. __STATIC_INLINE void LL_RCC_HSE_SetCurrentControl(uint32_t CurrentMax)
  1348. {
  1349. WRITE_REG(RCC->HSECR, HSE_CONTROL_UNLOCK_KEY);
  1350. MODIFY_REG(RCC->HSECR, RCC_HSECR_HSEGMC, CurrentMax);
  1351. }
  1352. /**
  1353. * @brief Get HSE current control
  1354. * @rmtoll HSECR HSEGMC LL_RCC_HSE_GetCurrentControl
  1355. * @retval Returned value can be one of the following values:
  1356. * @arg @ref LL_RCC_HSE_CURRENTMAX_0
  1357. * @arg @ref LL_RCC_HSE_CURRENTMAX_1
  1358. * @arg @ref LL_RCC_HSE_CURRENTMAX_2
  1359. * @arg @ref LL_RCC_HSE_CURRENTMAX_3
  1360. * @arg @ref LL_RCC_HSE_CURRENTMAX_4
  1361. * @arg @ref LL_RCC_HSE_CURRENTMAX_5
  1362. * @arg @ref LL_RCC_HSE_CURRENTMAX_6
  1363. * @arg @ref LL_RCC_HSE_CURRENTMAX_7
  1364. */
  1365. __STATIC_INLINE uint32_t LL_RCC_HSE_GetCurrentControl(void)
  1366. {
  1367. return (uint32_t)(READ_BIT(RCC->HSECR, RCC_HSECR_HSEGMC));
  1368. }
  1369. /**
  1370. * @brief Set HSE sense amplifier threshold
  1371. * @rmtoll HSECR HSES LL_RCC_HSE_SetSenseAmplifier
  1372. * @param SenseAmplifier This parameter can be one of the following values:
  1373. * @arg @ref LL_RCC_HSEAMPTHRESHOLD_1_2
  1374. * @arg @ref LL_RCC_HSEAMPTHRESHOLD_3_4
  1375. */
  1376. __STATIC_INLINE void LL_RCC_HSE_SetSenseAmplifier(uint32_t SenseAmplifier)
  1377. {
  1378. WRITE_REG(RCC->HSECR, HSE_CONTROL_UNLOCK_KEY);
  1379. MODIFY_REG(RCC->HSECR, RCC_HSECR_HSES, SenseAmplifier);
  1380. }
  1381. /**
  1382. * @brief Get HSE current control
  1383. * @rmtoll HSECR HSES LL_RCC_HSE_GetSenseAmplifier
  1384. * @retval Returned value can be one of the following values:
  1385. * @arg @ref LL_RCC_HSEAMPTHRESHOLD_1_2
  1386. * @arg @ref LL_RCC_HSEAMPTHRESHOLD_3_4
  1387. */
  1388. __STATIC_INLINE uint32_t LL_RCC_HSE_GetSenseAmplifier(void)
  1389. {
  1390. return (uint32_t)(READ_BIT(RCC->HSECR, RCC_HSECR_HSES));
  1391. }
  1392. /**
  1393. * @}
  1394. */
  1395. /** @defgroup RCC_LL_EF_HSI HSI
  1396. * @{
  1397. */
  1398. /**
  1399. * @brief Enable HSI even in stop mode
  1400. * @note HSI oscillator is forced ON even in Stop mode
  1401. * @rmtoll CR HSIKERON LL_RCC_HSI_EnableInStopMode
  1402. * @retval None
  1403. */
  1404. __STATIC_INLINE void LL_RCC_HSI_EnableInStopMode(void)
  1405. {
  1406. SET_BIT(RCC->CR, RCC_CR_HSIKERON);
  1407. }
  1408. /**
  1409. * @brief Disable HSI in stop mode
  1410. * @rmtoll CR HSIKERON LL_RCC_HSI_DisableInStopMode
  1411. * @retval None
  1412. */
  1413. __STATIC_INLINE void LL_RCC_HSI_DisableInStopMode(void)
  1414. {
  1415. CLEAR_BIT(RCC->CR, RCC_CR_HSIKERON);
  1416. }
  1417. /**
  1418. * @brief Check if HSI in stop mode is ready
  1419. * @rmtoll CR HSIKERON LL_RCC_HSI_IsEnabledInStopMode
  1420. * @retval State of bit (1 or 0).
  1421. */
  1422. __STATIC_INLINE uint32_t LL_RCC_HSI_IsEnabledInStopMode(void)
  1423. {
  1424. return ((READ_BIT(RCC->CR, RCC_CR_HSIKERON) == (RCC_CR_HSIKERON)) ? 1UL : 0UL);
  1425. }
  1426. /**
  1427. * @brief Enable HSI oscillator
  1428. * @rmtoll CR HSION LL_RCC_HSI_Enable
  1429. * @retval None
  1430. */
  1431. __STATIC_INLINE void LL_RCC_HSI_Enable(void)
  1432. {
  1433. SET_BIT(RCC->CR, RCC_CR_HSION);
  1434. }
  1435. /**
  1436. * @brief Disable HSI oscillator
  1437. * @rmtoll CR HSION LL_RCC_HSI_Disable
  1438. * @retval None
  1439. */
  1440. __STATIC_INLINE void LL_RCC_HSI_Disable(void)
  1441. {
  1442. CLEAR_BIT(RCC->CR, RCC_CR_HSION);
  1443. }
  1444. /**
  1445. * @brief Check if HSI clock is ready
  1446. * @rmtoll CR HSIRDY LL_RCC_HSI_IsReady
  1447. * @retval State of bit (1 or 0).
  1448. */
  1449. __STATIC_INLINE uint32_t LL_RCC_HSI_IsReady(void)
  1450. {
  1451. return ((READ_BIT(RCC->CR, RCC_CR_HSIRDY) == (RCC_CR_HSIRDY)) ? 1UL : 0UL);
  1452. }
  1453. /**
  1454. * @brief Enable HSI Automatic from stop mode
  1455. * @rmtoll CR HSIASFS LL_RCC_HSI_EnableAutoFromStop
  1456. * @retval None
  1457. */
  1458. __STATIC_INLINE void LL_RCC_HSI_EnableAutoFromStop(void)
  1459. {
  1460. SET_BIT(RCC->CR, RCC_CR_HSIASFS);
  1461. }
  1462. /**
  1463. * @brief Disable HSI Automatic from stop mode
  1464. * @rmtoll CR HSIASFS LL_RCC_HSI_DisableAutoFromStop
  1465. * @retval None
  1466. */
  1467. __STATIC_INLINE void LL_RCC_HSI_DisableAutoFromStop(void)
  1468. {
  1469. CLEAR_BIT(RCC->CR, RCC_CR_HSIASFS);
  1470. }
  1471. /**
  1472. * @brief Get HSI Calibration value
  1473. * @note When HSITRIM is written, HSICAL is updated with the sum of
  1474. * HSITRIM and the factory trim value
  1475. * @rmtoll ICSCR HSICAL LL_RCC_HSI_GetCalibration
  1476. * @retval Between Min_Data = 0x00 and Max_Data = 0xFF
  1477. */
  1478. __STATIC_INLINE uint32_t LL_RCC_HSI_GetCalibration(void)
  1479. {
  1480. return (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_HSICAL) >> RCC_ICSCR_HSICAL_Pos);
  1481. }
  1482. /**
  1483. * @brief Set HSI Calibration trimming
  1484. * @note user-programmable trimming value that is added to the HSICAL
  1485. * @note Default value is 64, which, when added to the HSICAL value,
  1486. * should trim the HSI to 16 MHz +/- 1 %
  1487. * @rmtoll ICSCR HSITRIM LL_RCC_HSI_SetCalibTrimming
  1488. * @param Value Between Min_Data = 0 and Max_Data = 127
  1489. * @retval None
  1490. */
  1491. __STATIC_INLINE void LL_RCC_HSI_SetCalibTrimming(uint32_t Value)
  1492. {
  1493. MODIFY_REG(RCC->ICSCR, RCC_ICSCR_HSITRIM, Value << RCC_ICSCR_HSITRIM_Pos);
  1494. }
  1495. /**
  1496. * @brief Get HSI Calibration trimming
  1497. * @rmtoll ICSCR HSITRIM LL_RCC_HSI_GetCalibTrimming
  1498. * @retval Between Min_Data = 0 and Max_Data = 127
  1499. */
  1500. __STATIC_INLINE uint32_t LL_RCC_HSI_GetCalibTrimming(void)
  1501. {
  1502. return (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_HSITRIM) >> RCC_ICSCR_HSITRIM_Pos);
  1503. }
  1504. /**
  1505. * @}
  1506. */
  1507. /** @defgroup RCC_LL_EF_HSI48 HSI48
  1508. * @{
  1509. */
  1510. /**
  1511. * @brief Enable HSI48
  1512. * @rmtoll CRRCR HSI48ON LL_RCC_HSI48_Enable
  1513. * @retval None
  1514. */
  1515. __STATIC_INLINE void LL_RCC_HSI48_Enable(void)
  1516. {
  1517. SET_BIT(RCC->CRRCR, RCC_CRRCR_HSI48ON);
  1518. }
  1519. /**
  1520. * @brief Disable HSI48
  1521. * @rmtoll CRRCR HSI48ON LL_RCC_HSI48_Disable
  1522. * @retval None
  1523. */
  1524. __STATIC_INLINE void LL_RCC_HSI48_Disable(void)
  1525. {
  1526. CLEAR_BIT(RCC->CRRCR, RCC_CRRCR_HSI48ON);
  1527. }
  1528. /**
  1529. * @brief Check if HSI48 oscillator Ready
  1530. * @rmtoll CRRCR HSI48RDY LL_RCC_HSI48_IsReady
  1531. * @retval State of bit (1 or 0).
  1532. */
  1533. __STATIC_INLINE uint32_t LL_RCC_HSI48_IsReady(void)
  1534. {
  1535. return ((READ_BIT(RCC->CRRCR, RCC_CRRCR_HSI48RDY) == (RCC_CRRCR_HSI48RDY)) ? 1UL : 0UL);
  1536. }
  1537. /**
  1538. * @brief Get HSI48 Calibration value
  1539. * @rmtoll CRRCR HSI48CAL LL_RCC_HSI48_GetCalibration
  1540. * @retval Between Min_Data = 0x00 and Max_Data = 0x1FF
  1541. */
  1542. __STATIC_INLINE uint32_t LL_RCC_HSI48_GetCalibration(void)
  1543. {
  1544. return (uint32_t)(READ_BIT(RCC->CRRCR, RCC_CRRCR_HSI48CAL) >> RCC_CRRCR_HSI48CAL_Pos);
  1545. }
  1546. /**
  1547. * @}
  1548. */
  1549. /** @defgroup RCC_LL_EF_LSE LSE
  1550. * @{
  1551. */
  1552. /**
  1553. * @brief Enable Low Speed External (LSE) crystal.
  1554. * @rmtoll BDCR LSEON LL_RCC_LSE_Enable
  1555. * @retval None
  1556. */
  1557. __STATIC_INLINE void LL_RCC_LSE_Enable(void)
  1558. {
  1559. SET_BIT(RCC->BDCR, RCC_BDCR_LSEON);
  1560. }
  1561. /**
  1562. * @brief Disable Low Speed External (LSE) crystal.
  1563. * @rmtoll BDCR LSEON LL_RCC_LSE_Disable
  1564. * @retval None
  1565. */
  1566. __STATIC_INLINE void LL_RCC_LSE_Disable(void)
  1567. {
  1568. CLEAR_BIT(RCC->BDCR, RCC_BDCR_LSEON);
  1569. }
  1570. /**
  1571. * @brief Check if Low Speed External (LSE) crystal has been enabled or not
  1572. * @rmtoll BDCR LSEON LL_RCC_LSE_IsEnabled
  1573. * @retval State of bit (1 or 0).
  1574. */
  1575. __STATIC_INLINE uint32_t LL_RCC_LSE_IsEnabled(void)
  1576. {
  1577. return ((READ_BIT(RCC->BDCR, RCC_BDCR_LSEON) == (RCC_BDCR_LSEON)) ? 1UL : 0UL);
  1578. }
  1579. /**
  1580. * @brief Enable external clock source (LSE bypass).
  1581. * @rmtoll BDCR LSEBYP LL_RCC_LSE_EnableBypass
  1582. * @retval None
  1583. */
  1584. __STATIC_INLINE void LL_RCC_LSE_EnableBypass(void)
  1585. {
  1586. SET_BIT(RCC->BDCR, RCC_BDCR_LSEBYP);
  1587. }
  1588. /**
  1589. * @brief Disable external clock source (LSE bypass).
  1590. * @rmtoll BDCR LSEBYP LL_RCC_LSE_DisableBypass
  1591. * @retval None
  1592. */
  1593. __STATIC_INLINE void LL_RCC_LSE_DisableBypass(void)
  1594. {
  1595. CLEAR_BIT(RCC->BDCR, RCC_BDCR_LSEBYP);
  1596. }
  1597. /**
  1598. * @brief Set LSE oscillator drive capability
  1599. * @note The oscillator is in Xtal mode when it is not in bypass mode.
  1600. * @rmtoll BDCR LSEDRV LL_RCC_LSE_SetDriveCapability
  1601. * @param LSEDrive This parameter can be one of the following values:
  1602. * @arg @ref LL_RCC_LSEDRIVE_LOW
  1603. * @arg @ref LL_RCC_LSEDRIVE_MEDIUMLOW
  1604. * @arg @ref LL_RCC_LSEDRIVE_MEDIUMHIGH
  1605. * @arg @ref LL_RCC_LSEDRIVE_HIGH
  1606. * @retval None
  1607. */
  1608. __STATIC_INLINE void LL_RCC_LSE_SetDriveCapability(uint32_t LSEDrive)
  1609. {
  1610. MODIFY_REG(RCC->BDCR, RCC_BDCR_LSEDRV, LSEDrive);
  1611. }
  1612. /**
  1613. * @brief Get LSE oscillator drive capability
  1614. * @rmtoll BDCR LSEDRV LL_RCC_LSE_GetDriveCapability
  1615. * @retval Returned value can be one of the following values:
  1616. * @arg @ref LL_RCC_LSEDRIVE_LOW
  1617. * @arg @ref LL_RCC_LSEDRIVE_MEDIUMLOW
  1618. * @arg @ref LL_RCC_LSEDRIVE_MEDIUMHIGH
  1619. * @arg @ref LL_RCC_LSEDRIVE_HIGH
  1620. */
  1621. __STATIC_INLINE uint32_t LL_RCC_LSE_GetDriveCapability(void)
  1622. {
  1623. return (uint32_t)(READ_BIT(RCC->BDCR, RCC_BDCR_LSEDRV));
  1624. }
  1625. /**
  1626. * @brief Enable Clock security system on LSE.
  1627. * @rmtoll BDCR LSECSSON LL_RCC_LSE_EnableCSS
  1628. * @retval None
  1629. */
  1630. __STATIC_INLINE void LL_RCC_LSE_EnableCSS(void)
  1631. {
  1632. SET_BIT(RCC->BDCR, RCC_BDCR_LSECSSON);
  1633. }
  1634. /**
  1635. * @brief Disable Clock security system on LSE.
  1636. * @note Clock security system can be disabled only after a LSE
  1637. * failure detection. In that case it MUST be disabled by software.
  1638. * @rmtoll BDCR LSECSSON LL_RCC_LSE_DisableCSS
  1639. * @retval None
  1640. */
  1641. __STATIC_INLINE void LL_RCC_LSE_DisableCSS(void)
  1642. {
  1643. CLEAR_BIT(RCC->BDCR, RCC_BDCR_LSECSSON);
  1644. }
  1645. /**
  1646. * @brief Check if LSE oscillator Ready
  1647. * @rmtoll BDCR LSERDY LL_RCC_LSE_IsReady
  1648. * @retval State of bit (1 or 0).
  1649. */
  1650. __STATIC_INLINE uint32_t LL_RCC_LSE_IsReady(void)
  1651. {
  1652. return ((READ_BIT(RCC->BDCR, RCC_BDCR_LSERDY) == (RCC_BDCR_LSERDY)) ? 1UL : 0UL);
  1653. }
  1654. /**
  1655. * @brief Check if CSS on LSE failure Detection
  1656. * @rmtoll BDCR LSECSSD LL_RCC_LSE_IsCSSDetected
  1657. * @retval State of bit (1 or 0).
  1658. */
  1659. __STATIC_INLINE uint32_t LL_RCC_LSE_IsCSSDetected(void)
  1660. {
  1661. return ((READ_BIT(RCC->BDCR, RCC_BDCR_LSECSSD) == (RCC_BDCR_LSECSSD)) ? 1UL : 0UL);
  1662. }
  1663. /**
  1664. * @}
  1665. */
  1666. /** @defgroup RCC_LL_EF_LSI1 LSI1
  1667. * @{
  1668. */
  1669. /**
  1670. * @brief Enable LSI1 Oscillator
  1671. * @rmtoll CSR LSI1ON LL_RCC_LSI1_Enable
  1672. * @retval None
  1673. */
  1674. __STATIC_INLINE void LL_RCC_LSI1_Enable(void)
  1675. {
  1676. SET_BIT(RCC->CSR, RCC_CSR_LSI1ON);
  1677. }
  1678. /**
  1679. * @brief Disable LSI1 Oscillator
  1680. * @rmtoll CSR LSI1ON LL_RCC_LSI1_Disable
  1681. * @retval None
  1682. */
  1683. __STATIC_INLINE void LL_RCC_LSI1_Disable(void)
  1684. {
  1685. CLEAR_BIT(RCC->CSR, RCC_CSR_LSI1ON);
  1686. }
  1687. /**
  1688. * @brief Check if LSI1 is Ready
  1689. * @rmtoll CSR LSI1RDY LL_RCC_LSI1_IsReady
  1690. * @retval State of bit (1 or 0).
  1691. */
  1692. __STATIC_INLINE uint32_t LL_RCC_LSI1_IsReady(void)
  1693. {
  1694. return ((READ_BIT(RCC->CSR, RCC_CSR_LSI1RDY) == (RCC_CSR_LSI1RDY)) ? 1UL : 0UL);
  1695. }
  1696. /**
  1697. * @}
  1698. */
  1699. /** @defgroup RCC_LL_EF_LSI2 LSI2
  1700. * @{
  1701. */
  1702. /**
  1703. * @brief Enable LSI2 Oscillator
  1704. * @rmtoll CSR LSI2ON LL_RCC_LSI2_Enable
  1705. * @retval None
  1706. */
  1707. __STATIC_INLINE void LL_RCC_LSI2_Enable(void)
  1708. {
  1709. SET_BIT(RCC->CSR, RCC_CSR_LSI2ON);
  1710. }
  1711. /**
  1712. * @brief Disable LSI2 Oscillator
  1713. * @rmtoll CSR LSI2ON LL_RCC_LSI2_Disable
  1714. * @retval None
  1715. */
  1716. __STATIC_INLINE void LL_RCC_LSI2_Disable(void)
  1717. {
  1718. CLEAR_BIT(RCC->CSR, RCC_CSR_LSI2ON);
  1719. }
  1720. /**
  1721. * @brief Check if LSI2 is Ready
  1722. * @rmtoll CSR LSI2RDY LL_RCC_LSI2_IsReady
  1723. * @retval State of bit (1 or 0).
