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stm32lib/STM32L0xx_HAL_Driver/Inc/stm32l0xx_hal_gpio_ex.h

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  1. /**

  2.   ******************************************************************************

  3.   * @file    stm32l0xx_hal_gpio_ex.h

  4.   * @author  MCD Application Team

  5.   * @brief   Header file of GPIO HAL Extension module.

  6.   ******************************************************************************

  7.   * @attention

  8.   *

  9.   * <h2><center>&copy; Copyright(c) 2016 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. 

  20. /* Define to prevent recursive inclusion -------------------------------------*/

  21. #ifndef __STM32L0xx_HAL_GPIO_EX_H

  22. #define __STM32L0xx_HAL_GPIO_EX_H

  23. 

  24. #ifdef __cplusplus

  25.  extern "C" {

  26. #endif

  27. 

  28. /* Includes ------------------------------------------------------------------*/

  29. #include "stm32l0xx_hal_def.h"

  30. 

  31. /** @addtogroup STM32L0xx_HAL_Driver

  32.   * @{

  33.   */

  34. 

  35. /** @defgroup GPIOEx GPIOEx

  36.   * @{

  37.   */

  38. 

  39. /* Exported types ------------------------------------------------------------*/

  40. 

  41. /* Exported constants --------------------------------------------------------*/

  42. 

  43. /** @defgroup GPIOEx_Exported_Constants GPIOEx Exported Constants

  44.   * @{

  45.   */

  46. 

  47. 

  48. /*----------------------------------------------------------------------------*/

  49. /*------------------------- STM32L083xx/STM32L073xx---------------------------*/

  50. /*----------------------------------------------------------------------------*/

  51. 

  52. #if defined (STM32L083xx) || defined (STM32L073xx)

  53. 

  54. /* The table below gives an overview of the different alternate functions per port.

  55.  * For more details refer yourself to the product data sheet.

  56.  *

  57.  */

  58. 

  59. /*     |   AF0  |   AF1  |   AF2  |   AF3  |   AF4  |   AF5  |   AF6  |   AF7  |

  60.  *______________________________________________________________________________

  61.  * PA0 |        |        |TIM2_C1 |TSC     |USART2  |TIM2_TR |USART4  |COMP1   |

  62.  * PA1 |EVENTOUT|LCD     |TIM2_C2 |TSC     |USART2  |TIM21_TR|USART4  |        |

  63.  * PA2 |TIM21_C1|LCD     |TIM2_C3 |TSC     |USART2  |        |LPUART1 |COMP2   |

  64.  * PA3 |TIM21_C2|LCD     |TIM2_C4 |TSC     |USART2  |        |LPUART1 |        |

  65.  * PA4 |SPI1    |        |        |TSC     |USART2  |TIM22_TR|        |        |

  66.  * PA5 |SPI1    |        |TIM2_TR |TSC     |        |TIM2_C1 |        |        |

  67.  * PA6 |SPI1    |LCD     |TIM3_C1 |TSC     |LPUART1 |TIM22_C1|EVENTOUT|COMP1   |

  68.  * PA7 |SPI1    |LCD     |TIM3_C2 |TSC     |        |TIM22_C2|EVENTOUT|COMP2   |

  69.  * PA8 |MCO     |LCD     |USB     |EVENTOUT|USART1  |        |        |I2C3    |

  70.  * PA9 |MCO     |LCD     |        |TSC     |USART1  |        |I2C1    |I2C3    |

  71.  * PA10|        |LCD     |        |TSC     |USART1  |        |I2C1    |        |

  72.  * PA11|SPI1    |        |EVENTOUT|TSC     |USART1  |        |I2C2    |COMP1   |

  73.  * PA12|SPI1    |        |EVENTOUT|TSC     |USART1  |        |I2C2    |COMP2   |

  74.  * PA13|SWDIO   |        |USB     |        |        |        |LPUART1 |        |

  75.  * PA14|SWCLK   |        |        |        |USART2  |        |LPUART1 |        |

  76.  * PA15|SPI1    |LCD     |TIM2_TR |EVENTOUT|USART2  |TIM2_C1 |USART4  |        |

  77.  *______________________________________________________________________________

