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