  1724. */
  1725. __STATIC_INLINE uint32_t LL_RCC_LSI2_IsReady(void)
  1726. {
  1727. return ((READ_BIT(RCC->CSR, RCC_CSR_LSI2RDY) == (RCC_CSR_LSI2RDY)) ? 1UL : 0UL);
  1728. }
  1729. /**
  1730. * @brief Set LSI2 trimming value
  1731. * @rmtoll CSR LSI2TRIM LL_RCC_LSI2_SetTrimming
  1732. * @param Value Between Min_Data = 0 and Max_Data = 15
  1733. * @retval None
  1734. */
  1735. __STATIC_INLINE void LL_RCC_LSI2_SetTrimming(uint32_t Value)
  1736. {
  1737. MODIFY_REG(RCC->CSR, RCC_CSR_LSI2TRIM, Value << RCC_CSR_LSI2TRIM_Pos);
  1738. }
  1739. /**
  1740. * @brief Get LSI2 trimming value
  1741. * @rmtoll CSR LSI2TRIM LL_RCC_LSI2_GetTrimming
  1742. * @retval Between Min_Data = 0 and Max_Data = 12
  1743. */
  1744. __STATIC_INLINE uint32_t LL_RCC_LSI2_GetTrimming(void)
  1745. {
  1746. return (uint32_t)(READ_BIT(RCC->CSR, RCC_CSR_LSI2TRIM) >> RCC_CSR_LSI2TRIM_Pos);
  1747. }
  1748. /**
  1749. * @}
  1750. */
  1751. /** @defgroup RCC_LL_EF_MSI MSI
  1752. * @{
  1753. */
  1754. /**
  1755. * @brief Enable MSI oscillator
  1756. * @rmtoll CR MSION LL_RCC_MSI_Enable
  1757. * @retval None
  1758. */
  1759. __STATIC_INLINE void LL_RCC_MSI_Enable(void)
  1760. {
  1761. SET_BIT(RCC->CR, RCC_CR_MSION);
  1762. }
  1763. /**
  1764. * @brief Disable MSI oscillator
  1765. * @rmtoll CR MSION LL_RCC_MSI_Disable
  1766. * @retval None
  1767. */
  1768. __STATIC_INLINE void LL_RCC_MSI_Disable(void)
  1769. {
  1770. CLEAR_BIT(RCC->CR, RCC_CR_MSION);
  1771. }
  1772. /**
  1773. * @brief Check if MSI oscillator Ready
  1774. * @rmtoll CR MSIRDY LL_RCC_MSI_IsReady
  1775. * @retval State of bit (1 or 0).
  1776. */
  1777. __STATIC_INLINE uint32_t LL_RCC_MSI_IsReady(void)
  1778. {
  1779. return ((READ_BIT(RCC->CR, RCC_CR_MSIRDY) == (RCC_CR_MSIRDY)) ? 1UL : 0UL);
  1780. }
  1781. /**
  1782. * @brief Enable MSI PLL-mode (Hardware auto calibration with LSE)
  1783. * @note MSIPLLEN must be enabled after LSE is enabled (LSEON enabled)
  1784. * and ready (LSERDY set by hardware)
  1785. * @note hardware protection to avoid enabling MSIPLLEN if LSE is not
  1786. * ready
  1787. * @rmtoll CR MSIPLLEN LL_RCC_MSI_EnablePLLMode
  1788. * @retval None
  1789. */
  1790. __STATIC_INLINE void LL_RCC_MSI_EnablePLLMode(void)
  1791. {
  1792. SET_BIT(RCC->CR, RCC_CR_MSIPLLEN);
  1793. }
  1794. /**
  1795. * @brief Disable MSI-PLL mode
  1796. * @note cleared by hardware when LSE is disabled (LSEON = 0) or when
  1797. * the Clock Security System on LSE detects a LSE failure
  1798. * @rmtoll CR MSIPLLEN LL_RCC_MSI_DisablePLLMode
  1799. * @retval None
  1800. */
  1801. __STATIC_INLINE void LL_RCC_MSI_DisablePLLMode(void)
  1802. {
  1803. CLEAR_BIT(RCC->CR, RCC_CR_MSIPLLEN);
  1804. }
  1805. /**
  1806. * @brief Configure the Internal Multi Speed oscillator (MSI) clock range in run mode.
  1807. * @rmtoll CR MSIRANGE LL_RCC_MSI_SetRange
  1808. * @param Range This parameter can be one of the following values:
  1809. * @arg @ref LL_RCC_MSIRANGE_0
  1810. * @arg @ref LL_RCC_MSIRANGE_1
  1811. * @arg @ref LL_RCC_MSIRANGE_2
  1812. * @arg @ref LL_RCC_MSIRANGE_3
  1813. * @arg @ref LL_RCC_MSIRANGE_4
  1814. * @arg @ref LL_RCC_MSIRANGE_5
  1815. * @arg @ref LL_RCC_MSIRANGE_6
  1816. * @arg @ref LL_RCC_MSIRANGE_7
  1817. * @arg @ref LL_RCC_MSIRANGE_8
  1818. * @arg @ref LL_RCC_MSIRANGE_9
  1819. * @arg @ref LL_RCC_MSIRANGE_10
  1820. * @arg @ref LL_RCC_MSIRANGE_11
  1821. * @retval None
  1822. */
  1823. __STATIC_INLINE void LL_RCC_MSI_SetRange(uint32_t Range)
  1824. {
  1825. MODIFY_REG(RCC->CR, RCC_CR_MSIRANGE, Range);
  1826. }
  1827. /**
  1828. * @brief Get the Internal Multi Speed oscillator (MSI) clock range in run mode.
  1829. * @rmtoll CR MSIRANGE LL_RCC_MSI_GetRange
  1830. * @retval Returned value can be one of the following values:
  1831. * @arg @ref LL_RCC_MSIRANGE_0
  1832. * @arg @ref LL_RCC_MSIRANGE_1
  1833. * @arg @ref LL_RCC_MSIRANGE_2
  1834. * @arg @ref LL_RCC_MSIRANGE_3
  1835. * @arg @ref LL_RCC_MSIRANGE_4
  1836. * @arg @ref LL_RCC_MSIRANGE_5
  1837. * @arg @ref LL_RCC_MSIRANGE_6
  1838. * @arg @ref LL_RCC_MSIRANGE_7
  1839. * @arg @ref LL_RCC_MSIRANGE_8
  1840. * @arg @ref LL_RCC_MSIRANGE_9
  1841. * @arg @ref LL_RCC_MSIRANGE_10
  1842. * @arg @ref LL_RCC_MSIRANGE_11
  1843. */
  1844. __STATIC_INLINE uint32_t LL_RCC_MSI_GetRange(void)
  1845. {
  1846. uint32_t msiRange = READ_BIT(RCC->CR, RCC_CR_MSIRANGE);
  1847. if (msiRange > LL_RCC_MSIRANGE_11)
  1848. {
  1849. msiRange = LL_RCC_MSIRANGE_11;
  1850. }
  1851. return msiRange;
  1852. }
  1853. /**
  1854. * @brief Get MSI Calibration value
  1855. * @note When MSITRIM is written, MSICAL is updated with the sum of
  1856. * MSITRIM and the factory trim value
  1857. * @rmtoll ICSCR MSICAL LL_RCC_MSI_GetCalibration
  1858. * @retval Between Min_Data = 0 and Max_Data = 255
  1859. */
  1860. __STATIC_INLINE uint32_t LL_RCC_MSI_GetCalibration(void)
  1861. {
  1862. return (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_MSICAL) >> RCC_ICSCR_MSICAL_Pos);
  1863. }
  1864. /**
  1865. * @brief Set MSI Calibration trimming
  1866. * @note user-programmable trimming value that is added to the MSICAL
  1867. * @rmtoll ICSCR MSITRIM LL_RCC_MSI_SetCalibTrimming
  1868. * @param Value Between Min_Data = 0 and Max_Data = 255
  1869. * @retval None
  1870. */
  1871. __STATIC_INLINE void LL_RCC_MSI_SetCalibTrimming(uint32_t Value)
  1872. {
  1873. MODIFY_REG(RCC->ICSCR, RCC_ICSCR_MSITRIM, Value << RCC_ICSCR_MSITRIM_Pos);
  1874. }
  1875. /**
  1876. * @brief Get MSI Calibration trimming
  1877. * @rmtoll ICSCR MSITRIM LL_RCC_MSI_GetCalibTrimming
  1878. * @retval Between 0 and 255
  1879. */
  1880. __STATIC_INLINE uint32_t LL_RCC_MSI_GetCalibTrimming(void)
  1881. {
  1882. return (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_MSITRIM) >> RCC_ICSCR_MSITRIM_Pos);
  1883. }
  1884. /**
  1885. * @}
  1886. */
  1887. /** @defgroup RCC_LL_EF_LSCO LSCO
  1888. * @{
  1889. */
  1890. /**
  1891. * @brief Enable Low speed clock
  1892. * @rmtoll BDCR LSCOEN LL_RCC_LSCO_Enable
  1893. * @retval None
  1894. */
  1895. __STATIC_INLINE void LL_RCC_LSCO_Enable(void)
  1896. {
  1897. SET_BIT(RCC->BDCR, RCC_BDCR_LSCOEN);
  1898. }
  1899. /**
  1900. * @brief Disable Low speed clock
  1901. * @rmtoll BDCR LSCOEN LL_RCC_LSCO_Disable
  1902. * @retval None
  1903. */
  1904. __STATIC_INLINE void LL_RCC_LSCO_Disable(void)
  1905. {
  1906. CLEAR_BIT(RCC->BDCR, RCC_BDCR_LSCOEN);
  1907. }
  1908. /**
  1909. * @brief Configure Low speed clock selection
  1910. * @rmtoll BDCR LSCOSEL LL_RCC_LSCO_SetSource
  1911. * @param Source This parameter can be one of the following values:
  1912. * @arg @ref LL_RCC_LSCO_CLKSOURCE_LSI
  1913. * @arg @ref LL_RCC_LSCO_CLKSOURCE_LSE
  1914. * @retval None
  1915. */
  1916. __STATIC_INLINE void LL_RCC_LSCO_SetSource(uint32_t Source)
  1917. {
  1918. MODIFY_REG(RCC->BDCR, RCC_BDCR_LSCOSEL, Source);
  1919. }
  1920. /**
  1921. * @brief Get Low speed clock selection
  1922. * @rmtoll BDCR LSCOSEL LL_RCC_LSCO_GetSource
  1923. * @retval Returned value can be one of the following values:
  1924. * @arg @ref LL_RCC_LSCO_CLKSOURCE_LSI
  1925. * @arg @ref LL_RCC_LSCO_CLKSOURCE_LSE
  1926. */
  1927. __STATIC_INLINE uint32_t LL_RCC_LSCO_GetSource(void)
  1928. {
  1929. return (uint32_t)(READ_BIT(RCC->BDCR, RCC_BDCR_LSCOSEL));
  1930. }
  1931. /**
  1932. * @}
  1933. */
  1934. /** @defgroup RCC_LL_EF_System System
  1935. * @{
  1936. */
  1937. /**
  1938. * @brief Configure the system clock source
  1939. * @rmtoll CFGR SW LL_RCC_SetSysClkSource
  1940. * @param Source This parameter can be one of the following values:
  1941. * @arg @ref LL_RCC_SYS_CLKSOURCE_MSI
  1942. * @arg @ref LL_RCC_SYS_CLKSOURCE_HSI
  1943. * @arg @ref LL_RCC_SYS_CLKSOURCE_HSE
  1944. * @arg @ref LL_RCC_SYS_CLKSOURCE_PLL
  1945. * @retval None
  1946. */
  1947. __STATIC_INLINE void LL_RCC_SetSysClkSource(uint32_t Source)
  1948. {
  1949. MODIFY_REG(RCC->CFGR, RCC_CFGR_SW, Source);
  1950. }
  1951. /**
  1952. * @brief Get the system clock source
  1953. * @rmtoll CFGR SWS LL_RCC_GetSysClkSource
  1954. * @retval Returned value can be one of the following values:
  1955. * @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_MSI
  1956. * @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_HSI
  1957. * @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_HSE
  1958. * @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_PLL
  1959. */
  1960. __STATIC_INLINE uint32_t LL_RCC_GetSysClkSource(void)
  1961. {
  1962. return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_SWS));
  1963. }
  1964. /**
  1965. * @brief Get the RF clock source
  1966. * @rmtoll EXTCFGR RFCSS LL_RCC_GetRFClockSource
  1967. * @retval Returned value can be one of the following values:
  1968. * @arg @ref LL_RCC_RF_CLKSOURCE_HSI
  1969. * @arg @ref LL_RCC_RF_CLKSOURCE_HSE_DIV2
  1970. */
  1971. __STATIC_INLINE uint32_t LL_RCC_GetRFClockSource(void)
  1972. {
  1973. return (uint32_t)(READ_BIT(RCC->EXTCFGR, RCC_EXTCFGR_RFCSS));
  1974. }
  1975. /**
  1976. * @brief Set RF Wakeup Clock Source
  1977. * @rmtoll CSR RFWKPSEL LL_RCC_SetRFWKPClockSource
  1978. * @param Source This parameter can be one of the following values:
  1979. * @arg @ref LL_RCC_RFWKP_CLKSOURCE_NONE
  1980. * @arg @ref LL_RCC_RFWKP_CLKSOURCE_LSE
  1981. * @arg @ref LL_RCC_RFWKP_CLKSOURCE_LSI
  1982. * @arg @ref LL_RCC_RFWKP_CLKSOURCE_HSE_DIV1024
  1983. * @retval None
  1984. */
  1985. __STATIC_INLINE void LL_RCC_SetRFWKPClockSource(uint32_t Source)
  1986. {
  1987. MODIFY_REG(RCC->CSR, RCC_CSR_RFWKPSEL, Source);
  1988. }
  1989. /**
  1990. * @brief Get RF Wakeup Clock Source
  1991. * @rmtoll CSR RFWKPSEL LL_RCC_GetRFWKPClockSource
  1992. * @retval Returned value can be one of the following values:
  1993. * @arg @ref LL_RCC_RFWKP_CLKSOURCE_NONE
  1994. * @arg @ref LL_RCC_RFWKP_CLKSOURCE_LSE
  1995. * @arg @ref LL_RCC_RFWKP_CLKSOURCE_LSI
  1996. * @arg @ref LL_RCC_RFWKP_CLKSOURCE_HSE_DIV1024
  1997. */
  1998. __STATIC_INLINE uint32_t LL_RCC_GetRFWKPClockSource(void)
  1999. {
  2000. return (uint32_t)(READ_BIT(RCC->CSR, RCC_CSR_RFWKPSEL));
  2001. }
  2002. /**
  2003. * @brief Check if Radio System is reset.
  2004. * @rmtoll CSR RFRSTS LL_RCC_IsRFUnderReset
  2005. * @retval State of bit (1 or 0).