  78.  * PB0 |EVENTOUT|LCD     |TIM3_C3 |TSC     |        |        |        |        |

  79.  * PB1 |        |LCD     |TIM3_C4 |TSC     |LPUART1 |        |        |        |

  80.  * PB2 |        |        |LPTIM1_O|TSC     |        |        |        |I2C3    |

  81.  * PB3 |SPI1    |LCD     |TIM2_C2 |TSC     |EVENTOUT|USART1  |USART5  |        |

  82.  * PB4 |SPI1    |LCD     |TIM3_C1 |TSC     |TIM22_C1|USART1  |USART5  |I2C3    |

  83.  * PB5 |SPI1    |LCD     |LPTIM1_I|I2C1    |TIM3_C2 |USART1  |USART5  |        |

  84.  *     |        |        |        |        |TIM22_C2|        |        |        |

  85.  * PB6 |USART1  |I2C1    |LPTIM1_T|TSC     |        |        |        |        |

  86.  * PB7 |USART1  |I2C1    |LPTIM1_I|TSC     |        |        |USART4  |        |

  87.  * PB8 |        |LCD     |        |TSC     |I2C1    |        |        |        |

  88.  * PB9 |        |LCD     |EVENTOUT|        |I2C1    |SPI2    |        |        |

  89.  * PB10|        |LCD     |TIM2_C3 |TSC     |LPUART1 |SPI2    |I2C2    |LPUART1 |

  90.  * PB11|EVENTOUT|LCD     |TIM2_C4 |TSC     |LPUART1 |        |I2C2    |LPUART1 |

  91.  * PB12|SPI2    |LCD     |LPUART1 |TSC     |        |I2C2    |EVENTOUT|        |

  92.  * PB13|SPI2    |LCD     |MCO     |TSC     |LPUART1 |I2C2    |TIM21_C1|        |

  93.  * PB14|SPI2    |LCD     |RTC     |TSC     |LPUART1 |I2C2    |TIM21_C2|        |

  94.  * PB15|SPI2    |LCD     |RTC     |        |        |        |        |        |

  95.  *______________________________________________________________________________

  96.  * PC0 |LPTIM1_I|LCD     |EVENTOUT|TSC     |        |        |LPUART1 |I2C3    |

  97.  * PC1 |LPTIM1_O|LCD     |EVENTOUT|TSC     |        |        |LPUART1 |I2C3    |

  98.  * PC2 |LPTIM1_I|LCD     |SPI2    |TSC     |        |        |        |        |

  99.  * PC3 |LPTIM1_T|LCD     |SPI2    |TSC     |        |        |        |        |

  100.  * PC4 |EVENTOUT|LCD     |LPUART1 |        |        |        |        |        |

  101.  * PC5 |        |LCD     |LPUART1 |TSC     |        |        |        |        |

  102.  * PC6 |TIM22_C1|LCD     |TIM3_C1 |TSC     |        |        |        |        |

  103.  * PC7 |TIM22_C2|LCD     |TIM3_C2 |TSC     |        |        |        |        |

  104.  * PC8 |TIM22_TR|LCD     |TIM3_C3 |TSC     |        |        |        |        |

  105.  * PC9 |TIM21_TR|LCD     |USB     |TSC     |        |        |        |I2C3    |

  106.  *     |        |        |TIM3_C4 |        |        |        |        |        |

  107.  * PC10|LPUART1 |LCD     |        |        |        |        |USART4  |        |

  108.  * PC11|LPUART1 |LCD     |        |        |        |        |USART4  |        |

  109.  * PC12|        |LCD     |USART5  |        |        |        |USART4  |        |

  110.  * PC13|        |        |        |        |        |        |        |        |

  111.  * PC14|        |        |        |        |        |        |        |        |

  112.  * PC15|        |        |        |        |        |        |        |        |

  113.  *______________________________________________________________________________

  114.  * PD0 |TIM21_C1|SPI2    |        |        |        |        |        |        |

  115.  * PD1 |        |SPI2    |        |        |        |        |        |        |

  116.  * PD2 |LPUART1 |LCD     |TIM3_TR |        |        |        |USART5  |        |

  117.  * PD3 |USART2  |LCD     |SPI2    |        |        |        |        |        |

  118.  * PD4 |USART2  |SPI2    |        |        |        |        |        |        |

  119.  * PD5 |USART2  |        |        |        |        |        |        |        |

  120.  * PD6 |USART2  |        |        |        |        |        |        |        |

  121.  * PD7 |USART2  |TIM21_C2|        |        |        |        |        |        |

  122.  * PD8 |LPUART1 |LCD     |        |        |        |        |        |        |

  123.  * PD9 |LPUART1 |LCD     |        |        |        |        |        |        |

  124.  * PD10|        |LCD     |        |        |        |        |        |        |

  125.  * PD11|LPUART1 |LCD     |        |        |        |        |        |        |

  126.  * PD12|LPUART1 |LCD     |        |        |        |        |        |        |

  127.  * PD13|        |LCD     |        |        |        |        |        |        |

  128.  * PD14|        |LCD     |        |        |        |        |        |        |

  129.  * PD15|USB     |LCD     |        |        |        |        |        |        |

  130.  *______________________________________________________________________________

  131.  * PE0 |        |LCD     |EVENTOUT|        |        |        |        |        |

  132.  * PE1 |        |LCD     |EVENTOUT|        |        |        |        |        |

  133.  * PE2 |        |LCD     |TIM3_TR |        |        |        |        |        |

  134.  * PE3 |TIM22_C1|LCD     |TIM3_C1 |        |        |        |        |        |

  135.  * PE4 |TIM22_C2|        |TIM3_C2 |        |        |        |        |        |

  136.  * PE5 |TIM21_C1|        |TIM3_C3 |        |        |        |        |        |

  137.  * PE6 |TIM21_C2|        |TIM3_C4 |        |        |        |        |        |

  138.  * PE7 |        |LCD     |        |        |        |        |USART5  |        |

  139.  * PE8 |        |LCD     |        |        |        |        |USART4  |        |

  140.  * PE9 |TIM2_C1 |LCD     |TIM2_TR |        |        |        |USART4  |        |

  141.  * PE10|TIM2_C2 |LCD     |        |        |        |        |USART5  |        |

  142.  * PE11|TIM2_C3 |        |        |        |        |        |USART5  |        |

  143.  * PE12|TIM2_C4 |        |SPI1    |        |        |        |        |        |

  144.  * PE13|        |LCD     |SPI1    |        |        |        |        |        |

  145.  * PE14|        |LCD     |SPI1    |        |        |        |        |        |

  146.  * PE15|        |LCD     |SPI1    |        |        |        |        |        |

  147.  *______________________________________________________________________________

  148.  * PH0 |USB     |        |        |        |        |        |        |        |

  149.  * PH1 |        |        |        |        |        |        |        |        |

  150.  * PH9 |        |        |        |        |        |        |        |        |

  151.  * PH10|        |        |        |        |        |        |        |        |

  152.  *

  153.  */

  154. 