  2006. */
  2007. __STATIC_INLINE uint32_t LL_RCC_IsRFUnderReset(void)
  2008. {
  2009. return ((READ_BIT(RCC->CSR, RCC_CSR_RFRSTS) == (RCC_CSR_RFRSTS)) ? 1UL : 0UL);
  2010. }
  2011. /**
  2012. * @brief Set AHB prescaler
  2013. * @rmtoll CFGR HPRE LL_RCC_SetAHBPrescaler
  2014. * @param Prescaler This parameter can be one of the following values:
  2015. * @arg @ref LL_RCC_SYSCLK_DIV_1
  2016. * @arg @ref LL_RCC_SYSCLK_DIV_2
  2017. * @arg @ref LL_RCC_SYSCLK_DIV_3
  2018. * @arg @ref LL_RCC_SYSCLK_DIV_4
  2019. * @arg @ref LL_RCC_SYSCLK_DIV_5
  2020. * @arg @ref LL_RCC_SYSCLK_DIV_6
  2021. * @arg @ref LL_RCC_SYSCLK_DIV_8
  2022. * @arg @ref LL_RCC_SYSCLK_DIV_10
  2023. * @arg @ref LL_RCC_SYSCLK_DIV_16
  2024. * @arg @ref LL_RCC_SYSCLK_DIV_32
  2025. * @arg @ref LL_RCC_SYSCLK_DIV_64
  2026. * @arg @ref LL_RCC_SYSCLK_DIV_128
  2027. * @arg @ref LL_RCC_SYSCLK_DIV_256
  2028. * @arg @ref LL_RCC_SYSCLK_DIV_512
  2029. * @retval None
  2030. */
  2031. __STATIC_INLINE void LL_RCC_SetAHBPrescaler(uint32_t Prescaler)
  2032. {
  2033. MODIFY_REG(RCC->CFGR, RCC_CFGR_HPRE, Prescaler);
  2034. }
  2035. /**
  2036. * @brief Set CPU2 AHB prescaler
  2037. * @rmtoll EXTCFGR C2HPRE LL_C2_RCC_SetAHBPrescaler
  2038. * @param Prescaler This parameter can be one of the following values:
  2039. * @arg @ref LL_RCC_SYSCLK_DIV_1
  2040. * @arg @ref LL_RCC_SYSCLK_DIV_2
  2041. * @arg @ref LL_RCC_SYSCLK_DIV_3
  2042. * @arg @ref LL_RCC_SYSCLK_DIV_4
  2043. * @arg @ref LL_RCC_SYSCLK_DIV_5
  2044. * @arg @ref LL_RCC_SYSCLK_DIV_6
  2045. * @arg @ref LL_RCC_SYSCLK_DIV_8
  2046. * @arg @ref LL_RCC_SYSCLK_DIV_10
  2047. * @arg @ref LL_RCC_SYSCLK_DIV_16
  2048. * @arg @ref LL_RCC_SYSCLK_DIV_32
  2049. * @arg @ref LL_RCC_SYSCLK_DIV_64
  2050. * @arg @ref LL_RCC_SYSCLK_DIV_128
  2051. * @arg @ref LL_RCC_SYSCLK_DIV_256
  2052. * @arg @ref LL_RCC_SYSCLK_DIV_512
  2053. * @retval None
  2054. */
  2055. __STATIC_INLINE void LL_C2_RCC_SetAHBPrescaler(uint32_t Prescaler)
  2056. {
  2057. MODIFY_REG(RCC->EXTCFGR, RCC_EXTCFGR_C2HPRE, Prescaler);
  2058. }
  2059. /**
  2060. * @brief Set AHB4 prescaler
  2061. * @rmtoll EXTCFGR SHDHPRE LL_RCC_SetAHB4Prescaler
  2062. * @param Prescaler This parameter can be one of the following values:
  2063. * @arg @ref LL_RCC_SYSCLK_DIV_1
  2064. * @arg @ref LL_RCC_SYSCLK_DIV_2
  2065. * @arg @ref LL_RCC_SYSCLK_DIV_3
  2066. * @arg @ref LL_RCC_SYSCLK_DIV_4
  2067. * @arg @ref LL_RCC_SYSCLK_DIV_5
  2068. * @arg @ref LL_RCC_SYSCLK_DIV_6
  2069. * @arg @ref LL_RCC_SYSCLK_DIV_8
  2070. * @arg @ref LL_RCC_SYSCLK_DIV_10
  2071. * @arg @ref LL_RCC_SYSCLK_DIV_16
  2072. * @arg @ref LL_RCC_SYSCLK_DIV_32
  2073. * @arg @ref LL_RCC_SYSCLK_DIV_64
  2074. * @arg @ref LL_RCC_SYSCLK_DIV_128
  2075. * @arg @ref LL_RCC_SYSCLK_DIV_256
  2076. * @arg @ref LL_RCC_SYSCLK_DIV_512
  2077. * @retval None
  2078. */
  2079. __STATIC_INLINE void LL_RCC_SetAHB4Prescaler(uint32_t Prescaler)
  2080. {
  2081. MODIFY_REG(RCC->EXTCFGR, RCC_EXTCFGR_SHDHPRE, Prescaler >> 4);
  2082. }
  2083. /**
  2084. * @brief Set APB1 prescaler
  2085. * @rmtoll CFGR PPRE1 LL_RCC_SetAPB1Prescaler
  2086. * @param Prescaler This parameter can be one of the following values:
  2087. * @arg @ref LL_RCC_APB1_DIV_1
  2088. * @arg @ref LL_RCC_APB1_DIV_2
  2089. * @arg @ref LL_RCC_APB1_DIV_4
  2090. * @arg @ref LL_RCC_APB1_DIV_8
  2091. * @arg @ref LL_RCC_APB1_DIV_16
  2092. * @retval None
  2093. */
  2094. __STATIC_INLINE void LL_RCC_SetAPB1Prescaler(uint32_t Prescaler)
  2095. {
  2096. MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE1, Prescaler);
  2097. }
  2098. /**
  2099. * @brief Set APB2 prescaler
  2100. * @rmtoll CFGR PPRE2 LL_RCC_SetAPB2Prescaler
  2101. * @param Prescaler This parameter can be one of the following values:
  2102. * @arg @ref LL_RCC_APB2_DIV_1
  2103. * @arg @ref LL_RCC_APB2_DIV_2
  2104. * @arg @ref LL_RCC_APB2_DIV_4
  2105. * @arg @ref LL_RCC_APB2_DIV_8
  2106. * @arg @ref LL_RCC_APB2_DIV_16
  2107. * @retval None
  2108. */
  2109. __STATIC_INLINE void LL_RCC_SetAPB2Prescaler(uint32_t Prescaler)
  2110. {
  2111. MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE2, Prescaler);
  2112. }
  2113. /**
  2114. * @brief Get AHB prescaler
  2115. * @rmtoll CFGR HPRE LL_RCC_GetAHBPrescaler
  2116. * @retval Returned value can be one of the following values:
  2117. * @arg @ref LL_RCC_SYSCLK_DIV_1
  2118. * @arg @ref LL_RCC_SYSCLK_DIV_2
  2119. * @arg @ref LL_RCC_SYSCLK_DIV_3
  2120. * @arg @ref LL_RCC_SYSCLK_DIV_4
  2121. * @arg @ref LL_RCC_SYSCLK_DIV_5
  2122. * @arg @ref LL_RCC_SYSCLK_DIV_6
  2123. * @arg @ref LL_RCC_SYSCLK_DIV_8
  2124. * @arg @ref LL_RCC_SYSCLK_DIV_10
  2125. * @arg @ref LL_RCC_SYSCLK_DIV_16
  2126. * @arg @ref LL_RCC_SYSCLK_DIV_32
  2127. * @arg @ref LL_RCC_SYSCLK_DIV_64
  2128. * @arg @ref LL_RCC_SYSCLK_DIV_128
  2129. * @arg @ref LL_RCC_SYSCLK_DIV_256
  2130. * @arg @ref LL_RCC_SYSCLK_DIV_512
  2131. */
  2132. __STATIC_INLINE uint32_t LL_RCC_GetAHBPrescaler(void)
  2133. {
  2134. return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_HPRE));
  2135. }
  2136. /**
  2137. * @brief Get C2 AHB prescaler
  2138. * @rmtoll EXTCFGR C2HPRE LL_C2_RCC_GetAHBPrescaler
  2139. * @retval Returned value can be one of the following values:
  2140. * @arg @ref LL_RCC_SYSCLK_DIV_1
  2141. * @arg @ref LL_RCC_SYSCLK_DIV_2
  2142. * @arg @ref LL_RCC_SYSCLK_DIV_3
  2143. * @arg @ref LL_RCC_SYSCLK_DIV_4
  2144. * @arg @ref LL_RCC_SYSCLK_DIV_5
  2145. * @arg @ref LL_RCC_SYSCLK_DIV_6
  2146. * @arg @ref LL_RCC_SYSCLK_DIV_8
  2147. * @arg @ref LL_RCC_SYSCLK_DIV_10
  2148. * @arg @ref LL_RCC_SYSCLK_DIV_16
  2149. * @arg @ref LL_RCC_SYSCLK_DIV_32
  2150. * @arg @ref LL_RCC_SYSCLK_DIV_64
  2151. * @arg @ref LL_RCC_SYSCLK_DIV_128
  2152. * @arg @ref LL_RCC_SYSCLK_DIV_256
  2153. * @arg @ref LL_RCC_SYSCLK_DIV_512
  2154. */
  2155. __STATIC_INLINE uint32_t LL_C2_RCC_GetAHBPrescaler(void)
  2156. {
  2157. return (uint32_t)(READ_BIT(RCC->EXTCFGR, RCC_EXTCFGR_C2HPRE));
  2158. }
  2159. /**
  2160. * @brief Get AHB4 prescaler
  2161. * @rmtoll EXTCFGR SHDHPRE LL_RCC_GetAHB4Prescaler
  2162. * @retval Returned value can be one of the following values:
  2163. * @arg @ref LL_RCC_SYSCLK_DIV_1
  2164. * @arg @ref LL_RCC_SYSCLK_DIV_2
  2165. * @arg @ref LL_RCC_SYSCLK_DIV_3
  2166. * @arg @ref LL_RCC_SYSCLK_DIV_4
  2167. * @arg @ref LL_RCC_SYSCLK_DIV_5
  2168. * @arg @ref LL_RCC_SYSCLK_DIV_6
  2169. * @arg @ref LL_RCC_SYSCLK_DIV_8
  2170. * @arg @ref LL_RCC_SYSCLK_DIV_10
  2171. * @arg @ref LL_RCC_SYSCLK_DIV_16
  2172. * @arg @ref LL_RCC_SYSCLK_DIV_32
  2173. * @arg @ref LL_RCC_SYSCLK_DIV_64
  2174. * @arg @ref LL_RCC_SYSCLK_DIV_128
  2175. * @arg @ref LL_RCC_SYSCLK_DIV_256
  2176. * @arg @ref LL_RCC_SYSCLK_DIV_512
  2177. */
  2178. __STATIC_INLINE uint32_t LL_RCC_GetAHB4Prescaler(void)
  2179. {
  2180. return (uint32_t)(READ_BIT(RCC->EXTCFGR, RCC_EXTCFGR_SHDHPRE) << 4);
  2181. }
  2182. /**
  2183. * @brief Get APB1 prescaler
  2184. * @rmtoll CFGR PPRE1 LL_RCC_GetAPB1Prescaler
  2185. * @retval Returned value can be one of the following values:
  2186. * @arg @ref LL_RCC_APB1_DIV_1
  2187. * @arg @ref LL_RCC_APB1_DIV_2
  2188. * @arg @ref LL_RCC_APB1_DIV_4
  2189. * @arg @ref LL_RCC_APB1_DIV_8
  2190. * @arg @ref LL_RCC_APB1_DIV_16
  2191. */
  2192. __STATIC_INLINE uint32_t LL_RCC_GetAPB1Prescaler(void)
  2193. {
  2194. return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_PPRE1));
  2195. }
  2196. /**
  2197. * @brief Get APB2 prescaler
  2198. * @rmtoll CFGR PPRE2 LL_RCC_GetAPB2Prescaler
  2199. * @retval Returned value can be one of the following values:
  2200. * @arg @ref LL_RCC_APB2_DIV_1
  2201. * @arg @ref LL_RCC_APB2_DIV_2
  2202. * @arg @ref LL_RCC_APB2_DIV_4
  2203. * @arg @ref LL_RCC_APB2_DIV_8
  2204. * @arg @ref LL_RCC_APB2_DIV_16
  2205. */
  2206. __STATIC_INLINE uint32_t LL_RCC_GetAPB2Prescaler(void)
  2207. {
  2208. return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_PPRE2));
  2209. }
  2210. /**
  2211. * @brief Set Clock After Wake-Up From Stop mode
  2212. * @rmtoll CFGR STOPWUCK LL_RCC_SetClkAfterWakeFromStop
  2213. * @param Clock This parameter can be one of the following values:
  2214. * @arg @ref LL_RCC_STOP_WAKEUPCLOCK_MSI
  2215. * @arg @ref LL_RCC_STOP_WAKEUPCLOCK_HSI
  2216. * @retval None
  2217. */
  2218. __STATIC_INLINE void LL_RCC_SetClkAfterWakeFromStop(uint32_t Clock)
  2219. {
  2220. MODIFY_REG(RCC->CFGR, RCC_CFGR_STOPWUCK, Clock);
  2221. }
  2222. /**
  2223. * @brief Get Clock After Wake-Up From Stop mode
  2224. * @rmtoll CFGR STOPWUCK LL_RCC_GetClkAfterWakeFromStop
  2225. * @retval Returned value can be one of the following values:
  2226. * @arg @ref LL_RCC_STOP_WAKEUPCLOCK_MSI
  2227. * @arg @ref LL_RCC_STOP_WAKEUPCLOCK_HSI
  2228. */
  2229. __STATIC_INLINE uint32_t LL_RCC_GetClkAfterWakeFromStop(void)
  2230. {
  2231. return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_STOPWUCK));
  2232. }
  2233. /**
  2234. * @}
  2235. */
  2236. #if defined(RCC_SMPS_SUPPORT)
  2237. /** @defgroup RCC_LL_EF_SMPS SMPS
  2238. * @{
  2239. */
  2240. /**
  2241. * @brief Configure SMPS step down converter clock source
  2242. * @rmtoll SMPSCR SMPSSEL LL_RCC_SetSMPSClockSource
  2243. * @param SMPSSource This parameter can be one of the following values:
  2244. * @arg @ref LL_RCC_SMPS_CLKSOURCE_HSI
  2245. * @arg @ref LL_RCC_SMPS_CLKSOURCE_MSI (*)
  2246. * @arg @ref LL_RCC_SMPS_CLKSOURCE_HSE
  2247. * @note The system must always be configured so as to get a SMPS Step Down
  2248. * converter clock frequency between 2 MHz and 8 MHz
  2249. * @note (*) The MSI shall only be selected as SMPS Step Down converter
  2250. * clock source when a supported SMPS Step Down converter clock
  2251. * MSIRANGE is set (LL_RCC_MSIRANGE_8 to LL_RCC_MSIRANGE_11)
  2252. * @retval None
  2253. */
  2254. __STATIC_INLINE void LL_RCC_SetSMPSClockSource(uint32_t SMPSSource)
  2255. {
  2256. MODIFY_REG(RCC->SMPSCR, RCC_SMPSCR_SMPSSEL, SMPSSource);
  2257. }
  2258. /**
  2259. * @brief Get the SMPS clock source selection
  2260. * @rmtoll SMPSCR SMPSSEL LL_RCC_GetSMPSClockSelection
  2261. * @retval Returned value can be one of the following values:
  2262. * @arg @ref LL_RCC_SMPS_CLKSOURCE_HSI
  2263. * @arg @ref LL_RCC_SMPS_CLKSOURCE_MSI
  2264. * @arg @ref LL_RCC_SMPS_CLKSOURCE_HSE
  2265. */
  2266. __STATIC_INLINE uint32_t LL_RCC_GetSMPSClockSelection(void)
  2267. {
  2268. return (uint32_t)(READ_BIT(RCC->SMPSCR, RCC_SMPSCR_SMPSSEL));
  2269. }
  2270. /**
  2271. * @brief Get the SMPS clock source
  2272. * @rmtoll SMPSCR SMPSSWS LL_RCC_GetSMPSClockSource
  2273. * @retval Returned value can be one of the following values:
  2274. * @arg @ref LL_RCC_SMPS_CLKSOURCE_STATUS_HSI
  2275. * @arg @ref LL_RCC_SMPS_CLKSOURCE_STATUS_MSI
  2276. * @arg @ref LL_RCC_SMPS_CLKSOURCE_STATUS_HSE
  2277. * @arg @ref LL_RCC_SMPS_CLKSOURCE_STATUS_NO_CLOCK
  2278. */
  2279. __STATIC_INLINE uint32_t LL_RCC_GetSMPSClockSource(void)
  2280. {
  2281. return (uint32_t)(READ_BIT(RCC->SMPSCR, RCC_SMPSCR_SMPSSWS));
  2282. }
  2283. /**
  2284. * @brief Set SMPS prescaler
  2285. * @rmtoll SMPSCR SMPSDIV LL_RCC_SetSMPSPrescaler
  2286. * @param Prescaler This parameter can be one of the following values:
  2287. * @arg @ref LL_RCC_SMPS_DIV_0
  2288. * @arg @ref LL_RCC_SMPS_DIV_1
  2289. * @arg @ref LL_RCC_SMPS_DIV_2
  2290. * @arg @ref LL_RCC_SMPS_DIV_3
  2291. * @retval None
  2292. */
  2293. __STATIC_INLINE void LL_RCC_SetSMPSPrescaler(uint32_t Prescaler)
  2294. {
  2295. MODIFY_REG(RCC->SMPSCR, RCC_SMPSCR_SMPSDIV, Prescaler);
  2296. }
  2297. /**
  2298. * @brief Get SMPS prescaler
  2299. * @rmtoll SMPSCR SMPSDIV LL_RCC_GetSMPSPrescaler
  2300. * @retval Returned value can be one of the following values:
  2301. * @arg @ref LL_RCC_SMPS_DIV_0
  2302. * @arg @ref LL_RCC_SMPS_DIV_1
  2303. * @arg @ref LL_RCC_SMPS_DIV_2
  2304. * @arg @ref LL_RCC_SMPS_DIV_3
  2305. */
  2306. __STATIC_INLINE uint32_t LL_RCC_GetSMPSPrescaler(void)
  2307. {
  2308. return (uint32_t)(READ_BIT(RCC->SMPSCR, RCC_SMPSCR_SMPSDIV));
  2309. }
  2310. /**
  2311. * @}
  2312. */
  2313. #endif
  2314. /** @defgroup RCC_LL_EF_MCO MCO
  2315. * @{
  2316. */
  2317. /**
  2318. * @brief Configure MCOx
  2319. * @rmtoll CFGR MCOSEL LL_RCC_ConfigMCO\n
  2320. * CFGR MCOPRE LL_RCC_ConfigMCO
  2321. * @param MCOxSource This parameter can be one of the following values:
  2322. * @arg @ref LL_RCC_MCO1SOURCE_NOCLOCK
  2323. * @arg @ref LL_RCC_MCO1SOURCE_SYSCLK
  2324. * @arg @ref LL_RCC_MCO1SOURCE_MSI
  2325. * @arg @ref LL_RCC_MCO1SOURCE_HSI
  2326. * @arg @ref LL_RCC_MCO1SOURCE_HSE
  2327. * @arg @ref LL_RCC_MCO1SOURCE_HSI48
  2328. * @arg @ref LL_RCC_MCO1SOURCE_PLLCLK
  2329. * @arg @ref LL_RCC_MCO1SOURCE_LSI1
  2330. * @arg @ref LL_RCC_MCO1SOURCE_LSI2
  2331. * @arg @ref LL_RCC_MCO1SOURCE_LSE
  2332. * @arg @ref LL_RCC_MCO1SOURCE_HSE_BEFORE_STAB
  2333. * @param MCOxPrescaler This parameter can be one of the following values:
  2334. * @arg @ref LL_RCC_MCO1_DIV_1
  2335. * @arg @ref LL_RCC_MCO1_DIV_2
  2336. * @arg @ref LL_RCC_MCO1_DIV_4
  2337. * @arg @ref LL_RCC_MCO1_DIV_8
  2338. * @arg @ref LL_RCC_MCO1_DIV_16
  2339. * @retval None
  2340. */
  2341. __STATIC_INLINE void LL_RCC_ConfigMCO(uint32_t MCOxSource, uint32_t MCOxPrescaler)
  2342. {
  2343. MODIFY_REG(RCC->CFGR, RCC_CFGR_MCOSEL | RCC_CFGR_MCOPRE, MCOxSource | MCOxPrescaler);
  2344. }
  2345. /**
  2346. * @}
  2347. */
  2348. /** @defgroup RCC_LL_EF_Peripheral_Clock_Source Peripheral Clock Source
  2349. * @{
  2350. */
  2351. /**
  2352. * @brief Configure USARTx clock source
  2353. * @rmtoll CCIPR USART1SEL LL_RCC_SetUSARTClockSource
  2354. * @param USARTxSource This parameter can be one of the following values:
  2355. * @arg @ref LL_RCC_USART1_CLKSOURCE_PCLK2
  2356. * @arg @ref LL_RCC_USART1_CLKSOURCE_SYSCLK
  2357. * @arg @ref LL_RCC_USART1_CLKSOURCE_HSI
  2358. * @arg @ref LL_RCC_USART1_CLKSOURCE_LSE
  2359. * @retval None
  2360. */
  2361. __STATIC_INLINE void LL_RCC_SetUSARTClockSource(uint32_t USARTxSource)
  2362. {
  2363. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_USART1SEL, USARTxSource);
  2364. }
  2365. #if defined(LPUART1)
  2366. /**
  2367. * @brief Configure LPUART1x clock source
  2368. * @rmtoll CCIPR LPUART1SEL LL_RCC_SetLPUARTClockSource
  2369. * @param LPUARTxSource This parameter can be one of the following values:
  2370. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_PCLK1
  2371. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_SYSCLK
  2372. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_HSI
  2373. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_LSE
  2374. * @retval None
  2375. */
  2376. __STATIC_INLINE void LL_RCC_SetLPUARTClockSource(uint32_t LPUARTxSource)
  2377. {
  2378. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_LPUART1SEL, LPUARTxSource);
  2379. }
  2380. #endif
  2381. /**
  2382. * @brief Configure I2Cx clock source
  2383. * @rmtoll CCIPR I2CxSEL LL_RCC_SetI2CClockSource
  2384. * @param I2CxSource This parameter can be one of the following values:
  2385. * @arg @ref LL_RCC_I2C1_CLKSOURCE_PCLK1
  2386. * @arg @ref LL_RCC_I2C1_CLKSOURCE_SYSCLK
  2387. * @arg @ref LL_RCC_I2C1_CLKSOURCE_HSI
  2388. * @arg @ref LL_RCC_I2C3_CLKSOURCE_PCLK1
  2389. * @arg @ref LL_RCC_I2C3_CLKSOURCE_SYSCLK
  2390. * @arg @ref LL_RCC_I2C3_CLKSOURCE_HSI
  2391. * @retval None
  2392. */
  2393. __STATIC_INLINE void LL_RCC_SetI2CClockSource(uint32_t I2CxSource)
  2394. {
  2395. MODIFY_REG(RCC->CCIPR, ((I2CxSource >> 4) & 0x000FF000U), ((I2CxSource << 4) & 0x000FF000U));
  2396. }
  2397. /**
  2398. * @brief Configure LPTIMx clock source
  2399. * @rmtoll CCIPR LPTIMxSEL LL_RCC_SetLPTIMClockSource
  2400. * @param LPTIMxSource This parameter can be one of the following values:
  2401. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_PCLK1
  2402. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_LSI
  2403. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_HSI
  2404. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_LSE
  2405. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_PCLK1
  2406. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_LSI
  2407. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_HSI
  2408. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_LSE