  155. /** @defgroup GPIOEx_Alternate_function_selection Alternate function selection

  156.  * @{

  157.  */

  158. 

  159. /*

  160.  * Alternate function AF0

  161.  */

  162. #define GPIO_AF0_EVENTOUT      ((uint8_t)0x00U)  /* EVENTOUT Alternate Function mapping */

  163. #define GPIO_AF0_TIM21         ((uint8_t)0x00U)  /* TIM21 Alternate Function mapping    */

  164. #define GPIO_AF0_SPI1          ((uint8_t)0x00U)  /* SPI1 Alternate Function mapping     */

  165. #define GPIO_AF0_MCO           ((uint8_t)0x00U)  /* MCO Alternate Function mapping      */

  166. #define GPIO_AF0_SWDIO         ((uint8_t)0x00U)  /* SWDIO Alternate Function mapping    */

  167. #define GPIO_AF0_SWCLK         ((uint8_t)0x00U)  /* SWCLK Alternate Function mapping    */

  168. #define GPIO_AF0_USART1        ((uint8_t)0x00U)  /* USART1 Alternate Function mapping   */

  169. #define GPIO_AF0_SPI2          ((uint8_t)0x00U)  /* SPI2 Alternate Function mapping     */

  170. #define GPIO_AF0_LPTIM1        ((uint8_t)0x00U)  /* LPTIM1 Alternate Function mapping   */

  171. #define GPIO_AF0_TIM22         ((uint8_t)0x00U)  /* TIM22 Alternate Function mapping    */

  172. #define GPIO_AF0_LPUART1       ((uint8_t)0x00U)  /* LPUART1 Alternate Function mapping  */

  173. #define GPIO_AF0_USART2        ((uint8_t)0x00U)  /* USART2 Alternate Function mapping   */

  174. #define GPIO_AF0_TIM2          ((uint8_t)0x00U)  /* TIM2 Alternate Function mapping     */

  175. #define GPIO_AF0_USB           ((uint8_t)0x00U)  /* USB Alternate Function mapping      */

  176. /**

  177.  *

  178.  */

  179. 

  180. /*

  181.  * Alternate function AF1

  182.  */

  183. #define GPIO_AF1_I2C1          ((uint8_t)0x01U)  /* I2C1 Alternate Function mapping     */

  184. #define GPIO_AF1_SPI2          ((uint8_t)0x01U)  /* SPI2 Alternate Function mapping     */

  185. #define GPIO_AF1_TIM21         ((uint8_t)0x01U)  /* TIM21 Alternate Function mapping    */

  186. #define GPIO_AF1_LCD           ((uint8_t)0x01U)  /* LCD Alternate Function mapping      */

  187. /**

  188.  *

  189.  */

  190. 

  191. /*

  192.  * Alternate function AF2

  193.  */

  194. #define GPIO_AF2_TIM2          ((uint8_t)0x02U)  /* TIM2 Alternate Function mapping     */

  195. #define GPIO_AF2_TIM3          ((uint8_t)0x02U)  /* TIM3 Alternate Function mapping     */

  196. #define GPIO_AF2_EVENTOUT      ((uint8_t)0x02U)  /* EVENTOUT Alternate Function mapping */

  197. #define GPIO_AF2_LPTIM1        ((uint8_t)0x02U)  /* LPTIM1 Alternate Function mapping   */

  198. #define GPIO_AF2_LPUART1       ((uint8_t)0x02U)  /* LPUART1 Alternate Function mapping  */

  199. #define GPIO_AF2_MCO           ((uint8_t)0x02U)  /* MCO Alternate Function mapping      */

  200. #define GPIO_AF2_RTC           ((uint8_t)0x02U)  /* RTC Alternate Function mapping      */

  201. #define GPIO_AF2_SPI2          ((uint8_t)0x02U)  /* SPI2 Alternate Function mapping     */

  202. #define GPIO_AF2_USART5        ((uint8_t)0x02U)  /* USART5 Alternate Function mapping   */

  203. #define GPIO_AF2_SPI1          ((uint8_t)0x02U)  /* SPI1 Alternate Function mapping     */

  204. #define GPIO_AF2_USB           ((uint8_t)0x00U)  /* USB Alternate Function mapping      */

  205. /**

  206.  *

  207.  */

  208. 

  209. /*

  210.  * Alternate function AF3

  211.  */

  212. #define GPIO_AF3_EVENTOUT      ((uint8_t)0x03U)  /* EVENTOUT Alternate Function mapping */

  213. #define GPIO_AF3_I2C1          ((uint8_t)0x03U)  /* I2C1 Alternate Function mapping     */

  214. #define GPIO_AF3_TSC           ((uint8_t)0x03U)  /* TSC  Alternate Function mapping     */

  215. /**

  216.  *

  217.  */

  218. 