  2409. * @retval None
  2410. */
  2411. __STATIC_INLINE void LL_RCC_SetLPTIMClockSource(uint32_t LPTIMxSource)
  2412. {
  2413. MODIFY_REG(RCC->CCIPR, (LPTIMxSource & 0xFFFF0000U), (LPTIMxSource << 16));
  2414. }
  2415. #if defined(SAI1)
  2416. /**
  2417. * @brief Configure SAIx clock source
  2418. * @rmtoll CCIPR SAI1SEL LL_RCC_SetSAIClockSource
  2419. * @param SAIxSource This parameter can be one of the following values:
  2420. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PLLSAI1
  2421. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PLL
  2422. * @arg @ref LL_RCC_SAI1_CLKSOURCE_HSI
  2423. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PIN
  2424. * @retval None
  2425. */
  2426. __STATIC_INLINE void LL_RCC_SetSAIClockSource(uint32_t SAIxSource)
  2427. {
  2428. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_SAI1SEL, SAIxSource);
  2429. }
  2430. #endif
  2431. /**
  2432. * @brief Configure RNG clock source
  2433. * @note In case of CLK48 clock selected, it must be configured first thanks to LL_RCC_SetCLK48ClockSource
  2434. * @rmtoll CCIPR RNGSEL LL_RCC_SetRNGClockSource
  2435. * @param RNGxSource This parameter can be one of the following values:
  2436. * @arg @ref LL_RCC_RNG_CLKSOURCE_CLK48
  2437. * @arg @ref LL_RCC_RNG_CLKSOURCE_LSI
  2438. * @arg @ref LL_RCC_RNG_CLKSOURCE_LSE
  2439. * @retval None
  2440. */
  2441. __STATIC_INLINE void LL_RCC_SetRNGClockSource(uint32_t RNGxSource)
  2442. {
  2443. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_RNGSEL, RNGxSource);
  2444. }
  2445. /**
  2446. * @brief Configure CLK48 clock source
  2447. * @rmtoll CCIPR CLK48SEL LL_RCC_SetCLK48ClockSource
  2448. * @param CLK48xSource This parameter can be one of the following values:
  2449. * @arg @ref LL_RCC_CLK48_CLKSOURCE_HSI48
  2450. * @arg @ref LL_RCC_CLK48_CLKSOURCE_PLLSAI1 (*)
  2451. * @arg @ref LL_RCC_CLK48_CLKSOURCE_PLL
  2452. * @arg @ref LL_RCC_CLK48_CLKSOURCE_MSI
  2453. * @note (*) Value not defined for all devices
  2454. * @retval None
  2455. */
  2456. __STATIC_INLINE void LL_RCC_SetCLK48ClockSource(uint32_t CLK48xSource)
  2457. {
  2458. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_CLK48SEL, CLK48xSource);
  2459. }
  2460. #if defined(USB)
  2461. /**
  2462. * @brief Configure USB clock source
  2463. * @rmtoll CCIPR CLK48SEL LL_RCC_SetUSBClockSource
  2464. * @param USBxSource This parameter can be one of the following values:
  2465. * @arg @ref LL_RCC_USB_CLKSOURCE_HSI48
  2466. * @arg @ref LL_RCC_USB_CLKSOURCE_PLLSAI1
  2467. * @arg @ref LL_RCC_USB_CLKSOURCE_PLL
  2468. * @arg @ref LL_RCC_USB_CLKSOURCE_MSI
  2469. * @retval None
  2470. */
  2471. __STATIC_INLINE void LL_RCC_SetUSBClockSource(uint32_t USBxSource)
  2472. {
  2473. LL_RCC_SetCLK48ClockSource(USBxSource);
  2474. }
  2475. #endif
  2476. /**
  2477. * @brief Configure RNG clock source
  2478. * @note Allow to configure the overall RNG Clock source, if CLK48 is selected as RNG
  2479. Clock source, the CLK48xSource has to be configured
  2480. * @rmtoll CCIPR RNGSEL LL_RCC_ConfigRNGClockSource
  2481. * @rmtoll CCIPR CLK48SEL LL_RCC_ConfigRNGClockSource
  2482. * @param RNGxSource This parameter can be one of the following values:
  2483. * @arg @ref LL_RCC_RNG_CLKSOURCE_CLK48
  2484. * @arg @ref LL_RCC_RNG_CLKSOURCE_LSI
  2485. * @arg @ref LL_RCC_RNG_CLKSOURCE_LSE
  2486. * @param CLK48xSource This parameter can be one of the following values:
  2487. * @arg @ref LL_RCC_CLK48_CLKSOURCE_HSI48
  2488. * @arg @ref LL_RCC_CLK48_CLKSOURCE_PLLSAI1 (*)
  2489. * @arg @ref LL_RCC_CLK48_CLKSOURCE_PLL
  2490. * @arg @ref LL_RCC_CLK48_CLKSOURCE_MSI
  2491. * @note (*) Value not defined for all devices
  2492. * @retval None
  2493. */
  2494. __STATIC_INLINE void LL_RCC_ConfigRNGClockSource(uint32_t RNGxSource, uint32_t CLK48xSource)
  2495. {
  2496. if (RNGxSource == LL_RCC_RNG_CLKSOURCE_CLK48)
  2497. {
  2498. LL_RCC_SetCLK48ClockSource(CLK48xSource);
  2499. }
  2500. LL_RCC_SetRNGClockSource(RNGxSource);
  2501. }
  2502. /**
  2503. * @brief Configure ADC clock source
  2504. * @rmtoll CCIPR ADCSEL LL_RCC_SetADCClockSource
  2505. * @param ADCxSource This parameter can be one of the following values:
  2506. * @arg @ref LL_RCC_ADC_CLKSOURCE_NONE
  2507. * @arg @ref LL_RCC_ADC_CLKSOURCE_PLLSAI1 (*)
  2508. * @arg @ref LL_RCC_ADC_CLKSOURCE_PLL
  2509. * @arg @ref LL_RCC_ADC_CLKSOURCE_SYSCLK
  2510. * @arg @ref LL_RCC_ADC_CLKSOURCE_HSI (*)
  2511. * @note (*) Value not defined for all devices
  2512. * @retval None
  2513. */
  2514. __STATIC_INLINE void LL_RCC_SetADCClockSource(uint32_t ADCxSource)
  2515. {
  2516. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_ADCSEL, ADCxSource);
  2517. }
  2518. #if defined(SPI_I2S_SUPPORT)
  2519. /**
  2520. * @brief Configure I2Sx clock source
  2521. * @rmtoll CCIPR I2SSEL LL_RCC_SetI2SClockSource
  2522. * @param I2SxSource This parameter can be one of the following values:
  2523. * @arg @ref LL_RCC_I2S_CLKSOURCE_NONE
  2524. * @arg @ref LL_RCC_I2S_CLKSOURCE_PLL
  2525. * @arg @ref LL_RCC_I2S_CLKSOURCE_HSI
  2526. * @arg @ref LL_RCC_I2S_CLKSOURCE_PIN
  2527. * @retval None
  2528. */
  2529. __STATIC_INLINE void LL_RCC_SetI2SClockSource(uint32_t I2SxSource)
  2530. {
  2531. MODIFY_REG(RCC->CCIPR, RCC_CCIPR_I2SSEL, I2SxSource);
  2532. }
  2533. #endif
  2534. /**
  2535. * @brief Get USARTx clock source
  2536. * @rmtoll CCIPR USART1SEL LL_RCC_GetUSARTClockSource
  2537. * @param USARTx This parameter can be one of the following values:
  2538. * @arg @ref LL_RCC_USART1_CLKSOURCE
  2539. * @retval Returned value can be one of the following values:
  2540. * @arg @ref LL_RCC_USART1_CLKSOURCE_PCLK2
  2541. * @arg @ref LL_RCC_USART1_CLKSOURCE_SYSCLK
  2542. * @arg @ref LL_RCC_USART1_CLKSOURCE_HSI
  2543. * @arg @ref LL_RCC_USART1_CLKSOURCE_LSE
  2544. */
  2545. __STATIC_INLINE uint32_t LL_RCC_GetUSARTClockSource(uint32_t USARTx)
  2546. {
  2547. return (uint32_t)(READ_BIT(RCC->CCIPR, USARTx));
  2548. }
  2549. #if defined(LPUART1)
  2550. /**
  2551. * @brief Get LPUARTx clock source
  2552. * @rmtoll CCIPR LPUART1SEL LL_RCC_GetLPUARTClockSource
  2553. * @param LPUARTx This parameter can be one of the following values:
  2554. * @arg @ref LL_RCC_LPUART1_CLKSOURCE
  2555. * @retval Returned value can be one of the following values:
  2556. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_PCLK1
  2557. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_SYSCLK
  2558. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_HSI
  2559. * @arg @ref LL_RCC_LPUART1_CLKSOURCE_LSE
  2560. */
  2561. __STATIC_INLINE uint32_t LL_RCC_GetLPUARTClockSource(uint32_t LPUARTx)
  2562. {
  2563. return (uint32_t)(READ_BIT(RCC->CCIPR, LPUARTx));
  2564. }
  2565. #endif
  2566. /**
  2567. * @brief Get I2Cx clock source
  2568. * @rmtoll CCIPR I2CxSEL LL_RCC_GetI2CClockSource
  2569. * @param I2Cx This parameter can be one of the following values:
  2570. * @arg @ref LL_RCC_I2C1_CLKSOURCE
  2571. * @arg @ref LL_RCC_I2C3_CLKSOURCE
  2572. * @retval Returned value can be one of the following values:
  2573. * @arg @ref LL_RCC_I2C1_CLKSOURCE_PCLK1
  2574. * @arg @ref LL_RCC_I2C1_CLKSOURCE_SYSCLK
  2575. * @arg @ref LL_RCC_I2C1_CLKSOURCE_HSI
  2576. * @arg @ref LL_RCC_I2C3_CLKSOURCE_PCLK1
  2577. * @arg @ref LL_RCC_I2C3_CLKSOURCE_SYSCLK
  2578. * @arg @ref LL_RCC_I2C3_CLKSOURCE_HSI
  2579. */
  2580. __STATIC_INLINE uint32_t LL_RCC_GetI2CClockSource(uint32_t I2Cx)
  2581. {
  2582. return (uint32_t)((READ_BIT(RCC->CCIPR, I2Cx) >> 4) | (I2Cx << 4));
  2583. }
  2584. /**
  2585. * @brief Get LPTIMx clock source
  2586. * @rmtoll CCIPR LPTIMxSEL LL_RCC_GetLPTIMClockSource
  2587. * @param LPTIMx This parameter can be one of the following values:
  2588. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE
  2589. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE
  2590. * @retval Returned value can be one of the following values:
  2591. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_PCLK1
  2592. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_LSI
  2593. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_HSI
  2594. * @arg @ref LL_RCC_LPTIM1_CLKSOURCE_LSE
  2595. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_PCLK1
  2596. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_LSI
  2597. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_HSI
  2598. * @arg @ref LL_RCC_LPTIM2_CLKSOURCE_LSE
  2599. */
  2600. __STATIC_INLINE uint32_t LL_RCC_GetLPTIMClockSource(uint32_t LPTIMx)
  2601. {
  2602. return (uint32_t)((READ_BIT(RCC->CCIPR, LPTIMx) >> 16) | LPTIMx);
  2603. }
  2604. #if defined(SAI1)
  2605. /**
  2606. * @brief Get SAIx clock source
  2607. * @rmtoll CCIPR SAI1SEL LL_RCC_GetSAIClockSource
  2608. * @param SAIx This parameter can be one of the following values:
  2609. * @arg @ref LL_RCC_SAI1_CLKSOURCE
  2610. * @retval Returned value can be one of the following values:
  2611. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PLLSAI1
  2612. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PLL
  2613. * @arg @ref LL_RCC_SAI1_CLKSOURCE_HSI
  2614. * @arg @ref LL_RCC_SAI1_CLKSOURCE_PIN
  2615. */
  2616. __STATIC_INLINE uint32_t LL_RCC_GetSAIClockSource(uint32_t SAIx)
  2617. {
  2618. return (uint32_t)(READ_BIT(RCC->CCIPR, SAIx));
  2619. }
  2620. #endif
  2621. /**
  2622. * @brief Get RNGx clock source
  2623. * @rmtoll CCIPR RNGSEL LL_RCC_GetRNGClockSource
  2624. * @param RNGx This parameter can be one of the following values:
  2625. * @arg @ref LL_RCC_RNG_CLKSOURCE
  2626. * @retval Returned value can be one of the following values:
  2627. * @arg @ref LL_RCC_RNG_CLKSOURCE_CLK48
  2628. * @arg @ref LL_RCC_RNG_CLKSOURCE_LSI
  2629. * @arg @ref LL_RCC_RNG_CLKSOURCE_LSE
  2630. */
  2631. __STATIC_INLINE uint32_t LL_RCC_GetRNGClockSource(uint32_t RNGx)
  2632. {
  2633. return (uint32_t)(READ_BIT(RCC->CCIPR, RNGx));
  2634. }
  2635. /**
  2636. * @brief Get CLK48x clock source
  2637. * @rmtoll CCIPR CLK48SEL LL_RCC_GetCLK48ClockSource
  2638. * @param CLK48x This parameter can be one of the following values:
  2639. * @arg @ref LL_RCC_CLK48_CLKSOURCE
  2640. * @retval Returned value can be one of the following values:
  2641. * @arg @ref LL_RCC_CLK48_CLKSOURCE_HSI48
  2642. * @arg @ref LL_RCC_CLK48_CLKSOURCE_PLLSAI1 (*)
  2643. * @arg @ref LL_RCC_CLK48_CLKSOURCE_PLL
  2644. * @arg @ref LL_RCC_CLK48_CLKSOURCE_MSI
  2645. * @note (*) Value not defined for all devices
  2646. */
  2647. __STATIC_INLINE uint32_t LL_RCC_GetCLK48ClockSource(uint32_t CLK48x)
  2648. {
  2649. return (uint32_t)(READ_BIT(RCC->CCIPR, CLK48x));
  2650. }
  2651. #if defined(USB)
  2652. /**
  2653. * @brief Get USBx clock source
  2654. * @rmtoll CCIPR CLK48SEL LL_RCC_GetUSBClockSource
  2655. * @param USBx This parameter can be one of the following values:
  2656. * @arg @ref LL_RCC_USB_CLKSOURCE
  2657. * @retval Returned value can be one of the following values:
  2658. * @arg @ref LL_RCC_USB_CLKSOURCE_HSI48
  2659. * @arg @ref LL_RCC_USB_CLKSOURCE_PLLSAI1
  2660. * @arg @ref LL_RCC_USB_CLKSOURCE_PLL
  2661. * @arg @ref LL_RCC_USB_CLKSOURCE_MSI
  2662. */
  2663. __STATIC_INLINE uint32_t LL_RCC_GetUSBClockSource(uint32_t USBx)
  2664. {
  2665. return LL_RCC_GetCLK48ClockSource(USBx);
  2666. }
  2667. #endif
  2668. /**
  2669. * @brief Get ADCx clock source
  2670. * @rmtoll CCIPR ADCSEL LL_RCC_GetADCClockSource
  2671. * @param ADCx This parameter can be one of the following values:
  2672. * @arg @ref LL_RCC_ADC_CLKSOURCE
  2673. * @retval Returned value can be one of the following values:
  2674. * @arg @ref LL_RCC_ADC_CLKSOURCE_NONE
  2675. * @arg @ref LL_RCC_ADC_CLKSOURCE_PLLSAI1 (*)
  2676. * @arg @ref LL_RCC_ADC_CLKSOURCE_PLL
  2677. * @arg @ref LL_RCC_ADC_CLKSOURCE_SYSCLK
  2678. * @arg @ref LL_RCC_ADC_CLKSOURCE_HSI (*)
  2679. * @note (*) Value not defined for all devices
  2680. */
  2681. __STATIC_INLINE uint32_t LL_RCC_GetADCClockSource(uint32_t ADCx)
  2682. {
  2683. return (uint32_t)(READ_BIT(RCC->CCIPR, ADCx));
  2684. }
  2685. #if defined(SPI_I2S_SUPPORT)
  2686. /**
  2687. * @brief Get I2Sx clock source
  2688. * @rmtoll CCIPR I2SSEL LL_RCC_GetI2SClockSource
  2689. * @param I2Sx This parameter can be one of the following values:
  2690. * @arg @ref LL_RCC_I2S_CLKSOURCE
  2691. * @retval Returned value can be one of the following values:
  2692. * @arg @ref LL_RCC_I2S_CLKSOURCE_NONE
  2693. * @arg @ref LL_RCC_I2S_CLKSOURCE_PLL
  2694. * @arg @ref LL_RCC_I2S_CLKSOURCE_HSI
  2695. * @arg @ref LL_RCC_I2S_CLKSOURCE_PIN
  2696. */
  2697. __STATIC_INLINE uint32_t LL_RCC_GetI2SClockSource(uint32_t I2Sx)
  2698. {
  2699. return (uint32_t)(READ_BIT(RCC->CCIPR, I2Sx));
  2700. }
  2701. #endif
  2702. /**
  2703. * @}
  2704. */
  2705. /** @defgroup RCC_LL_EF_RTC RTC
  2706. * @{
  2707. */
  2708. /**
  2709. * @brief Set RTC Clock Source
  2710. * @note Once the RTC clock source has been selected, it cannot be changed anymore unless
  2711. * the Backup domain is reset, or unless a failure is detected on LSE (LSECSSD is
  2712. * set). The BDRST bit can be used to reset them.
  2713. * @rmtoll BDCR RTCSEL LL_RCC_SetRTCClockSource
  2714. * @param Source This parameter can be one of the following values:
  2715. * @arg @ref LL_RCC_RTC_CLKSOURCE_NONE
  2716. * @arg @ref LL_RCC_RTC_CLKSOURCE_LSE
  2717. * @arg @ref LL_RCC_RTC_CLKSOURCE_LSI
  2718. * @arg @ref LL_RCC_RTC_CLKSOURCE_HSE_DIV32
  2719. * @retval None
  2720. */
  2721. __STATIC_INLINE void LL_RCC_SetRTCClockSource(uint32_t Source)
  2722. {
  2723. MODIFY_REG(RCC->BDCR, RCC_BDCR_RTCSEL, Source);
  2724. }
  2725. /**
  2726. * @brief Get RTC Clock Source
  2727. * @rmtoll BDCR RTCSEL LL_RCC_GetRTCClockSource
  2728. * @retval Returned value can be one of the following values:
  2729. * @arg @ref LL_RCC_RTC_CLKSOURCE_NONE
  2730. * @arg @ref LL_RCC_RTC_CLKSOURCE_LSE
  2731. * @arg @ref LL_RCC_RTC_CLKSOURCE_LSI
  2732. * @arg @ref LL_RCC_RTC_CLKSOURCE_HSE_DIV32
  2733. */
  2734. __STATIC_INLINE uint32_t LL_RCC_GetRTCClockSource(void)
  2735. {
  2736. return (uint32_t)(READ_BIT(RCC->BDCR, RCC_BDCR_RTCSEL));
  2737. }
  2738. /**
  2739. * @brief Enable RTC
  2740. * @rmtoll BDCR RTCEN LL_RCC_EnableRTC
  2741. * @retval None
  2742. */
  2743. __STATIC_INLINE void LL_RCC_EnableRTC(void)
  2744. {
  2745. SET_BIT(RCC->BDCR, RCC_BDCR_RTCEN);
  2746. }
  2747. /**
  2748. * @brief Disable RTC
  2749. * @rmtoll BDCR RTCEN LL_RCC_DisableRTC
  2750. * @retval None
  2751. */
  2752. __STATIC_INLINE void LL_RCC_DisableRTC(void)
  2753. {
  2754. CLEAR_BIT(RCC->BDCR, RCC_BDCR_RTCEN);
  2755. }
  2756. /**
  2757. * @brief Check if RTC has been enabled or not
  2758. * @rmtoll BDCR RTCEN LL_RCC_IsEnabledRTC
  2759. * @retval State of bit (1 or 0).
  2760. */
  2761. __STATIC_INLINE uint32_t LL_RCC_IsEnabledRTC(void)
  2762. {
  2763. return ((READ_BIT(RCC->BDCR, RCC_BDCR_RTCEN) == (RCC_BDCR_RTCEN)) ? 1UL : 0UL);
  2764. }
  2765. /**
  2766. * @brief Force the Backup domain reset
  2767. * @rmtoll BDCR BDRST LL_RCC_ForceBackupDomainReset
  2768. * @retval None
  2769. */
  2770. __STATIC_INLINE void LL_RCC_ForceBackupDomainReset(void)
  2771. {
  2772. SET_BIT(RCC->BDCR, RCC_BDCR_BDRST);
  2773. }
  2774. /**
  2775. * @brief Release the Backup domain reset
  2776. * @rmtoll BDCR BDRST LL_RCC_ReleaseBackupDomainReset
  2777. * @retval None
  2778. */
  2779. __STATIC_INLINE void LL_RCC_ReleaseBackupDomainReset(void)
  2780. {
  2781. CLEAR_BIT(RCC->BDCR, RCC_BDCR_BDRST);
  2782. }
  2783. /**
  2784. * @}
  2785. */
  2786. /** @defgroup RCC_LL_EF_PLL PLL
  2787. * @{
  2788. */
  2789. /**
  2790. * @brief Enable PLL
  2791. * @rmtoll CR PLLON LL_RCC_PLL_Enable
  2792. * @retval None
  2793. */
  2794. __STATIC_INLINE void LL_RCC_PLL_Enable(void)
  2795. {
  2796. SET_BIT(RCC->CR, RCC_CR_PLLON);
  2797. }
  2798. /**
  2799. * @brief Disable PLL
  2800. * @note Cannot be disabled if the PLL clock is used as the system clock
  2801. * @rmtoll CR PLLON LL_RCC_PLL_Disable
  2802. * @retval None
  2803. */
  2804. __STATIC_INLINE void LL_RCC_PLL_Disable(void)
  2805. {
  2806. CLEAR_BIT(RCC->CR, RCC_CR_PLLON);
  2807. }
  2808. /**
  2809. * @brief Check if PLL Ready
  2810. * @rmtoll CR PLLRDY LL_RCC_PLL_IsReady
  2811. * @retval State of bit (1 or 0).
  2812. */
  2813. __STATIC_INLINE uint32_t LL_RCC_PLL_IsReady(void)
  2814. {
  2815. return ((READ_BIT(RCC->CR, RCC_CR_PLLRDY) == (RCC_CR_PLLRDY)) ? 1UL : 0UL);
  2816. }
  2817. /**
  2818. * @brief Configure PLL used for SYSCLK Domain
  2819. * @note PLL Source and PLLM Divider can be written only when PLL is disabled
  2820. * PLLSAI1 are disabled
  2821. * @note PLLN/PLLR can be written only when PLL is disabled
  2822. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_ConfigDomain_SYS\n
  2823. * PLLCFGR PLLM LL_RCC_PLL_ConfigDomain_SYS\n
  2824. * PLLCFGR PLLN LL_RCC_PLL_ConfigDomain_SYS\n
  2825. * PLLCFGR PLLR LL_RCC_PLL_ConfigDomain_SYS
  2826. * @param Source This parameter can be one of the following values:
  2827. * @arg @ref LL_RCC_PLLSOURCE_NONE
  2828. * @arg @ref LL_RCC_PLLSOURCE_MSI
  2829. * @arg @ref LL_RCC_PLLSOURCE_HSI
  2830. * @arg @ref LL_RCC_PLLSOURCE_HSE
  2831. * @param PLLM This parameter can be one of the following values:
  2832. * @arg @ref LL_RCC_PLLM_DIV_1
  2833. * @arg @ref LL_RCC_PLLM_DIV_2
  2834. * @arg @ref LL_RCC_PLLM_DIV_3
  2835. * @arg @ref LL_RCC_PLLM_DIV_4
  2836. * @arg @ref LL_RCC_PLLM_DIV_5
  2837. * @arg @ref LL_RCC_PLLM_DIV_6
  2838. * @arg @ref LL_RCC_PLLM_DIV_7
  2839. * @arg @ref LL_RCC_PLLM_DIV_8
  2840. * @param PLLN Between 6 and 127
  2841. * @param PLLR This parameter can be one of the following values:
  2842. * @arg @ref LL_RCC_PLLR_DIV_2
  2843. * @arg @ref LL_RCC_PLLR_DIV_4
  2844. * @arg @ref LL_RCC_PLLR_DIV_6
  2845. * @arg @ref LL_RCC_PLLR_DIV_8
  2846. * @retval None
  2847. */
  2848. __STATIC_INLINE void LL_RCC_PLL_ConfigDomain_SYS(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLR)
  2849. {
  2850. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM | RCC_PLLCFGR_PLLN | RCC_PLLCFGR_PLLR,
  2851. Source | PLLM | (PLLN << RCC_PLLCFGR_PLLN_Pos) | PLLR);
  2852. }
  2853. #if defined(SAI1)
  2854. /**
  2855. * @brief Configure PLL used for SAI domain clock
  2856. * @note PLL Source and PLLM Divider can be written only when PLL is disabled
  2857. * PLLSAI1 are disabled
  2858. * @note PLLN/PLLP can be written only when PLL is disabled
  2859. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_ConfigDomain_SAI\n
  2860. * PLLCFGR PLLM LL_RCC_PLL_ConfigDomain_SAI\n
  2861. * PLLCFGR PLLN LL_RCC_PLL_ConfigDomain_SAI\n
  2862. * PLLCFGR PLLP LL_RCC_PLL_ConfigDomain_SAI
  2863. * @param Source This parameter can be one of the following values:
  2864. * @arg @ref LL_RCC_PLLSOURCE_NONE
  2865. * @arg @ref LL_RCC_PLLSOURCE_MSI
  2866. * @arg @ref LL_RCC_PLLSOURCE_HSI
  2867. * @arg @ref LL_RCC_PLLSOURCE_HSE
  2868. * @param PLLM This parameter can be one of the following values:
  2869. * @arg @ref LL_RCC_PLLM_DIV_1
  2870. * @arg @ref LL_RCC_PLLM_DIV_2
  2871. * @arg @ref LL_RCC_PLLM_DIV_3
  2872. * @arg @ref LL_RCC_PLLM_DIV_4
  2873. * @arg @ref LL_RCC_PLLM_DIV_5
  2874. * @arg @ref LL_RCC_PLLM_DIV_6
  2875. * @arg @ref LL_RCC_PLLM_DIV_7
  2876. * @arg @ref LL_RCC_PLLM_DIV_8
  2877. * @param PLLN Between 6 and 127
  2878. * @param PLLP This parameter can be one of the following values:
  2879. * @arg @ref LL_RCC_PLLP_DIV_2
  2880. * @arg @ref LL_RCC_PLLP_DIV_3
  2881. * @arg @ref LL_RCC_PLLP_DIV_4
  2882. * @arg @ref LL_RCC_PLLP_DIV_5
  2883. * @arg @ref LL_RCC_PLLP_DIV_6
  2884. * @arg @ref LL_RCC_PLLP_DIV_7
  2885. * @arg @ref LL_RCC_PLLP_DIV_8
  2886. * @arg @ref LL_RCC_PLLP_DIV_9
  2887. * @arg @ref LL_RCC_PLLP_DIV_10
  2888. * @arg @ref LL_RCC_PLLP_DIV_11
  2889. * @arg @ref LL_RCC_PLLP_DIV_12
  2890. * @arg @ref LL_RCC_PLLP_DIV_13
  2891. * @arg @ref LL_RCC_PLLP_DIV_14
  2892. * @arg @ref LL_RCC_PLLP_DIV_15
  2893. * @arg @ref LL_RCC_PLLP_DIV_16
  2894. * @arg @ref LL_RCC_PLLP_DIV_17
  2895. * @arg @ref LL_RCC_PLLP_DIV_18
  2896. * @arg @ref LL_RCC_PLLP_DIV_19
  2897. * @arg @ref LL_RCC_PLLP_DIV_20
  2898. * @arg @ref LL_RCC_PLLP_DIV_21
  2899. * @arg @ref LL_RCC_PLLP_DIV_22
  2900. * @arg @ref LL_RCC_PLLP_DIV_23
  2901. * @arg @ref LL_RCC_PLLP_DIV_24
  2902. * @arg @ref LL_RCC_PLLP_DIV_25
  2903. * @arg @ref LL_RCC_PLLP_DIV_26
  2904. * @arg @ref LL_RCC_PLLP_DIV_27
  2905. * @arg @ref LL_RCC_PLLP_DIV_28
  2906. * @arg @ref LL_RCC_PLLP_DIV_29
  2907. * @arg @ref LL_RCC_PLLP_DIV_30
  2908. * @arg @ref LL_RCC_PLLP_DIV_31
  2909. * @arg @ref LL_RCC_PLLP_DIV_32
  2910. * @retval None
  2911. */
  2912. __STATIC_INLINE void LL_RCC_PLL_ConfigDomain_SAI(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLP)
  2913. {
  2914. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM | RCC_PLLCFGR_PLLN | RCC_PLLCFGR_PLLP,
  2915. Source | PLLM | (PLLN << RCC_PLLCFGR_PLLN_Pos) | PLLP);
  2916. }
  2917. #endif
  2918. /**
  2919. * @brief Configure PLL used for ADC domain clock
  2920. * @note PLL Source and PLLM Divider can be written only when PLL is disabled
  2921. * PLLSAI1 are disabled
  2922. * @note PLLN/PLLP can be written only when PLL is disabled
  2923. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_ConfigDomain_ADC\n
  2924. * PLLCFGR PLLM LL_RCC_PLL_ConfigDomain_ADC\n
  2925. * PLLCFGR PLLN LL_RCC_PLL_ConfigDomain_ADC\n
  2926. * PLLCFGR PLLP LL_RCC_PLL_ConfigDomain_ADC
  2927. * @param Source This parameter can be one of the following values:
  2928. * @arg @ref LL_RCC_PLLSOURCE_NONE
  2929. * @arg @ref LL_RCC_PLLSOURCE_MSI
  2930. * @arg @ref LL_RCC_PLLSOURCE_HSI
  2931. * @arg @ref LL_RCC_PLLSOURCE_HSE
  2932. * @param PLLM This parameter can be one of the following values:
  2933. * @arg @ref LL_RCC_PLLM_DIV_1
  2934. * @arg @ref LL_RCC_PLLM_DIV_2
  2935. * @arg @ref LL_RCC_PLLM_DIV_3
  2936. * @arg @ref LL_RCC_PLLM_DIV_4
  2937. * @arg @ref LL_RCC_PLLM_DIV_5
  2938. * @arg @ref LL_RCC_PLLM_DIV_6
  2939. * @arg @ref LL_RCC_PLLM_DIV_7
  2940. * @arg @ref LL_RCC_PLLM_DIV_8
  2941. * @param PLLN Between 6 and 127
  2942. * @param PLLP This parameter can be one of the following values:
  2943. * @arg @ref LL_RCC_PLLP_DIV_2
  2944. * @arg @ref LL_RCC_PLLP_DIV_3
  2945. * @arg @ref LL_RCC_PLLP_DIV_4
  2946. * @arg @ref LL_RCC_PLLP_DIV_5
  2947. * @arg @ref LL_RCC_PLLP_DIV_6
  2948. * @arg @ref LL_RCC_PLLP_DIV_7
  2949. * @arg @ref LL_RCC_PLLP_DIV_8
  2950. * @arg @ref LL_RCC_PLLP_DIV_9
  2951. * @arg @ref LL_RCC_PLLP_DIV_10
  2952. * @arg @ref LL_RCC_PLLP_DIV_11
  2953. * @arg @ref LL_RCC_PLLP_DIV_12
  2954. * @arg @ref LL_RCC_PLLP_DIV_13
  2955. * @arg @ref LL_RCC_PLLP_DIV_14
  2956. * @arg @ref LL_RCC_PLLP_DIV_15
  2957. * @arg @ref LL_RCC_PLLP_DIV_16
  2958. * @arg @ref LL_RCC_PLLP_DIV_17
  2959. * @arg @ref LL_RCC_PLLP_DIV_18
  2960. * @arg @ref LL_RCC_PLLP_DIV_19
  2961. * @arg @ref LL_RCC_PLLP_DIV_20
  2962. * @arg @ref LL_RCC_PLLP_DIV_21
  2963. * @arg @ref LL_RCC_PLLP_DIV_22
  2964. * @arg @ref LL_RCC_PLLP_DIV_23
  2965. * @arg @ref LL_RCC_PLLP_DIV_24
  2966. * @arg @ref LL_RCC_PLLP_DIV_25
  2967. * @arg @ref LL_RCC_PLLP_DIV_26
  2968. * @arg @ref LL_RCC_PLLP_DIV_27
  2969. * @arg @ref LL_RCC_PLLP_DIV_28
  2970. * @arg @ref LL_RCC_PLLP_DIV_29
  2971. * @arg @ref LL_RCC_PLLP_DIV_30
  2972. * @arg @ref LL_RCC_PLLP_DIV_31
  2973. * @arg @ref LL_RCC_PLLP_DIV_32
  2974. * @retval None
  2975. */
  2976. __STATIC_INLINE void LL_RCC_PLL_ConfigDomain_ADC(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLP)
  2977. {
  2978. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM | RCC_PLLCFGR_PLLN | RCC_PLLCFGR_PLLP,
  2979. Source | PLLM | (PLLN << RCC_PLLCFGR_PLLN_Pos) | PLLP);
  2980. }
  2981. /**
  2982. * @brief Configure PLL used for 48Mhz domain clock
  2983. * @note PLL Source and PLLM Divider can be written only when PLL is disabled
  2984. * PLLSAI1 are disabled
  2985. * @note PLLN/PLLQ can be written only when PLL is disabled
  2986. * @note This can be selected for USB, RNG
  2987. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_ConfigDomain_48M\n
  2988. * PLLCFGR PLLM LL_RCC_PLL_ConfigDomain_48M\n
  2989. * PLLCFGR PLLN LL_RCC_PLL_ConfigDomain_48M\n
  2990. * PLLCFGR PLLQ LL_RCC_PLL_ConfigDomain_48M
  2991. * @param Source This parameter can be one of the following values:
  2992. * @arg @ref LL_RCC_PLLSOURCE_NONE
  2993. * @arg @ref LL_RCC_PLLSOURCE_MSI
  2994. * @arg @ref LL_RCC_PLLSOURCE_HSI
  2995. * @arg @ref LL_RCC_PLLSOURCE_HSE
  2996. * @param PLLM This parameter can be one of the following values:
  2997. * @arg @ref LL_RCC_PLLM_DIV_1
  2998. * @arg @ref LL_RCC_PLLM_DIV_2
  2999. * @arg @ref LL_RCC_PLLM_DIV_3
  3000. * @arg @ref LL_RCC_PLLM_DIV_4
  3001. * @arg @ref LL_RCC_PLLM_DIV_5
  3002. * @arg @ref LL_RCC_PLLM_DIV_6
  3003. * @arg @ref LL_RCC_PLLM_DIV_7
  3004. * @arg @ref LL_RCC_PLLM_DIV_8
  3005. * @param PLLN Between 6 and 127
  3006. * @param PLLQ This parameter can be one of the following values:
  3007. * @arg @ref LL_RCC_PLLQ_DIV_2
  3008. * @arg @ref LL_RCC_PLLQ_DIV_3
  3009. * @arg @ref LL_RCC_PLLQ_DIV_4
  3010. * @arg @ref LL_RCC_PLLQ_DIV_5
  3011. * @arg @ref LL_RCC_PLLQ_DIV_6
  3012. * @arg @ref LL_RCC_PLLQ_DIV_7
  3013. * @arg @ref LL_RCC_PLLQ_DIV_8
  3014. * @retval None
  3015. */
  3016. __STATIC_INLINE void LL_RCC_PLL_ConfigDomain_48M(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLQ)
  3017. {
  3018. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM | RCC_PLLCFGR_PLLN | RCC_PLLCFGR_PLLQ,
  3019. Source | PLLM | (PLLN << RCC_PLLCFGR_PLLN_Pos) | PLLQ);
  3020. }
  3021. /**
  3022. * @brief Get Main PLL multiplication factor for VCO
  3023. * @rmtoll PLLCFGR PLLN LL_RCC_PLL_GetN
  3024. * @retval Between 6 and 127
  3025. */
  3026. __STATIC_INLINE uint32_t LL_RCC_PLL_GetN(void)
  3027. {
  3028. return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLN) >> RCC_PLLCFGR_PLLN_Pos);
  3029. }
  3030. /**
  3031. * @brief Get Main PLL division factor for PLLP
  3032. * @note used for PLLSAI1CLK (SAI1 clock)
  3033. * @rmtoll PLLCFGR PLLP LL_RCC_PLL_GetP
  3034. * @retval Returned value can be one of the following values:
  3035. * @arg @ref LL_RCC_PLLP_DIV_2
  3036. * @arg @ref LL_RCC_PLLP_DIV_3
  3037. * @arg @ref LL_RCC_PLLP_DIV_4
  3038. * @arg @ref LL_RCC_PLLP_DIV_5
  3039. * @arg @ref LL_RCC_PLLP_DIV_6
  3040. * @arg @ref LL_RCC_PLLP_DIV_7
  3041. * @arg @ref LL_RCC_PLLP_DIV_8
  3042. * @arg @ref LL_RCC_PLLP_DIV_9
  3043. * @arg @ref LL_RCC_PLLP_DIV_10
  3044. * @arg @ref LL_RCC_PLLP_DIV_11
  3045. * @arg @ref LL_RCC_PLLP_DIV_12
  3046. * @arg @ref LL_RCC_PLLP_DIV_13
  3047. * @arg @ref LL_RCC_PLLP_DIV_14
  3048. * @arg @ref LL_RCC_PLLP_DIV_15
  3049. * @arg @ref LL_RCC_PLLP_DIV_16
  3050. * @arg @ref LL_RCC_PLLP_DIV_17
  3051. * @arg @ref LL_RCC_PLLP_DIV_18
  3052. * @arg @ref LL_RCC_PLLP_DIV_19
  3053. * @arg @ref LL_RCC_PLLP_DIV_20
  3054. * @arg @ref LL_RCC_PLLP_DIV_21
  3055. * @arg @ref LL_RCC_PLLP_DIV_22
  3056. * @arg @ref LL_RCC_PLLP_DIV_23
  3057. * @arg @ref LL_RCC_PLLP_DIV_24
  3058. * @arg @ref LL_RCC_PLLP_DIV_25
  3059. * @arg @ref LL_RCC_PLLP_DIV_26
  3060. * @arg @ref LL_RCC_PLLP_DIV_27
  3061. * @arg @ref LL_RCC_PLLP_DIV_28
  3062. * @arg @ref LL_RCC_PLLP_DIV_29
  3063. * @arg @ref LL_RCC_PLLP_DIV_30
  3064. * @arg @ref LL_RCC_PLLP_DIV_31
  3065. * @arg @ref LL_RCC_PLLP_DIV_32
  3066. */
  3067. __STATIC_INLINE uint32_t LL_RCC_PLL_GetP(void)
  3068. {
  3069. return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLP));
  3070. }
  3071. /**
  3072. * @brief Get Main PLL division factor for PLLQ
  3073. * @note used for PLL48MCLK selected for USB, RNG (48 MHz clock)
  3074. * @rmtoll PLLCFGR PLLQ LL_RCC_PLL_GetQ
  3075. * @retval Returned value can be one of the following values:
  3076. * @arg @ref LL_RCC_PLLQ_DIV_2
  3077. * @arg @ref LL_RCC_PLLQ_DIV_3
  3078. * @arg @ref LL_RCC_PLLQ_DIV_4
  3079. * @arg @ref LL_RCC_PLLQ_DIV_5
  3080. * @arg @ref LL_RCC_PLLQ_DIV_6
  3081. * @arg @ref LL_RCC_PLLQ_DIV_7
  3082. * @arg @ref LL_RCC_PLLQ_DIV_8
  3083. */
  3084. __STATIC_INLINE uint32_t LL_RCC_PLL_GetQ(void)
  3085. {
  3086. return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLQ));
  3087. }
  3088. /**
  3089. * @brief Get Main PLL division factor for PLLR
  3090. * @note used for PLLCLK (system clock)
  3091. * @rmtoll PLLCFGR PLLR LL_RCC_PLL_GetR
  3092. * @retval Returned value can be one of the following values:
  3093. * @arg @ref LL_RCC_PLLR_DIV_2
  3094. * @arg @ref LL_RCC_PLLR_DIV_3
  3095. * @arg @ref LL_RCC_PLLR_DIV_4
  3096. * @arg @ref LL_RCC_PLLR_DIV_5
  3097. * @arg @ref LL_RCC_PLLR_DIV_6
  3098. * @arg @ref LL_RCC_PLLR_DIV_7
  3099. * @arg @ref LL_RCC_PLLR_DIV_8
  3100. */
  3101. __STATIC_INLINE uint32_t LL_RCC_PLL_GetR(void)
  3102. {
  3103. return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLR));
  3104. }
  3105. /**
  3106. * @brief Get Division factor for the main PLL and other PLL
  3107. * @rmtoll PLLCFGR PLLM LL_RCC_PLL_GetDivider
  3108. * @retval Returned value can be one of the following values:
  3109. * @arg @ref LL_RCC_PLLM_DIV_1
  3110. * @arg @ref LL_RCC_PLLM_DIV_2
  3111. * @arg @ref LL_RCC_PLLM_DIV_3
  3112. * @arg @ref LL_RCC_PLLM_DIV_4
  3113. * @arg @ref LL_RCC_PLLM_DIV_5
  3114. * @arg @ref LL_RCC_PLLM_DIV_6
  3115. * @arg @ref LL_RCC_PLLM_DIV_7
  3116. * @arg @ref LL_RCC_PLLM_DIV_8
  3117. */
  3118. __STATIC_INLINE uint32_t LL_RCC_PLL_GetDivider(void)
  3119. {
  3120. return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLM));
  3121. }
  3122. #if defined(SAI1)
  3123. /**
  3124. * @brief Enable PLL output mapped on SAI domain clock
  3125. * @rmtoll PLLCFGR PLLPEN LL_RCC_PLL_EnableDomain_SAI
  3126. * @retval None
  3127. */
  3128. __STATIC_INLINE void LL_RCC_PLL_EnableDomain_SAI(void)
  3129. {
  3130. SET_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLPEN);
  3131. }
  3132. /**
  3133. * @brief Disable PLL output mapped on SAI domain clock
  3134. * @note In order to save power, when the PLLCLK of the PLL is
  3135. * not used, should be 0
  3136. * @rmtoll PLLCFGR PLLPEN LL_RCC_PLL_DisableDomain_SAI
  3137. * @retval None
  3138. */
  3139. __STATIC_INLINE void LL_RCC_PLL_DisableDomain_SAI(void)
  3140. {
  3141. CLEAR_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLPEN);
  3142. }
  3143. #endif
  3144. /**
  3145. * @brief Enable PLL output mapped on ADC domain clock
  3146. * @rmtoll PLLCFGR PLLPEN LL_RCC_PLL_EnableDomain_ADC
  3147. * @retval None
  3148. */
  3149. __STATIC_INLINE void LL_RCC_PLL_EnableDomain_ADC(void)
  3150. {
  3151. SET_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLPEN);
  3152. }
  3153. /**
  3154. * @brief Disable PLL output mapped on ADC domain clock
  3155. * @note In order to save power, when the PLLCLK of the PLL is
  3156. * not used, should be 0
  3157. * @rmtoll PLLCFGR PLLPEN LL_RCC_PLL_DisableDomain_ADC
  3158. * @retval None
  3159. */
  3160. __STATIC_INLINE void LL_RCC_PLL_DisableDomain_ADC(void)
  3161. {
  3162. CLEAR_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLPEN);
  3163. }
  3164. /**
  3165. * @brief Enable PLL output mapped on 48MHz domain clock
  3166. * @rmtoll PLLCFGR PLLQEN LL_RCC_PLL_EnableDomain_48M
  3167. * @retval None
  3168. */
  3169. __STATIC_INLINE void LL_RCC_PLL_EnableDomain_48M(void)
  3170. {
  3171. SET_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLQEN);
  3172. }
  3173. /**
  3174. * @brief Disable PLL output mapped on 48MHz domain clock
  3175. * @note In order to save power, when the PLLCLK of the PLL is
  3176. * not used, should be 0
  3177. * @rmtoll PLLCFGR PLLQEN LL_RCC_PLL_DisableDomain_48M
  3178. * @retval None
  3179. */
  3180. __STATIC_INLINE void LL_RCC_PLL_DisableDomain_48M(void)
  3181. {
  3182. CLEAR_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLQEN);
  3183. }
  3184. /**
  3185. * @brief Enable PLL output mapped on SYSCLK domain
  3186. * @rmtoll PLLCFGR PLLREN LL_RCC_PLL_EnableDomain_SYS
  3187. * @retval None
  3188. */
  3189. __STATIC_INLINE void LL_RCC_PLL_EnableDomain_SYS(void)
  3190. {
  3191. SET_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLREN);
  3192. }
  3193. /**
  3194. * @brief Disable PLL output mapped on SYSCLK domain
  3195. * @note Cannot be disabled if the PLL clock is used as the system clock
  3196. * @note In order to save power, when the PLLCLK of the PLL is
  3197. * not used, Main PLL should be 0
  3198. * @rmtoll PLLCFGR PLLREN LL_RCC_PLL_DisableDomain_SYS
  3199. * @retval None
  3200. */
  3201. __STATIC_INLINE void LL_RCC_PLL_DisableDomain_SYS(void)
  3202. {
  3203. CLEAR_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLREN);
  3204. }
  3205. /**
  3206. * @}
  3207. */
  3208. #if defined(SAI1)
  3209. /** @defgroup RCC_LL_EF_PLLSAI1 PLLSAI1
  3210. * @{
  3211. */
  3212. /**
  3213. * @brief Enable PLLSAI1
  3214. * @rmtoll CR PLLSAI1ON LL_RCC_PLLSAI1_Enable
  3215. * @retval None
  3216. */
  3217. __STATIC_INLINE void LL_RCC_PLLSAI1_Enable(void)
  3218. {
  3219. SET_BIT(RCC->CR, RCC_CR_PLLSAI1ON);
  3220. }
  3221. /**
  3222. * @brief Disable PLLSAI1
  3223. * @rmtoll CR PLLSAI1ON LL_RCC_PLLSAI1_Disable
  3224. * @retval None
  3225. */
  3226. __STATIC_INLINE void LL_RCC_PLLSAI1_Disable(void)
  3227. {
  3228. CLEAR_BIT(RCC->CR, RCC_CR_PLLSAI1ON);
  3229. }
  3230. /**
  3231. * @brief Check if PLLSAI1 Ready
  3232. * @rmtoll CR PLLSAI1RDY LL_RCC_PLLSAI1_IsReady
  3233. * @retval State of bit (1 or 0).