  219. /*

  220.  * Alternate function AF4

  221.  */

  222. #define GPIO_AF4_USART2          ((uint8_t)0x04U)  /* USART2 Alternate Function mapping  */

  223. #define GPIO_AF4_LPUART1         ((uint8_t)0x04U)  /* LPUART1 Alternate Function mapping */

  224. #define GPIO_AF4_USART1          ((uint8_t)0x04U)  /* USART1 Alternate Function mapping  */

  225. #define GPIO_AF4_EVENTOUT        ((uint8_t)0x04U)  /* EVENTOUT Alternate Function mapping*/

  226. #define GPIO_AF4_TIM22           ((uint8_t)0x04U)  /* TIM22 Alternate Function mapping   */

  227. #define GPIO_AF4_TIM3            ((uint8_t)0x04U)  /* TIM3 Alternate Function mapping    */

  228. #define GPIO_AF4_I2C1            ((uint8_t)0x04U)  /* I2C1 Alternate Function mapping    */

  229. /**

  230.  *

  231.  */

  232. 

  233. /*

  234.  * Alternate function AF5

  235.  */

  236. #define GPIO_AF5_TIM2          ((uint8_t)0x05U)  /* TIM2 Alternate Function mapping     */

  237. #define GPIO_AF5_TIM21         ((uint8_t)0x05U)  /* TIM21 Alternate Function mapping    */

  238. #define GPIO_AF5_TIM22         ((uint8_t)0x05U)  /* TIM22 Alternate Function mapping    */

  239. #define GPIO_AF5_USART1        ((uint8_t)0x05U)  /* USART1 Alternate Function mapping   */

  240. #define GPIO_AF5_SPI2          ((uint8_t)0x05U)  /* SPI2 Alternate Function mapping     */

  241. #define GPIO_AF5_I2C2          ((uint8_t)0x05U)  /* I2C2 Alternate Function mapping     */

  242. /**

  243.  *

  244.  */

  245. 

  246. /*

  247.  * Alternate function AF6

  248.  */

  249. 

  250. #define GPIO_AF6_USART4        ((uint8_t)0x06U)  /* USART4 Alternate Function mapping   */

  251. #define GPIO_AF6_LPUART1       ((uint8_t)0x06U)  /* LPUART1 Alternate Function mapping  */

  252. #define GPIO_AF6_EVENTOUT      ((uint8_t)0x06U)  /* EVENTOUT Alternate Function mapping */

  253. #define GPIO_AF6_I2C1          ((uint8_t)0x06U)  /* I2C1 Alternate Function mapping     */

  254. #define GPIO_AF6_I2C2          ((uint8_t)0x06U)  /* I2C2 Alternate Function mapping     */

  255. #define GPIO_AF6_USART5        ((uint8_t)0x06U)  /* USART5 Alternate Function mapping   */

  256. #define GPIO_AF6_TIM21         ((uint8_t)0x06U)  /* TIM21 Alternate Function mapping    */

  257. /**

  258.  *

  259.  */

  260. 

  261. /*

  262.  * Alternate function AF7

  263.  */

  264. #define GPIO_AF7_COMP1        ((uint8_t)0x07U)  /* COMP1 Alternate Function mapping     */

  265. #define GPIO_AF7_COMP2        ((uint8_t)0x07U)  /* COMP2 Alternate Function mapping     */

  266. #define GPIO_AF7_I2C3         ((uint8_t)0x07U)  /* I2C3 Alternate Function mapping      */

  267. #define GPIO_AF7_LPUART1      ((uint8_t)0x07U)  /* LPUART1 Alternate Function mapping   */

  268. /**

  269.   *

  270.   */

  271. 

  272. /**

  273.   * @}

  274.   */

  275. 

  276. /**

  277.   * @}

  278.   */

  279. 

  280. /** @defgroup GPIOEx_Private  GPIOEx Private

  281.  * @{

  282.  */

  283. /**

  284.  *  IS_GPIO_AF macro definition

  285.  */

  286. #define IS_GPIO_AF(AF)         ((AF) <= (uint8_t)0x07)

  287. 

  288.  /**

  289.   * @}

  290.   */

  291. #endif /* (STM32L083xx) || (STM32L073xx) */

  292. 

  293. /*----------------------------------------------------------------------------*/

  294. /*------------------------- STM32L082xx and STM32L072xx-----------------------*/

  295. /*----------------------------------------------------------------------------*/

  296. #if defined (STM32L082xx) || defined (STM32L072xx)

  297. 

  298. /* The table below gives an overview of the different alternate functions per port.

  299.  * For more details refer yourself to the product data sheet.

  300.  */

  301. 

  302. 

  303. /*     |   AF0  |   AF1  |   AF2  |   AF3  |   AF4  |   AF5  |   AF6  |   AF7  |

  304.  *______________________________________________________________________________