  3234. */
  3235. __STATIC_INLINE uint32_t LL_RCC_PLLSAI1_IsReady(void)
  3236. {
  3237. return ((READ_BIT(RCC->CR, RCC_CR_PLLSAI1RDY) == (RCC_CR_PLLSAI1RDY)) ? 1UL : 0UL);
  3238. }
  3239. /**
  3240. * @brief Configure PLLSAI1 used for 48Mhz domain clock
  3241. * @note PLL Source and PLLM Divider can be written only when PLL is disabled
  3242. * PLLSAI1 are disabled
  3243. * @note PLLN/PLLQ can be written only when PLLSAI1 is disabled
  3244. * @note This can be selected for USB, RNG
  3245. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLLSAI1_ConfigDomain_48M\n
  3246. * PLLCFGR PLLM LL_RCC_PLLSAI1_ConfigDomain_48M\n
  3247. * PLLSAI1CFGR PLLN LL_RCC_PLLSAI1_ConfigDomain_48M\n
  3248. * PLLSAI1CFGR PLLQ LL_RCC_PLLSAI1_ConfigDomain_48M
  3249. * @param Source This parameter can be one of the following values:
  3250. * @arg @ref LL_RCC_PLLSOURCE_NONE
  3251. * @arg @ref LL_RCC_PLLSOURCE_MSI
  3252. * @arg @ref LL_RCC_PLLSOURCE_HSI
  3253. * @arg @ref LL_RCC_PLLSOURCE_HSE
  3254. * @param PLLM This parameter can be one of the following values:
  3255. * @arg @ref LL_RCC_PLLM_DIV_1
  3256. * @arg @ref LL_RCC_PLLM_DIV_2
  3257. * @arg @ref LL_RCC_PLLM_DIV_3
  3258. * @arg @ref LL_RCC_PLLM_DIV_4
  3259. * @arg @ref LL_RCC_PLLM_DIV_5
  3260. * @arg @ref LL_RCC_PLLM_DIV_6
  3261. * @arg @ref LL_RCC_PLLM_DIV_7
  3262. * @arg @ref LL_RCC_PLLM_DIV_8
  3263. * @param PLLN Between 6 and 127
  3264. * @param PLLQ This parameter can be one of the following values:
  3265. * @arg @ref LL_RCC_PLLSAI1Q_DIV_2
  3266. * @arg @ref LL_RCC_PLLSAI1Q_DIV_3
  3267. * @arg @ref LL_RCC_PLLSAI1Q_DIV_4
  3268. * @arg @ref LL_RCC_PLLSAI1Q_DIV_5
  3269. * @arg @ref LL_RCC_PLLSAI1Q_DIV_6
  3270. * @arg @ref LL_RCC_PLLSAI1Q_DIV_7
  3271. * @arg @ref LL_RCC_PLLSAI1Q_DIV_8
  3272. * @retval None
  3273. */
  3274. __STATIC_INLINE void LL_RCC_PLLSAI1_ConfigDomain_48M(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLQ)
  3275. {
  3276. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM, Source | PLLM);
  3277. MODIFY_REG(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLN | RCC_PLLSAI1CFGR_PLLQ, (PLLN << RCC_PLLSAI1CFGR_PLLN_Pos) | PLLQ);
  3278. }
  3279. /**
  3280. * @brief Configure PLLSAI1 used for SAI domain clock
  3281. * @note PLL Source and PLLM Divider can be written only when PLL is disabled
  3282. * PLLSAI1 are disabled
  3283. * @note PLLN/PLLP can be written only when PLLSAI1 is disabled
  3284. * @note This can be selected for SAI1 or SAI2 (*)
  3285. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLLSAI1_ConfigDomain_SAI\n
  3286. * PLLCFGR PLLM LL_RCC_PLLSAI1_ConfigDomain_SAI\n
  3287. * PLLSAI1CFGR PLLN LL_RCC_PLLSAI1_ConfigDomain_SAI\n
  3288. * PLLSAI1CFGR PLLP LL_RCC_PLLSAI1_ConfigDomain_SAI
  3289. * @param Source This parameter can be one of the following values:
  3290. * @arg @ref LL_RCC_PLLSOURCE_NONE
  3291. * @arg @ref LL_RCC_PLLSOURCE_MSI
  3292. * @arg @ref LL_RCC_PLLSOURCE_HSI
  3293. * @arg @ref LL_RCC_PLLSOURCE_HSE
  3294. * @param PLLM This parameter can be one of the following values:
  3295. * @arg @ref LL_RCC_PLLM_DIV_1
  3296. * @arg @ref LL_RCC_PLLM_DIV_2
  3297. * @arg @ref LL_RCC_PLLM_DIV_3
  3298. * @arg @ref LL_RCC_PLLM_DIV_4
  3299. * @arg @ref LL_RCC_PLLM_DIV_5
  3300. * @arg @ref LL_RCC_PLLM_DIV_6
  3301. * @arg @ref LL_RCC_PLLM_DIV_7
  3302. * @arg @ref LL_RCC_PLLM_DIV_8
  3303. * @param PLLN Between 6 and 127
  3304. * @param PLLP This parameter can be one of the following values:
  3305. * @arg @ref LL_RCC_PLLSAI1P_DIV_2
  3306. * @arg @ref LL_RCC_PLLSAI1P_DIV_3
  3307. * @arg @ref LL_RCC_PLLSAI1P_DIV_4
  3308. * @arg @ref LL_RCC_PLLSAI1P_DIV_5
  3309. * @arg @ref LL_RCC_PLLSAI1P_DIV_6
  3310. * @arg @ref LL_RCC_PLLSAI1P_DIV_7
  3311. * @arg @ref LL_RCC_PLLSAI1P_DIV_8
  3312. * @arg @ref LL_RCC_PLLSAI1P_DIV_9
  3313. * @arg @ref LL_RCC_PLLSAI1P_DIV_10
  3314. * @arg @ref LL_RCC_PLLSAI1P_DIV_11
  3315. * @arg @ref LL_RCC_PLLSAI1P_DIV_12
  3316. * @arg @ref LL_RCC_PLLSAI1P_DIV_13
  3317. * @arg @ref LL_RCC_PLLSAI1P_DIV_14
  3318. * @arg @ref LL_RCC_PLLSAI1P_DIV_15
  3319. * @arg @ref LL_RCC_PLLSAI1P_DIV_16
  3320. * @arg @ref LL_RCC_PLLSAI1P_DIV_17
  3321. * @arg @ref LL_RCC_PLLSAI1P_DIV_18
  3322. * @arg @ref LL_RCC_PLLSAI1P_DIV_19
  3323. * @arg @ref LL_RCC_PLLSAI1P_DIV_20
  3324. * @arg @ref LL_RCC_PLLSAI1P_DIV_21
  3325. * @arg @ref LL_RCC_PLLSAI1P_DIV_22
  3326. * @arg @ref LL_RCC_PLLSAI1P_DIV_23
  3327. * @arg @ref LL_RCC_PLLSAI1P_DIV_24
  3328. * @arg @ref LL_RCC_PLLSAI1P_DIV_25
  3329. * @arg @ref LL_RCC_PLLSAI1P_DIV_26
  3330. * @arg @ref LL_RCC_PLLSAI1P_DIV_27
  3331. * @arg @ref LL_RCC_PLLSAI1P_DIV_28
  3332. * @arg @ref LL_RCC_PLLSAI1P_DIV_29
  3333. * @arg @ref LL_RCC_PLLSAI1P_DIV_30
  3334. * @arg @ref LL_RCC_PLLSAI1P_DIV_31
  3335. * @arg @ref LL_RCC_PLLSAI1P_DIV_32
  3336. * @retval None
  3337. */
  3338. __STATIC_INLINE void LL_RCC_PLLSAI1_ConfigDomain_SAI(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLP)
  3339. {
  3340. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM, Source | PLLM);
  3341. MODIFY_REG(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLN | RCC_PLLSAI1CFGR_PLLP,
  3342. (PLLN << RCC_PLLSAI1CFGR_PLLN_Pos) | PLLP);
  3343. }
  3344. /**
  3345. * @brief Configure PLLSAI1 used for ADC domain clock
  3346. * @note PLL Source and PLLM Divider can be written only when PLL is disabled
  3347. * PLLSAI1 are disabled
  3348. * @note PLLN/PLLR can be written only when PLLSAI1 is disabled
  3349. * @note This can be selected for ADC
  3350. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLLSAI1_ConfigDomain_ADC\n
  3351. * PLLCFGR PLLM LL_RCC_PLLSAI1_ConfigDomain_ADC\n
  3352. * PLLSAI1CFGR PLLN LL_RCC_PLLSAI1_ConfigDomain_ADC\n
  3353. * PLLSAI1CFGR PLLR LL_RCC_PLLSAI1_ConfigDomain_ADC
  3354. * @param Source This parameter can be one of the following values:
  3355. * @arg @ref LL_RCC_PLLSOURCE_NONE
  3356. * @arg @ref LL_RCC_PLLSOURCE_MSI
  3357. * @arg @ref LL_RCC_PLLSOURCE_HSI
  3358. * @arg @ref LL_RCC_PLLSOURCE_HSE
  3359. * @param PLLM This parameter can be one of the following values:
  3360. * @arg @ref LL_RCC_PLLM_DIV_1
  3361. * @arg @ref LL_RCC_PLLM_DIV_2
  3362. * @arg @ref LL_RCC_PLLM_DIV_3
  3363. * @arg @ref LL_RCC_PLLM_DIV_4
  3364. * @arg @ref LL_RCC_PLLM_DIV_5
  3365. * @arg @ref LL_RCC_PLLM_DIV_6
  3366. * @arg @ref LL_RCC_PLLM_DIV_7
  3367. * @arg @ref LL_RCC_PLLM_DIV_8
  3368. * @param PLLN Between 6 and 127
  3369. * @param PLLR This parameter can be one of the following values:
  3370. * @arg @ref LL_RCC_PLLSAI1R_DIV_2
  3371. * @arg @ref LL_RCC_PLLSAI1R_DIV_3
  3372. * @arg @ref LL_RCC_PLLSAI1R_DIV_4
  3373. * @arg @ref LL_RCC_PLLSAI1R_DIV_5
  3374. * @arg @ref LL_RCC_PLLSAI1R_DIV_6
  3375. * @arg @ref LL_RCC_PLLSAI1R_DIV_7
  3376. * @arg @ref LL_RCC_PLLSAI1R_DIV_8
  3377. * @retval None
  3378. */
  3379. __STATIC_INLINE void LL_RCC_PLLSAI1_ConfigDomain_ADC(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLR)
  3380. {
  3381. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM, Source | PLLM);
  3382. MODIFY_REG(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLN | RCC_PLLSAI1CFGR_PLLR, (PLLN << RCC_PLLSAI1CFGR_PLLN_Pos) | PLLR);
  3383. }
  3384. /**
  3385. * @brief Get SAI1PLL multiplication factor for VCO
  3386. * @rmtoll PLLSAI1CFGR PLLN LL_RCC_PLLSAI1_GetN
  3387. * @retval Between 6 and 127
  3388. */
  3389. __STATIC_INLINE uint32_t LL_RCC_PLLSAI1_GetN(void)
  3390. {
  3391. return (uint32_t)(READ_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLN) >> RCC_PLLSAI1CFGR_PLLN_Pos);
  3392. }
  3393. /**
  3394. * @brief Get SAI1PLL division factor for PLLSAI1P
  3395. * @note used for PLLSAI1CLK (SAI1 or SAI2 (*) clock).