  305.  * PA0 |        |        |TIM2_C1 |TSC     |USART2  |TIM2_TR |USART4  |COMP1   |

  306.  * PA1 |EVENTOUT|        |TIM2_C2 |TSC     |USART2  |TIM21_TR|USART4  |        |

  307.  * PA2 |TIM21_C1|        |TIM2_C3 |TSC     |USART2  |        |LPUART1 |COMP2   |

  308.  * PA3 |TIM21_C2|        |TIM2_C4 |TSC     |USART2  |        |LPUART1 |        |

  309.  * PA4 |SPI1    |        |        |TSC     |USART2  |TIM22_TR|        |        |

  310.  * PA5 |SPI1    |        |TIM2_TR |TSC     |        |TIM2_C1 |        |        |

  311.  * PA6 |SPI1    |        |TIM3_C1 |TSC     |LPUART1 |TIM22_C1|EVENTOUT|COMP1   |

  312.  * PA7 |SPI1    |        |TIM3_C2 |TSC     |        |TIM22_C2|EVENTOUT|COMP2   |

  313.  * PA8 |MCO     |        |USB     |EVENTOUT|USART1  |        |        |I2C3    |

  314.  * PA9 |MCO     |        |        |TSC     |USART1  |        |I2C1    |I2C3    |

  315.  * PA10|        |        |        |TSC     |USART1  |        |I2C1    |        |

  316.  * PA11|SPI1    |        |EVENTOUT|TSC     |USART1  |        |I2C2    |COMP1   |

  317.  * PA12|SPI1    |        |EVENTOUT|TSC     |USART1  |        |I2C2    |COMP2   |

  318.  * PA13|SWDIO   |        |USB     |        |        |        |LPUART1 |        |

  319.  * PA14|SWCLK   |        |        |        |USART2  |        |LPUART1 |        |

  320.  * PA15|SPI1    |        |TIM2_TR |EVENTOUT|USART2  |TIM2_C1 |USART4  |        |

  321.  *______________________________________________________________________________

  322.  * PB0 |EVENTOUT|        |TIM3_C3 |TSC     |        |        |        |        |

  323.  * PB1 |        |        |TIM3_C4 |TSC     |LPUART1 |        |        |        |

  324.  * PB2 |        |        |LPTIM1_O|TSC     |        |        |        |I2C3    |

  325.  * PB3 |SPI1    |        |TIM2_C2 |TSC     |EVENTOUT|USART1  |USART5  |        |

  326.  * PB4 |SPI1    |        |TIM3_C1 |TSC     |TIM22_C1|USART1  |USART5  |I2C3    |

  327.  * PB5 |SPI1    |        |LPTIM1_I|I2C1    |TIM3_C2 |USART1  |USART5  |        |

  328.  *     |        |        |        |        |TIM22_C2|        |        |        |

  329.  * PB6 |USART1  |I2C1    |LPTIM1_T|TSC     |        |        |        |        |

  330.  * PB7 |USART1  |I2C1    |LPTIM1_I|TSC     |        |        |USART4  |        |

  331.  * PB8 |        |        |        |TSC     |I2C1    |        |        |        |

  332.  * PB9 |        |        |EVENTOUT|        |I2C1    |SPI2    |        |        |

  333.  * PB10|        |        |TIM2_C3 |TSC     |LPUART1 |SPI2    |I2C2    |LPUART1 |

  334.  * PB11|EVENTOUT|        |TIM2_C4 |TSC     |LPUART1 |        |I2C2    |LPUART1 |

  335.  * PB12|SPI2    |        |LPUART1 |TSC     |        |I2C2    |EVENTOUT|        |

  336.  * PB13|SPI2    |        |MCO     |TSC     |LPUART1 |I2C2    |TIM21_C1|        |

  337.  * PB14|SPI2    |        |RTC     |TSC     |LPUART1 |I2C2    |TIM21_C2|        |

  338.  * PB15|SPI2    |        |RTC     |        |        |        |        |        |

  339.  *______________________________________________________________________________

  340.  * PC0 |LPTIM1_I|        |EVENTOUT|TSC     |        |        |LPUART1 |I2C3    |

  341.  * PC1 |LPTIM1_O|        |EVENTOUT|TSC     |        |        |LPUART1 |I2C3    |

  342.  * PC2 |LPTIM1_I|        |SPI2    |TSC     |        |        |        |        |

  343.  * PC3 |LPTIM1_T|        |SPI2    |TSC     |        |        |        |        |

  344.  * PC4 |EVENTOUT|        |LPUART1 |        |        |        |        |        |

  345.  * PC5 |        |        |LPUART1 |TSC     |        |        |        |        |

  346.  * PC6 |TIM22_C1|        |TIM3_C1 |TSC     |        |        |        |        |

  347.  * PC7 |TIM22_C2|        |TIM3_C2 |TSC     |        |        |        |        |

  348.  * PC8 |TIM22_TR|        |TIM3_C3 |TSC     |        |        |        |        |

  349.  * PC9 |TIM21_TR|        |USB     |TSC     |        |        |        |I2C3    |

  350.  *     |        |        |TIM3_C4 |        |        |        |        |        |

  351.  * PC10|LPUART1 |        |        |        |        |        |USART4  |        |

  352.  * PC11|LPUART1 |        |        |        |        |        |USART4  |        |

  353.  * PC12|        |        |USART5  |        |        |        |USART4  |        |

  354.  * PC13|        |        |        |        |        |        |        |        |

  355.  * PC14|        |        |        |        |        |        |        |        |

  356.  * PC15|        |        |        |        |        |        |        |        |

  357.  *______________________________________________________________________________

  358.  * PD0 |TIM21_C1|SPI2    |        |        |        |        |        |        |

  359.  * PD1 |        |SPI2    |        |        |        |        |        |        |

  360.  * PD2 |LPUART1 |        |TIM3_TR |        |        |        |USART5  |        |

  361.  * PD3 |USART2  |        |SPI2    |        |        |        |        |        |

  362.  * PD4 |USART2  |SPI2    |        |        |        |        |        |        |

  363.  * PD5 |USART2  |        |        |        |        |        |        |        |

  364.  * PD6 |USART2  |        |        |        |        |        |        |        |

  365.  * PD7 |USART2  |TIM21_C2|        |        |        |        |        |        |

  366.  * PD8 |LPUART1 |        |        |        |        |        |        |        |

  367.  * PD9 |LPUART1 |        |        |        |        |        |        |        |

  368.  * PD10|        |        |        |        |        |        |        |        |

  369.  * PD11|LPUART1 |        |        |        |        |        |        |        |

  370.  * PD12|LPUART1 |        |        |        |        |        |        |        |

  371.  * PD13|        |        |        |        |        |        |        |        |

  372.  * PD14|        |        |        |        |        |        |        |        |

  373.  * PD15|USB     |        |        |        |        |        |        |        |

  374.  *______________________________________________________________________________

  375.  * PE0 |        |        |EVENTOUT|        |        |        |        |        |

  376.  * PE1 |        |        |EVENTOUT|        |        |        |        |        |

  377.  * PE2 |        |        |TIM3_TR |        |        |        |        |        |

  378.  * PE3 |TIM22_C1|        |TIM3_C1 |        |        |        |        |        |

  379.  * PE4 |TIM22_C2|        |TIM3_C2 |        |        |        |        |        |

  380.  * PE5 |TIM21_C1|        |TIM3_C3 |        |        |        |        |        |

  381.  * PE6 |TIM21_C2|        |TIM3_C4 |        |        |        |        |        |

  382.  * PE7 |        |        |        |        |        |        |USART5  |        |

  383.  * PE8 |        |        |        |        |        |        |USART4  |        |

  384.  * PE9 |TIM2_C1 |        |TIM2_TR |        |        |        |USART4  |        |

  385.  * PE10|TIM2_C2 |        |        |        |        |        |USART5  |        |

  386.  * PE11|TIM2_C3 |        |        |        |        |        |USART5  |        |

  387.  * PE12|TIM2_C4 |        |SPI1    |        |        |        |        |        |

  388.  * PE13|        |        |SPI1    |        |        |        |        |        |

  389.  * PE14|        |        |SPI1    |        |        |        |        |        |

  390.  * PE15|        |        |SPI1    |        |        |        |        |        |

  391.  *______________________________________________________________________________

  392.  * PH0 |USB     |        |        |        |        |        |        |        |

  393.  * PH1 |        |        |        |        |        |        |        |        |

  394.  * PH9 |        |        |        |        |        |        |        |        |

  395.  * PH10|        |        |        |        |        |        |        |        |

  396.  *

  397.  */

  398. 

  399. /** @defgroup GPIOEx_Alternate_function_selection Alternate function selection

  400.  * @{

  401.  */

  402. 

  403. /*

  404.  * Alternate function AF0

  405.  */

  406. #define GPIO_AF0_EVENTOUT      ((uint8_t)0x00U)  /* EVENTOUT Alternate Function mapping */

  407. #define GPIO_AF0_TIM21         ((uint8_t)0x00U)  /* TIM21 Alternate Function mapping    */

  408. #define GPIO_AF0_SPI1          ((uint8_t)0x00U)  /* SPI1 Alternate Function mapping     */

  409. #define GPIO_AF0_MCO           ((uint8_t)0x00U)  /* MCO Alternate Function mapping      */

  410. #define GPIO_AF0_SWDIO         ((uint8_t)0x00U)  /* SWDIO Alternate Function mapping    */

  411. #define GPIO_AF0_SWCLK         ((uint8_t)0x00U)  /* SWCLK Alternate Function mapping    */

  412. #define GPIO_AF0_USART1        ((uint8_t)0x00U)  /* USART1 Alternate Function mapping   */

  413. #define GPIO_AF0_SPI2          ((uint8_t)0x00U)  /* SPI2 Alternate Function mapping     */

  414. #define GPIO_AF0_LPTIM1        ((uint8_t)0x00U)  /* LPTIM1 Alternate Function mapping   */

  415. #define GPIO_AF0_TIM22         ((uint8_t)0x00U)  /* TIM22 Alternate Function mapping    */

  416. #define GPIO_AF0_LPUART1       ((uint8_t)0x00U)  /* LPUART1 Alternate Function mapping  */

  417. #define GPIO_AF0_USART2        ((uint8_t)0x00U)  /* USART2 Alternate Function mapping   */

  418. #define GPIO_AF0_TIM2          ((uint8_t)0x00U)  /* TIM2 Alternate Function mapping     */

  419. #define GPIO_AF0_USB           ((uint8_t)0x00U)  /* USB Alternate Function mapping      */

  420. /**

  421.   *

  422.   */

  423. 

  424. /*

  425.  * Alternate function AF1

  426.  */

  427. #define GPIO_AF1_I2C1          ((uint8_t)0x01U)  /* I2C1 Alternate Function mapping  */

  428. #define GPIO_AF1_SPI2          ((uint8_t)0x01U)  /* SPI2 Alternate Function mapping  */

  429. #define GPIO_AF1_TIM21         ((uint8_t)0x01U)  /* TIM21 Alternate Function mapping */

  430. /**

  431.   *

  432.   */

  433. 