  3396. * @rmtoll PLLSAI1CFGR PLLP LL_RCC_PLLSAI1_GetP
  3397. * @retval Returned value can be one of the following values:
  3398. * @arg @ref LL_RCC_PLLSAI1P_DIV_2
  3399. * @arg @ref LL_RCC_PLLSAI1P_DIV_3
  3400. * @arg @ref LL_RCC_PLLSAI1P_DIV_4
  3401. * @arg @ref LL_RCC_PLLSAI1P_DIV_5
  3402. * @arg @ref LL_RCC_PLLSAI1P_DIV_6
  3403. * @arg @ref LL_RCC_PLLSAI1P_DIV_7
  3404. * @arg @ref LL_RCC_PLLSAI1P_DIV_8
  3405. * @arg @ref LL_RCC_PLLSAI1P_DIV_9
  3406. * @arg @ref LL_RCC_PLLSAI1P_DIV_10
  3407. * @arg @ref LL_RCC_PLLSAI1P_DIV_11
  3408. * @arg @ref LL_RCC_PLLSAI1P_DIV_12
  3409. * @arg @ref LL_RCC_PLLSAI1P_DIV_13
  3410. * @arg @ref LL_RCC_PLLSAI1P_DIV_14
  3411. * @arg @ref LL_RCC_PLLSAI1P_DIV_15
  3412. * @arg @ref LL_RCC_PLLSAI1P_DIV_16
  3413. * @arg @ref LL_RCC_PLLSAI1P_DIV_17
  3414. * @arg @ref LL_RCC_PLLSAI1P_DIV_18
  3415. * @arg @ref LL_RCC_PLLSAI1P_DIV_19
  3416. * @arg @ref LL_RCC_PLLSAI1P_DIV_20
  3417. * @arg @ref LL_RCC_PLLSAI1P_DIV_21
  3418. * @arg @ref LL_RCC_PLLSAI1P_DIV_22
  3419. * @arg @ref LL_RCC_PLLSAI1P_DIV_23
  3420. * @arg @ref LL_RCC_PLLSAI1P_DIV_24
  3421. * @arg @ref LL_RCC_PLLSAI1P_DIV_25
  3422. * @arg @ref LL_RCC_PLLSAI1P_DIV_26
  3423. * @arg @ref LL_RCC_PLLSAI1P_DIV_27
  3424. * @arg @ref LL_RCC_PLLSAI1P_DIV_28
  3425. * @arg @ref LL_RCC_PLLSAI1P_DIV_29
  3426. * @arg @ref LL_RCC_PLLSAI1P_DIV_30
  3427. * @arg @ref LL_RCC_PLLSAI1P_DIV_31
  3428. * @arg @ref LL_RCC_PLLSAI1P_DIV_32
  3429. */
  3430. __STATIC_INLINE uint32_t LL_RCC_PLLSAI1_GetP(void)
  3431. {
  3432. return (uint32_t)(READ_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLP));
  3433. }
  3434. /**
  3435. * @brief Get SAI1PLL division factor for PLLQ
  3436. * @note used PLL48M2CLK selected for USB, RNG (48 MHz clock)
  3437. * @rmtoll PLLSAI1CFGR PLLQ LL_RCC_PLLSAI1_GetQ
  3438. * @retval Returned value can be one of the following values:
  3439. * @arg @ref LL_RCC_PLLSAI1Q_DIV_2
  3440. * @arg @ref LL_RCC_PLLSAI1Q_DIV_3
  3441. * @arg @ref LL_RCC_PLLSAI1Q_DIV_4
  3442. * @arg @ref LL_RCC_PLLSAI1Q_DIV_5
  3443. * @arg @ref LL_RCC_PLLSAI1Q_DIV_6
  3444. * @arg @ref LL_RCC_PLLSAI1Q_DIV_7
  3445. * @arg @ref LL_RCC_PLLSAI1Q_DIV_8
  3446. */
  3447. __STATIC_INLINE uint32_t LL_RCC_PLLSAI1_GetQ(void)
  3448. {
  3449. return (uint32_t)(READ_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLQ));
  3450. }
  3451. /**
  3452. * @brief Get PLLSAI1 division factor for PLLSAIR
  3453. * @note used for PLLADC1CLK (ADC clock)
  3454. * @rmtoll PLLSAI1CFGR PLLR LL_RCC_PLLSAI1_GetR
  3455. * @retval Returned value can be one of the following values:
  3456. * @arg @ref LL_RCC_PLLSAI1R_DIV_2
  3457. * @arg @ref LL_RCC_PLLSAI1R_DIV_3
  3458. * @arg @ref LL_RCC_PLLSAI1R_DIV_4
  3459. * @arg @ref LL_RCC_PLLSAI1R_DIV_5
  3460. * @arg @ref LL_RCC_PLLSAI1R_DIV_6
  3461. * @arg @ref LL_RCC_PLLSAI1R_DIV_7
  3462. * @arg @ref LL_RCC_PLLSAI1R_DIV_8
  3463. */
  3464. __STATIC_INLINE uint32_t LL_RCC_PLLSAI1_GetR(void)
  3465. {
  3466. return (uint32_t)(READ_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLR));
  3467. }
  3468. /**
  3469. * @brief Enable PLLSAI1 output mapped on SAI domain clock
  3470. * @rmtoll PLLSAI1CFGR PLLPEN LL_RCC_PLLSAI1_EnableDomain_SAI
  3471. * @retval None
  3472. */
  3473. __STATIC_INLINE void LL_RCC_PLLSAI1_EnableDomain_SAI(void)
  3474. {
  3475. SET_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLPEN);
  3476. }
  3477. /**
  3478. * @brief Disable PLLSAI1 output mapped on SAI domain clock
  3479. * @note In order to save power, when of the PLLSAI1 is
  3480. * not used, should be 0
  3481. * @rmtoll PLLSAI1CFGR PLLPEN LL_RCC_PLLSAI1_DisableDomain_SAI
  3482. * @retval None
  3483. */
  3484. __STATIC_INLINE void LL_RCC_PLLSAI1_DisableDomain_SAI(void)
  3485. {
  3486. CLEAR_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLPEN);
  3487. }
  3488. /**
  3489. * @brief Enable PLLSAI1 output mapped on 48MHz domain clock
  3490. * @rmtoll PLLSAI1CFGR PLLQEN LL_RCC_PLLSAI1_EnableDomain_48M
  3491. * @retval None
  3492. */
  3493. __STATIC_INLINE void LL_RCC_PLLSAI1_EnableDomain_48M(void)
  3494. {
  3495. SET_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLQEN);
  3496. }
  3497. /**
  3498. * @brief Disable PLLSAI1 output mapped on 48MHz domain clock
  3499. * @note In order to save power, when of the PLLSAI1 is
  3500. * not used, should be 0
  3501. * @rmtoll PLLSAI1CFGR PLLQEN LL_RCC_PLLSAI1_DisableDomain_48M
  3502. * @retval None
  3503. */
  3504. __STATIC_INLINE void LL_RCC_PLLSAI1_DisableDomain_48M(void)
  3505. {
  3506. CLEAR_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLQEN);
  3507. }
  3508. /**
  3509. * @brief Enable PLLSAI1 output mapped on ADC domain clock
  3510. * @rmtoll PLLSAI1CFGR PLLREN LL_RCC_PLLSAI1_EnableDomain_ADC
  3511. * @retval None
  3512. */
  3513. __STATIC_INLINE void LL_RCC_PLLSAI1_EnableDomain_ADC(void)
  3514. {
  3515. SET_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLREN);
  3516. }
  3517. /**
  3518. * @brief Disable PLLSAI1 output mapped on ADC domain clock
  3519. * @note In order to save power, when of the PLLSAI1 is
  3520. * not used, Main PLLSAI1 should be 0
  3521. * @rmtoll PLLSAI1CFGR PLLREN LL_RCC_PLLSAI1_DisableDomain_ADC
  3522. * @retval None
  3523. */
  3524. __STATIC_INLINE void LL_RCC_PLLSAI1_DisableDomain_ADC(void)
  3525. {
  3526. CLEAR_BIT(RCC->PLLSAI1CFGR, RCC_PLLSAI1CFGR_PLLREN);
  3527. }
  3528. #endif
  3529. /**
  3530. * @}
  3531. */
  3532. /** @defgroup RCC_LL_EF_FLAG_Management FLAG Management
  3533. * @{
  3534. */
  3535. /**
  3536. * @brief Clear LSI1 ready interrupt flag
  3537. * @rmtoll CICR LSI1RDYC LL_RCC_ClearFlag_LSI1RDY
  3538. * @retval None
  3539. */
  3540. __STATIC_INLINE void LL_RCC_ClearFlag_LSI1RDY(void)
  3541. {
  3542. SET_BIT(RCC->CICR, RCC_CICR_LSI1RDYC);
  3543. }
  3544. /**
  3545. * @brief Clear LSI2 ready interrupt flag
  3546. * @rmtoll CICR LSI2RDYC LL_RCC_ClearFlag_LSI2RDY
  3547. * @retval None
  3548. */
  3549. __STATIC_INLINE void LL_RCC_ClearFlag_LSI2RDY(void)
  3550. {
  3551. SET_BIT(RCC->CICR, RCC_CICR_LSI2RDYC);
  3552. }
  3553. /**
  3554. * @brief Clear LSE ready interrupt flag
  3555. * @rmtoll CICR LSERDYC LL_RCC_ClearFlag_LSERDY
  3556. * @retval None
  3557. */
  3558. __STATIC_INLINE void LL_RCC_ClearFlag_LSERDY(void)
  3559. {
  3560. SET_BIT(RCC->CICR, RCC_CICR_LSERDYC);
  3561. }
  3562. /**
  3563. * @brief Clear MSI ready interrupt flag
  3564. * @rmtoll CICR MSIRDYC LL_RCC_ClearFlag_MSIRDY
  3565. * @retval None
  3566. */
  3567. __STATIC_INLINE void LL_RCC_ClearFlag_MSIRDY(void)
  3568. {
  3569. SET_BIT(RCC->CICR, RCC_CICR_MSIRDYC);
  3570. }
  3571. /**
  3572. * @brief Clear HSI ready interrupt flag
  3573. * @rmtoll CICR HSIRDYC LL_RCC_ClearFlag_HSIRDY
  3574. * @retval None
  3575. */
  3576. __STATIC_INLINE void LL_RCC_ClearFlag_HSIRDY(void)
  3577. {
  3578. SET_BIT(RCC->CICR, RCC_CICR_HSIRDYC);
  3579. }
  3580. /**
  3581. * @brief Clear HSE ready interrupt flag
  3582. * @rmtoll CICR HSERDYC LL_RCC_ClearFlag_HSERDY
  3583. * @retval None
  3584. */
  3585. __STATIC_INLINE void LL_RCC_ClearFlag_HSERDY(void)
  3586. {
  3587. SET_BIT(RCC->CICR, RCC_CICR_HSERDYC);
  3588. }
  3589. /**
  3590. * @brief Configure PLL clock source
  3591. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_SetMainSource
  3592. * @param PLLSource This parameter can be one of the following values:
  3593. * @arg @ref LL_RCC_PLLSOURCE_MSI
  3594. * @arg @ref LL_RCC_PLLSOURCE_HSI
  3595. * @arg @ref LL_RCC_PLLSOURCE_HSE
  3596. * @retval None
  3597. */
  3598. __STATIC_INLINE void LL_RCC_PLL_SetMainSource(uint32_t PLLSource)
  3599. {
  3600. MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC, PLLSource);
  3601. }
  3602. /**
  3603. * @brief Get the oscillator used as PLL clock source.
  3604. * @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_GetMainSource
  3605. * @retval Returned value can be one of the following values:
  3606. * @arg @ref LL_RCC_PLLSOURCE_NONE
  3607. * @arg @ref LL_RCC_PLLSOURCE_MSI
  3608. * @arg @ref LL_RCC_PLLSOURCE_HSI
  3609. * @arg @ref LL_RCC_PLLSOURCE_HSE
  3610. */
  3611. __STATIC_INLINE uint32_t LL_RCC_PLL_GetMainSource(void)
  3612. {
  3613. return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC));
  3614. }
  3615. /**
  3616. * @brief Clear PLL ready interrupt flag
  3617. * @rmtoll CICR PLLRDYC LL_RCC_ClearFlag_PLLRDY
  3618. * @retval None
  3619. */
  3620. __STATIC_INLINE void LL_RCC_ClearFlag_PLLRDY(void)
  3621. {
  3622. SET_BIT(RCC->CICR, RCC_CICR_PLLRDYC);
  3623. }
  3624. /**
  3625. * @brief Clear HSI48 ready interrupt flag
  3626. * @rmtoll CICR HSI48RDYC LL_RCC_ClearFlag_HSI48RDY
  3627. * @retval None
  3628. */
  3629. __STATIC_INLINE void LL_RCC_ClearFlag_HSI48RDY(void)
  3630. {
  3631. SET_BIT(RCC->CICR, RCC_CICR_HSI48RDYC);
  3632. }
  3633. #if defined(SAI1)
  3634. /**
  3635. * @brief Clear PLLSAI1 ready interrupt flag
  3636. * @rmtoll CICR PLLSAI1RDYC LL_RCC_ClearFlag_PLLSAI1RDY
  3637. * @retval None
  3638. */
  3639. __STATIC_INLINE void LL_RCC_ClearFlag_PLLSAI1RDY(void)
  3640. {
  3641. SET_BIT(RCC->CICR, RCC_CICR_PLLSAI1RDYC);
  3642. }
  3643. #endif
  3644. /**
  3645. * @brief Clear Clock security system interrupt flag
  3646. * @rmtoll CICR CSSC LL_RCC_ClearFlag_HSECSS
  3647. * @retval None
  3648. */
  3649. __STATIC_INLINE void LL_RCC_ClearFlag_HSECSS(void)
  3650. {
  3651. SET_BIT(RCC->CICR, RCC_CICR_CSSC);
  3652. }
  3653. /**
  3654. * @brief Clear LSE Clock security system interrupt flag
  3655. * @rmtoll CICR LSECSSC LL_RCC_ClearFlag_LSECSS
  3656. * @retval None
  3657. */
  3658. __STATIC_INLINE void LL_RCC_ClearFlag_LSECSS(void)
  3659. {
  3660. SET_BIT(RCC->CICR, RCC_CICR_LSECSSC);
  3661. }
  3662. /**
  3663. * @brief Check if LSI1 ready interrupt occurred or not
  3664. * @rmtoll CIFR LSI1RDYF LL_RCC_IsActiveFlag_LSI1RDY
  3665. * @retval State of bit (1 or 0).
  3666. */
  3667. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LSI1RDY(void)
  3668. {
  3669. return ((READ_BIT(RCC->CIFR, RCC_CIFR_LSI1RDYF) == (RCC_CIFR_LSI1RDYF)) ? 1UL : 0UL);
  3670. }
  3671. /**
  3672. * @brief Check if LSI2 ready interrupt occurred or not
  3673. * @rmtoll CIFR LSI2RDYF LL_RCC_IsActiveFlag_LSI2RDY
  3674. * @retval State of bit (1 or 0).
  3675. */
  3676. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LSI2RDY(void)
  3677. {
  3678. return ((READ_BIT(RCC->CIFR, RCC_CIFR_LSI2RDYF) == (RCC_CIFR_LSI2RDYF)) ? 1UL : 0UL);
  3679. }
  3680. /**
  3681. * @brief Check if LSE ready interrupt occurred or not
  3682. * @rmtoll CIFR LSERDYF LL_RCC_IsActiveFlag_LSERDY
  3683. * @retval State of bit (1 or 0).
  3684. */
  3685. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LSERDY(void)
  3686. {
  3687. return ((READ_BIT(RCC->CIFR, RCC_CIFR_LSERDYF) == (RCC_CIFR_LSERDYF)) ? 1UL : 0UL);
  3688. }
  3689. /**
  3690. * @brief Check if MSI ready interrupt occurred or not
  3691. * @rmtoll CIFR MSIRDYF LL_RCC_IsActiveFlag_MSIRDY
  3692. * @retval State of bit (1 or 0).
  3693. */
  3694. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_MSIRDY(void)
  3695. {
  3696. return ((READ_BIT(RCC->CIFR, RCC_CIFR_MSIRDYF) == (RCC_CIFR_MSIRDYF)) ? 1UL : 0UL);
  3697. }
  3698. /**
  3699. * @brief Check if HSI ready interrupt occurred or not
  3700. * @rmtoll CIFR HSIRDYF LL_RCC_IsActiveFlag_HSIRDY
  3701. * @retval State of bit (1 or 0).
  3702. */
  3703. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSIRDY(void)
  3704. {
  3705. return ((READ_BIT(RCC->CIFR, RCC_CIFR_HSIRDYF) == (RCC_CIFR_HSIRDYF)) ? 1UL : 0UL);
  3706. }
  3707. /**
  3708. * @brief Check if HSE ready interrupt occurred or not
  3709. * @rmtoll CIFR HSERDYF LL_RCC_IsActiveFlag_HSERDY
  3710. * @retval State of bit (1 or 0).
  3711. */
  3712. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSERDY(void)
  3713. {
  3714. return ((READ_BIT(RCC->CIFR, RCC_CIFR_HSERDYF) == (RCC_CIFR_HSERDYF)) ? 1UL : 0UL);
  3715. }
  3716. /**
  3717. * @brief Check if PLL ready interrupt occurred or not
  3718. * @rmtoll CIFR PLLRDYF LL_RCC_IsActiveFlag_PLLRDY
  3719. * @retval State of bit (1 or 0).
  3720. */
  3721. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PLLRDY(void)
  3722. {
  3723. return ((READ_BIT(RCC->CIFR, RCC_CIFR_PLLRDYF) == (RCC_CIFR_PLLRDYF)) ? 1UL : 0UL);
  3724. }
  3725. /**
  3726. * @brief Check if HSI48 ready interrupt occurred or not
  3727. * @rmtoll CIFR HSI48RDYF LL_RCC_IsActiveFlag_HSI48RDY
  3728. * @retval State of bit (1 or 0).
  3729. */
  3730. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSI48RDY(void)
  3731. {
  3732. return ((READ_BIT(RCC->CIFR, RCC_CIFR_HSI48RDYF) == (RCC_CIFR_HSI48RDYF)) ? 1UL : 0UL);
  3733. }
  3734. #if defined(SAI1)
  3735. /**
  3736. * @brief Check if PLLSAI1 ready interrupt occurred or not
  3737. * @rmtoll CIFR PLLSAI1RDYF LL_RCC_IsActiveFlag_PLLSAI1RDY
  3738. * @retval State of bit (1 or 0).
  3739. */
  3740. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PLLSAI1RDY(void)
  3741. {
  3742. return ((READ_BIT(RCC->CIFR, RCC_CIFR_PLLSAI1RDYF) == (RCC_CIFR_PLLSAI1RDYF)) ? 1UL : 0UL);
  3743. }
  3744. #endif
  3745. /**
  3746. * @brief Check if Clock security system interrupt occurred or not
  3747. * @rmtoll CIFR CSSF LL_RCC_IsActiveFlag_HSECSS
  3748. * @retval State of bit (1 or 0).
  3749. */
  3750. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSECSS(void)
  3751. {
  3752. return ((READ_BIT(RCC->CIFR, RCC_CIFR_CSSF) == (RCC_CIFR_CSSF)) ? 1UL : 0UL);
  3753. }
  3754. /**
  3755. * @brief Check if LSE Clock security system interrupt occurred or not
  3756. * @rmtoll CIFR LSECSSF LL_RCC_IsActiveFlag_LSECSS
  3757. * @retval State of bit (1 or 0).
  3758. */
  3759. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LSECSS(void)
  3760. {
  3761. return ((READ_BIT(RCC->CIFR, RCC_CIFR_LSECSSF) == (RCC_CIFR_LSECSSF)) ? 1UL : 0UL);
  3762. }
  3763. /**
  3764. * @brief Check if HCLK1 prescaler flag value has been applied or not
  3765. * @rmtoll CFGR HPREF LL_RCC_IsActiveFlag_HPRE
  3766. * @retval State of bit (1 or 0).
  3767. */
  3768. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HPRE(void)
  3769. {
  3770. return ((READ_BIT(RCC->CFGR, RCC_CFGR_HPREF) == (RCC_CFGR_HPREF)) ? 1UL : 0UL);
  3771. }
  3772. /**
  3773. * @brief Check if HCLK2 prescaler flag value has been applied or not
  3774. * @rmtoll EXTCFGR C2HPREF LL_RCC_IsActiveFlag_C2HPRE
  3775. * @retval State of bit (1 or 0).
  3776. */
  3777. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_C2HPRE(void)
  3778. {
  3779. return ((READ_BIT(RCC->EXTCFGR, RCC_EXTCFGR_C2HPREF) == (RCC_EXTCFGR_C2HPREF)) ? 1UL : 0UL);
  3780. }
  3781. /**
  3782. * @brief Check if HCLK4 prescaler flag value has been applied or not
  3783. * @rmtoll EXTCFGR SHDHPREF LL_RCC_IsActiveFlag_SHDHPRE
  3784. * @retval State of bit (1 or 0).
  3785. */
  3786. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_SHDHPRE(void)
  3787. {
  3788. return ((READ_BIT(RCC->EXTCFGR, RCC_EXTCFGR_SHDHPREF) == (RCC_EXTCFGR_SHDHPREF)) ? 1UL : 0UL);
  3789. }
  3790. /**
  3791. * @brief Check if PLCK1 prescaler flag value has been applied or not
  3792. * @rmtoll CFGR PPRE1F LL_RCC_IsActiveFlag_PPRE1
  3793. * @retval State of bit (1 or 0).
  3794. */
  3795. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PPRE1(void)
  3796. {
  3797. return ((READ_BIT(RCC->CFGR, RCC_CFGR_PPRE1F) == (RCC_CFGR_PPRE1F)) ? 1UL : 0UL);
  3798. }
  3799. /**
  3800. * @brief Check if PLCK2 prescaler flag value has been applied or not
  3801. * @rmtoll CFGR PPRE2F LL_RCC_IsActiveFlag_PPRE2
  3802. * @retval State of bit (1 or 0).
  3803. */
  3804. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PPRE2(void)
  3805. {
  3806. return ((READ_BIT(RCC->CFGR, RCC_CFGR_PPRE2F) == (RCC_CFGR_PPRE2F)) ? 1UL : 0UL);
  3807. }
  3808. /**
  3809. * @brief Check if RCC flag Independent Watchdog reset is set or not.
  3810. * @rmtoll CSR IWDGRSTF LL_RCC_IsActiveFlag_IWDGRST
  3811. * @retval State of bit (1 or 0).
  3812. */
  3813. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_IWDGRST(void)
  3814. {
  3815. return ((READ_BIT(RCC->CSR, RCC_CSR_IWDGRSTF) == (RCC_CSR_IWDGRSTF)) ? 1UL : 0UL);
  3816. }
  3817. /**
  3818. * @brief Check if RCC flag Low Power reset is set or not.