  434. /*

  435.  * Alternate function AF2

  436.  */

  437. #define GPIO_AF2_TIM2          ((uint8_t)0x02U)  /* TIM2 Alternate Function mapping       */

  438. #define GPIO_AF2_TIM3          ((uint8_t)0x02U)  /* TIM3 Alternate Function mapping       */

  439. #define GPIO_AF2_EVENTOUT      ((uint8_t)0x02U)  /* EVENTOUT Alternate Function mapping   */

  440. #define GPIO_AF2_LPTIM1        ((uint8_t)0x02U)  /* LPTIM1 Alternate Function mapping     */

  441. #define GPIO_AF2_LPUART1       ((uint8_t)0x02U)  /* LPUART1 Alternate Function mapping    */

  442. #define GPIO_AF2_MCO           ((uint8_t)0x02U)  /* MCO Alternate Function mapping        */

  443. #define GPIO_AF2_RTC           ((uint8_t)0x02U)  /* RTC Alternate Function mapping        */

  444. #define GPIO_AF2_SPI2          ((uint8_t)0x02U)  /* SPI2 Alternate Function mapping       */

  445. #define GPIO_AF2_USART5        ((uint8_t)0x02U)  /* USART5 Alternate Function mapping     */

  446. #define GPIO_AF2_SPI1          ((uint8_t)0x02U)  /* SPI1 Alternate Function mapping       */

  447. #define GPIO_AF2_USB           ((uint8_t)0x00U)  /* USB Alternate Function mapping        */

  448. /**

  449.   *

  450.   */

  451. 

  452. /*

  453.  * Alternate function AF3

  454.  */

  455. #define GPIO_AF3_EVENTOUT      ((uint8_t)0x03U)  /* EVENTOUT Alternate Function mapping   */

  456. #define GPIO_AF3_I2C1          ((uint8_t)0x03U)  /* I2C1 Alternate Function mapping       */

  457. #define GPIO_AF3_TSC           ((uint8_t)0x03U)  /* TSC  Alternate Function mapping       */

  458. /**

  459.   *

  460.   */

  461. 

  462. /*

  463.  * Alternate function AF4

  464.  */

  465. #define GPIO_AF4_USART2          ((uint8_t)0x04U)  /* USART2 Alternate Function mapping   */

  466. #define GPIO_AF4_LPUART1         ((uint8_t)0x04U)  /* LPUART1 Alternate Function mapping  */

  467. #define GPIO_AF4_USART1          ((uint8_t)0x04U)  /* USART1 Alternate Function mapping   */

  468. #define GPIO_AF4_EVENTOUT        ((uint8_t)0x04U)  /* EVENTOUT Alternate Function mapping */

  469. #define GPIO_AF4_TIM22           ((uint8_t)0x04U)  /* TIM22 Alternate Function mapping    */

  470. #define GPIO_AF4_TIM3            ((uint8_t)0x04U)  /* TIM3 Alternate Function mapping     */

  471. #define GPIO_AF4_I2C1            ((uint8_t)0x04U)  /* I2C1 Alternate Function mapping     */

  472. /**

  473.   *

  474.   */

  475. 

  476. /*

  477.  * Alternate function AF5

  478.  */

  479. #define GPIO_AF5_TIM2          ((uint8_t)0x05U)  /* TIM2 Alternate Function mapping     */

  480. #define GPIO_AF5_TIM21         ((uint8_t)0x05U)  /* TIM21 Alternate Function mapping    */

  481. #define GPIO_AF5_TIM22         ((uint8_t)0x05U)  /* TIM22 Alternate Function mapping    */

  482. #define GPIO_AF5_USART1        ((uint8_t)0x05U)  /* USART1 Alternate Function mapping   */

  483. #define GPIO_AF5_SPI2          ((uint8_t)0x05U)  /* SPI2 Alternate Function mapping      */

  484. #define GPIO_AF5_I2C2          ((uint8_t)0x05U)  /* I2C2 Alternate Function mapping      */

  485. /**

  486.   *

  487.   */

  488. 

  489. /*

  490.   * Alternate function AF6

  491.  */

  492. #define GPIO_AF6_USART4        ((uint8_t)0x06U)  /* USART4 Alternate Function mapping    */

  493. #define GPIO_AF6_LPUART1       ((uint8_t)0x06U)  /* LPUART1 Alternate Function mapping   */

  494. #define GPIO_AF6_EVENTOUT      ((uint8_t)0x06U)  /* EVENTOUT Alternate Function mapping  */

  495. #define GPIO_AF6_I2C1          ((uint8_t)0x06U)  /* I2C1 Alternate Function mapping      */

  496. #define GPIO_AF6_I2C2          ((uint8_t)0x06U)  /* I2C2 Alternate Function mapping      */

  497. #define GPIO_AF6_USART5        ((uint8_t)0x06U)  /* USART5 Alternate Function mapping    */

  498. #define GPIO_AF6_TIM21         ((uint8_t)0x06U)  /* TIM21 Alternate Function mapping     */

  499. /**

  500.   *

  501.   */

  502. 

  503.  /*

  504.   * Alternate function AF7

  505.  */

  506. #define GPIO_AF7_COMP1        ((uint8_t)0x07U)  /* COMP1 Alternate Function mapping     */

  507. #define GPIO_AF7_COMP2        ((uint8_t)0x07U)  /* COMP2 Alternate Function mapping     */

  508. #define GPIO_AF7_I2C3         ((uint8_t)0x07U)  /* I2C3 Alternate Function mapping      */

  509. #define GPIO_AF7_LPUART1      ((uint8_t)0x07U)  /* LPUART1 Alternate Function mapping   */

  510. /**

  511.   *

  512.   */

  513. 