  3819. * @rmtoll CSR LPWRRSTF LL_RCC_IsActiveFlag_LPWRRST
  3820. * @retval State of bit (1 or 0).
  3821. */
  3822. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LPWRRST(void)
  3823. {
  3824. return ((READ_BIT(RCC->CSR, RCC_CSR_LPWRRSTF) == (RCC_CSR_LPWRRSTF)) ? 1UL : 0UL);
  3825. }
  3826. /**
  3827. * @brief Check if RCC flag Option byte reset is set or not.
  3828. * @rmtoll CSR OBLRSTF LL_RCC_IsActiveFlag_OBLRST
  3829. * @retval State of bit (1 or 0).
  3830. */
  3831. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_OBLRST(void)
  3832. {
  3833. return ((READ_BIT(RCC->CSR, RCC_CSR_OBLRSTF) == (RCC_CSR_OBLRSTF)) ? 1UL : 0UL);
  3834. }
  3835. /**
  3836. * @brief Check if RCC flag Pin reset is set or not.
  3837. * @rmtoll CSR PINRSTF LL_RCC_IsActiveFlag_PINRST
  3838. * @retval State of bit (1 or 0).
  3839. */
  3840. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PINRST(void)
  3841. {
  3842. return ((READ_BIT(RCC->CSR, RCC_CSR_PINRSTF) == (RCC_CSR_PINRSTF)) ? 1UL : 0UL);
  3843. }
  3844. /**
  3845. * @brief Check if RCC flag Software reset is set or not.
  3846. * @rmtoll CSR SFTRSTF LL_RCC_IsActiveFlag_SFTRST
  3847. * @retval State of bit (1 or 0).
  3848. */
  3849. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_SFTRST(void)
  3850. {
  3851. return ((READ_BIT(RCC->CSR, RCC_CSR_SFTRSTF) == (RCC_CSR_SFTRSTF)) ? 1UL : 0UL);
  3852. }
  3853. /**
  3854. * @brief Check if RCC flag Window Watchdog reset is set or not.
  3855. * @rmtoll CSR WWDGRSTF LL_RCC_IsActiveFlag_WWDGRST
  3856. * @retval State of bit (1 or 0).
  3857. */
  3858. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_WWDGRST(void)
  3859. {
  3860. return ((READ_BIT(RCC->CSR, RCC_CSR_WWDGRSTF) == (RCC_CSR_WWDGRSTF)) ? 1UL : 0UL);
  3861. }
  3862. /**
  3863. * @brief Check if RCC flag BOR reset is set or not.
  3864. * @rmtoll CSR BORRSTF LL_RCC_IsActiveFlag_BORRST
  3865. * @retval State of bit (1 or 0).
  3866. */
  3867. __STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_BORRST(void)
  3868. {
  3869. return ((READ_BIT(RCC->CSR, RCC_CSR_BORRSTF) == (RCC_CSR_BORRSTF)) ? 1UL : 0UL);
  3870. }
  3871. /**
  3872. * @brief Set RMVF bit to clear the reset flags.
  3873. * @rmtoll CSR RMVF LL_RCC_ClearResetFlags
  3874. * @retval None
  3875. */
  3876. __STATIC_INLINE void LL_RCC_ClearResetFlags(void)
  3877. {
  3878. SET_BIT(RCC->CSR, RCC_CSR_RMVF);
  3879. }
  3880. /**
  3881. * @}
  3882. */
  3883. /** @defgroup RCC_LL_EF_IT_Management IT Management
  3884. * @{
  3885. */
  3886. /**
  3887. * @brief Enable LSI1 ready interrupt
  3888. * @rmtoll CIER LSI1RDYIE LL_RCC_EnableIT_LSI1RDY
  3889. * @retval None
  3890. */
  3891. __STATIC_INLINE void LL_RCC_EnableIT_LSI1RDY(void)
  3892. {
  3893. SET_BIT(RCC->CIER, RCC_CIER_LSI1RDYIE);
  3894. }
  3895. /**
  3896. * @brief Enable LSI2 ready interrupt
  3897. * @rmtoll CIER LSI2RDYIE LL_RCC_EnableIT_LSI2RDY
  3898. * @retval None
  3899. */
  3900. __STATIC_INLINE void LL_RCC_EnableIT_LSI2RDY(void)
  3901. {
  3902. SET_BIT(RCC->CIER, RCC_CIER_LSI2RDYIE);
  3903. }
  3904. /**
  3905. * @brief Enable LSE ready interrupt
  3906. * @rmtoll CIER LSERDYIE LL_RCC_EnableIT_LSERDY
  3907. * @retval None
  3908. */
  3909. __STATIC_INLINE void LL_RCC_EnableIT_LSERDY(void)
  3910. {
  3911. SET_BIT(RCC->CIER, RCC_CIER_LSERDYIE);
  3912. }
  3913. /**
  3914. * @brief Enable MSI ready interrupt
  3915. * @rmtoll CIER MSIRDYIE LL_RCC_EnableIT_MSIRDY
  3916. * @retval None
  3917. */
  3918. __STATIC_INLINE void LL_RCC_EnableIT_MSIRDY(void)
  3919. {
  3920. SET_BIT(RCC->CIER, RCC_CIER_MSIRDYIE);
  3921. }
  3922. /**
  3923. * @brief Enable HSI ready interrupt
  3924. * @rmtoll CIER HSIRDYIE LL_RCC_EnableIT_HSIRDY
  3925. * @retval None
  3926. */
  3927. __STATIC_INLINE void LL_RCC_EnableIT_HSIRDY(void)
  3928. {
  3929. SET_BIT(RCC->CIER, RCC_CIER_HSIRDYIE);
  3930. }
  3931. /**
  3932. * @brief Enable HSE ready interrupt
  3933. * @rmtoll CIER HSERDYIE LL_RCC_EnableIT_HSERDY
  3934. * @retval None
  3935. */
  3936. __STATIC_INLINE void LL_RCC_EnableIT_HSERDY(void)
  3937. {
  3938. SET_BIT(RCC->CIER, RCC_CIER_HSERDYIE);
  3939. }
  3940. /**
  3941. * @brief Enable PLL ready interrupt
  3942. * @rmtoll CIER PLLRDYIE LL_RCC_EnableIT_PLLRDY
  3943. * @retval None
  3944. */
  3945. __STATIC_INLINE void LL_RCC_EnableIT_PLLRDY(void)
  3946. {
  3947. SET_BIT(RCC->CIER, RCC_CIER_PLLRDYIE);
  3948. }
  3949. /**
  3950. * @brief Enable HSI48 ready interrupt
  3951. * @rmtoll CIER HSI48RDYIE LL_RCC_EnableIT_HSI48RDY
  3952. * @retval None
  3953. */
  3954. __STATIC_INLINE void LL_RCC_EnableIT_HSI48RDY(void)
  3955. {
  3956. SET_BIT(RCC->CIER, RCC_CIER_HSI48RDYIE);
  3957. }
  3958. #if defined(SAI1)
  3959. /**
  3960. * @brief Enable PLLSAI1 ready interrupt
  3961. * @rmtoll CIER PLLSAI1RDYIE LL_RCC_EnableIT_PLLSAI1RDY
  3962. * @retval None
  3963. */
  3964. __STATIC_INLINE void LL_RCC_EnableIT_PLLSAI1RDY(void)
  3965. {
  3966. SET_BIT(RCC->CIER, RCC_CIER_PLLSAI1RDYIE);
  3967. }
  3968. #endif
  3969. /**
  3970. * @brief Enable LSE clock security system interrupt
  3971. * @rmtoll CIER LSECSSIE LL_RCC_EnableIT_LSECSS
  3972. * @retval None
  3973. */
  3974. __STATIC_INLINE void LL_RCC_EnableIT_LSECSS(void)
  3975. {
  3976. SET_BIT(RCC->CIER, RCC_CIER_LSECSSIE);
  3977. }
  3978. /**
  3979. * @brief Disable LSI1 ready interrupt
  3980. * @rmtoll CIER LSI1RDYIE LL_RCC_DisableIT_LSI1RDY
  3981. * @retval None
  3982. */
  3983. __STATIC_INLINE void LL_RCC_DisableIT_LSI1RDY(void)
  3984. {
  3985. CLEAR_BIT(RCC->CIER, RCC_CIER_LSI1RDYIE);
  3986. }
  3987. /**
  3988. * @brief Disable LSI2 ready interrupt
  3989. * @rmtoll CIER LSI2RDYIE LL_RCC_DisableIT_LSI2RDY
  3990. * @retval None
  3991. */
  3992. __STATIC_INLINE void LL_RCC_DisableIT_LSI2RDY(void)
  3993. {
  3994. CLEAR_BIT(RCC->CIER, RCC_CIER_LSI2RDYIE);
  3995. }
  3996. /**
  3997. * @brief Disable LSE ready interrupt
  3998. * @rmtoll CIER LSERDYIE LL_RCC_DisableIT_LSERDY
  3999. * @retval None
  4000. */
  4001. __STATIC_INLINE void LL_RCC_DisableIT_LSERDY(void)
  4002. {
  4003. CLEAR_BIT(RCC->CIER, RCC_CIER_LSERDYIE);
  4004. }
  4005. /**
  4006. * @brief Disable MSI ready interrupt
  4007. * @rmtoll CIER MSIRDYIE LL_RCC_DisableIT_MSIRDY
  4008. * @retval None
  4009. */
  4010. __STATIC_INLINE void LL_RCC_DisableIT_MSIRDY(void)
  4011. {
  4012. CLEAR_BIT(RCC->CIER, RCC_CIER_MSIRDYIE);
  4013. }
  4014. /**
  4015. * @brief Disable HSI ready interrupt
  4016. * @rmtoll CIER HSIRDYIE LL_RCC_DisableIT_HSIRDY
  4017. * @retval None
  4018. */
  4019. __STATIC_INLINE void LL_RCC_DisableIT_HSIRDY(void)
  4020. {
  4021. CLEAR_BIT(RCC->CIER, RCC_CIER_HSIRDYIE);
  4022. }
  4023. /**
  4024. * @brief Disable HSE ready interrupt
  4025. * @rmtoll CIER HSERDYIE LL_RCC_DisableIT_HSERDY
  4026. * @retval None
  4027. */
  4028. __STATIC_INLINE void LL_RCC_DisableIT_HSERDY(void)
  4029. {
  4030. CLEAR_BIT(RCC->CIER, RCC_CIER_HSERDYIE);
  4031. }
  4032. /**
  4033. * @brief Disable PLL ready interrupt
  4034. * @rmtoll CIER PLLRDYIE LL_RCC_DisableIT_PLLRDY
  4035. * @retval None
  4036. */
  4037. __STATIC_INLINE void LL_RCC_DisableIT_PLLRDY(void)
  4038. {
  4039. CLEAR_BIT(RCC->CIER, RCC_CIER_PLLRDYIE);
  4040. }
  4041. /**
  4042. * @brief Disable HSI48 ready interrupt
  4043. * @rmtoll CIER HSI48RDYIE LL_RCC_DisableIT_HSI48RDY
  4044. * @retval None
  4045. */
  4046. __STATIC_INLINE void LL_RCC_DisableIT_HSI48RDY(void)
  4047. {
  4048. CLEAR_BIT(RCC->CIER, RCC_CIER_HSI48RDYIE);
  4049. }
  4050. #if defined(SAI1)
  4051. /**
  4052. * @brief Disable PLLSAI1 ready interrupt
  4053. * @rmtoll CIER PLLSAI1RDYIE LL_RCC_DisableIT_PLLSAI1RDY
  4054. * @retval None
  4055. */
  4056. __STATIC_INLINE void LL_RCC_DisableIT_PLLSAI1RDY(void)
  4057. {
  4058. CLEAR_BIT(RCC->CIER, RCC_CIER_PLLSAI1RDYIE);
  4059. }
  4060. #endif
  4061. /**
  4062. * @brief Disable LSE clock security system interrupt
  4063. * @rmtoll CIER LSECSSIE LL_RCC_DisableIT_LSECSS
  4064. * @retval None
  4065. */
  4066. __STATIC_INLINE void LL_RCC_DisableIT_LSECSS(void)
  4067. {
  4068. CLEAR_BIT(RCC->CIER, RCC_CIER_LSECSSIE);
  4069. }
  4070. /**
  4071. * @brief Checks if LSI1 ready interrupt source is enabled or disabled.
  4072. * @rmtoll CIER LSI1RDYIE LL_RCC_IsEnabledIT_LSI1RDY
  4073. * @retval State of bit (1 or 0).
  4074. */
  4075. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_LSI1RDY(void)
  4076. {
  4077. return ((READ_BIT(RCC->CIER, RCC_CIER_LSI1RDYIE) == (RCC_CIER_LSI1RDYIE)) ? 1UL : 0UL);
  4078. }
  4079. /**
  4080. * @brief Checks if LSI2 ready interrupt source is enabled or disabled.
  4081. * @rmtoll CIER LSI2RDYIE LL_RCC_IsEnabledIT_LSI2RDY
  4082. * @retval State of bit (1 or 0).
  4083. */
  4084. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_LSI2RDY(void)
  4085. {
  4086. return ((READ_BIT(RCC->CIER, RCC_CIER_LSI2RDYIE) == (RCC_CIER_LSI2RDYIE)) ? 1UL : 0UL);
  4087. }
  4088. /**
  4089. * @brief Checks if LSE ready interrupt source is enabled or disabled.
  4090. * @rmtoll CIER LSERDYIE LL_RCC_IsEnabledIT_LSERDY
  4091. * @retval State of bit (1 or 0).
  4092. */
  4093. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_LSERDY(void)
  4094. {
  4095. return ((READ_BIT(RCC->CIER, RCC_CIER_LSERDYIE) == (RCC_CIER_LSERDYIE)) ? 1UL : 0UL);
  4096. }
  4097. /**
  4098. * @brief Checks if MSI ready interrupt source is enabled or disabled.
  4099. * @rmtoll CIER MSIRDYIE LL_RCC_IsEnabledIT_MSIRDY
  4100. * @retval State of bit (1 or 0).
  4101. */
  4102. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_MSIRDY(void)
  4103. {
  4104. return ((READ_BIT(RCC->CIER, RCC_CIER_MSIRDYIE) == (RCC_CIER_MSIRDYIE)) ? 1UL : 0UL);
  4105. }
  4106. /**
  4107. * @brief Checks if HSI ready interrupt source is enabled or disabled.
  4108. * @rmtoll CIER HSIRDYIE LL_RCC_IsEnabledIT_HSIRDY
  4109. * @retval State of bit (1 or 0).
  4110. */
  4111. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_HSIRDY(void)
  4112. {
  4113. return ((READ_BIT(RCC->CIER, RCC_CIER_HSIRDYIE) == (RCC_CIER_HSIRDYIE)) ? 1UL : 0UL);
  4114. }
  4115. /**
  4116. * @brief Checks if HSE ready interrupt source is enabled or disabled.
  4117. * @rmtoll CIER HSERDYIE LL_RCC_IsEnabledIT_HSERDY
  4118. * @retval State of bit (1 or 0).
  4119. */
  4120. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_HSERDY(void)
  4121. {
  4122. return ((READ_BIT(RCC->CIER, RCC_CIER_HSERDYIE) == (RCC_CIER_HSERDYIE)) ? 1UL : 0UL);
  4123. }
  4124. /**
  4125. * @brief Checks if PLL ready interrupt source is enabled or disabled.
  4126. * @rmtoll CIER PLLRDYIE LL_RCC_IsEnabledIT_PLLRDY
  4127. * @retval State of bit (1 or 0).
  4128. */
  4129. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_PLLRDY(void)
  4130. {
  4131. return ((READ_BIT(RCC->CIER, RCC_CIER_PLLRDYIE) == (RCC_CIER_PLLRDYIE)) ? 1UL : 0UL);
  4132. }
  4133. /**
  4134. * @brief Checks if HSI48 ready interrupt source is enabled or disabled.
  4135. * @rmtoll CIER HSI48RDYIE LL_RCC_IsEnabledIT_HSI48RDY
  4136. * @retval State of bit (1 or 0).
  4137. */
  4138. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_HSI48RDY(void)
  4139. {
  4140. return ((READ_BIT(RCC->CIER, RCC_CIER_HSI48RDYIE) == (RCC_CIER_HSI48RDYIE)) ? 1UL : 0UL);
  4141. }
  4142. #if defined(SAI1)
  4143. /**
  4144. * @brief Checks if PLLSAI1 ready interrupt source is enabled or disabled.
  4145. * @rmtoll CIER PLLSAI1RDYIE LL_RCC_IsEnabledIT_PLLSAI1RDY
  4146. * @retval State of bit (1 or 0).
  4147. */
  4148. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_PLLSAI1RDY(void)
  4149. {
  4150. return ((READ_BIT(RCC->CIER, RCC_CIER_PLLSAI1RDYIE) == (RCC_CIER_PLLSAI1RDYIE)) ? 1UL : 0UL);
  4151. }
  4152. #endif
  4153. /**
  4154. * @brief Checks if LSECSS interrupt source is enabled or disabled.
  4155. * @rmtoll CIER LSECSSIE LL_RCC_IsEnabledIT_LSECSS
  4156. * @retval State of bit (1 or 0).
  4157. */
  4158. __STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_LSECSS(void)
  4159. {
  4160. return ((READ_BIT(RCC->CIER, RCC_CIER_LSECSSIE) == (RCC_CIER_LSECSSIE)) ? 1UL : 0UL);
  4161. }
  4162. /**
  4163. * @}
  4164. */
  4165. #if defined(USE_FULL_LL_DRIVER)
  4166. /** @defgroup RCC_LL_EF_Init De-initialization function
  4167. * @{
  4168. */
  4169. ErrorStatus LL_RCC_DeInit(void);
  4170. /**
  4171. * @}
  4172. */
  4173. /** @defgroup RCC_LL_EF_Get_Freq Get system and peripherals clocks frequency functions
  4174. * @{
  4175. */
  4176. void LL_RCC_GetSystemClocksFreq(LL_RCC_ClocksTypeDef *RCC_Clocks);
  4177. #if defined(RCC_SMPS_SUPPORT)
  4178. uint32_t LL_RCC_GetSMPSClockFreq(void);
  4179. #endif
  4180. uint32_t LL_RCC_GetUSARTClockFreq(uint32_t USARTxSource);
  4181. uint32_t LL_RCC_GetI2CClockFreq(uint32_t I2CxSource);
  4182. #if defined(LPUART1)
  4183. uint32_t LL_RCC_GetLPUARTClockFreq(uint32_t LPUARTxSource);
  4184. #endif
  4185. uint32_t LL_RCC_GetLPTIMClockFreq(uint32_t LPTIMxSource);
  4186. #if defined(SAI1)
  4187. uint32_t LL_RCC_GetSAIClockFreq(uint32_t SAIxSource);
  4188. #endif
  4189. uint32_t LL_RCC_GetCLK48ClockFreq(uint32_t CLK48xSource);
  4190. uint32_t LL_RCC_GetRNGClockFreq(uint32_t RNGxSource);
  4191. #if defined(USB)
  4192. uint32_t LL_RCC_GetUSBClockFreq(uint32_t USBxSource);
  4193. #endif
  4194. uint32_t LL_RCC_GetADCClockFreq(uint32_t ADCxSource);
  4195. uint32_t LL_RCC_GetRTCClockFreq(void);
  4196. uint32_t LL_RCC_GetRFWKPClockFreq(void);
  4197. #if defined(SPI_I2S_SUPPORT)
  4198. uint32_t LL_RCC_GetI2SClockFreq(uint32_t I2SxSource);
  4199. #endif
  4200. /**
  4201. * @}
  4202. */
  4203. #endif /* USE_FULL_LL_DRIVER */
  4204. /**
  4205. * @}
  4206. */
  4207. /**
  4208. * @}
  4209. */
  4210. #endif /* defined(RCC) */
  4211. /**
  4212. * @}
  4213. */
  4214. #ifdef __cplusplus
  4215. }
  4216. #endif
  4217. #endif /* STM32WBxx_LL_RCC_H */
  4218. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/