  514.  /**

  515.   * @}

  516.   */

  517. 

  518. /**

  519.   * @}

  520.   */

  521. 

  522. /** @defgroup GPIOEx_Private  GPIOEx Private

  523.  * @{

  524.  */

  525. /**

  526.  * @brief IS_GPIO_AF macro definition

  527.  */

  528. #define IS_GPIO_AF(AF)         ((AF) <= (uint8_t)0x07)

  529. 

  530.  /**

  531.   * @}

  532.   */

  533. #endif /* (STM32L082xx) || (STM32L072xx) */

  534. 

  535. 

  536. /*----------------------------------------------------------------------------*/

  537. /*------------------------- STM32L081xx and STM32L071xx-----------------------*/

  538. /*----------------------------------------------------------------------------*/

  539. #if defined (STM32L081xx) || defined (STM32L071xx)

  540. 

  541. /* The table below gives an overview of the different alternate functions per port.

  542.  * For more details refer yourself to the product data sheet.

  543.  *

  544.  */

  545. 

  546. 

  547. /*     |   AF0  |   AF1  |   AF2  |   AF3  |   AF4  |   AF5  |   AF6  |   AF7  |

  548.  *______________________________________________________________________________

  549.  * PA0 |        |        |TIM2_C1 |        |USART2  |TIM2_TR |USART4  |COMP1   |

  550.  * PA1 |EVENTOUT|        |TIM2_C2 |        |USART2  |TIM21_TR|USART4  |        |

  551.  * PA2 |TIM21_C1|        |TIM2_C3 |        |USART2  |        |LPUART1 |COMP2   |

  552.  * PA3 |TIM21_C2|        |TIM2_C4 |        |USART2  |        |LPUART1 |        |

  553.  * PA4 |SPI1    |        |        |        |USART2  |TIM22_TR|        |        |

  554.  * PA5 |SPI1    |        |TIM2_TR |        |        |TIM2_C1 |        |        |

  555.  * PA6 |SPI1    |        |TIM3_C1 |        |LPUART1 |TIM22_C1|EVENTOUT|COMP1   |

  556.  * PA7 |SPI1    |        |TIM3_C2 |        |        |TIM22_C2|EVENTOUT|COMP2   |

  557.  * PA8 |MCO     |        |        |EVENTOUT|USART1  |        |        |I2C3    |

  558.  * PA9 |MCO     |        |        |        |USART1  |        |I2C1    |I2C3    |

  559.  * PA10|        |        |        |        |USART1  |        |I2C1    |        |

  560.  * PA11|SPI1    |        |EVENTOUT|        |USART1  |        |I2C2    |COMP1   |

  561.  * PA12|SPI1    |        |EVENTOUT|        |USART1  |        |I2C2    |COMP2   |

  562.  * PA13|SWDIO   |        |        |        |        |        |LPUART1 |        |

  563.  * PA14|SWCLK   |        |        |        |USART2  |        |LPUART1 |        |

  564.  * PA15|SPI1    |        |TIM2_TR |EVENTOUT|USART2  |TIM2_C1 |USART4  |        |

  565.  *______________________________________________________________________________

  566.  * PB0 |EVENTOUT|        |TIM3_C3 |        |        |        |        |        |

  567.  * PB1 |        |        |TIM3_C4 |        |LPUART1 |        |        |        |

  568.  * PB2 |        |        |LPTIM1_O|        |        |        |        |I2C3    |

  569.  * PB3 |SPI1    |        |TIM2_C2 |        |EVENTOUT|USART1  |USART5  |        |

  570.  * PB4 |SPI1    |        |TIM3_C1 |        |TIM22_C1|USART1  |USART5  |I2C3    |

  571.  * PB5 |SPI1    |        |LPTIM1_I|I2C1    |TIM3_C2 |USART1  |USART5  |        |

  572.  *     |        |        |        |        |TIM22_C2|        |        |        |

  573.  * PB6 |USART1  |I2C1    |LPTIM1_T|        |        |        |        |        |

  574.  * PB7 |USART1  |I2C1    |LPTIM1_I|        |        |        |USART4  |        |

  575.  * PB8 |        |        |        |        |I2C1    |        |        |        |

  576.  * PB9 |        |        |EVENTOUT|        |I2C1    |SPI2    |        |        |

  577.  * PB10|        |        |TIM2_C3 |        |LPUART1 |SPI2    |I2C2    |LPUART1 |

  578.  * PB11|EVENTOUT|        |TIM2_C4 |        |LPUART1 |        |I2C2    |LPUART1 |

  579.  * PB12|SPI2    |        |LPUART1 |        |        |I2C2    |EVENTOUT|        |

  580.  * PB13|SPI2    |        |MCO     |        |LPUART1 |I2C2    |TIM21_C1|        |

  581.  * PB14|SPI2    |        |RTC     |        |LPUART1 |I2C2    |TIM21_C2|        |

  582.  * PB15|SPI2    |        |RTC     |        |        |        |        |        |

  583.  *______________________________________________________________________________

  584.  * PC0 |LPTIM1_I|        |EVENTOUT|        |        |        |LPUART1 |I2C3    |

  585.  * PC1 |LPTIM1_O|        |EVENTOUT|        |        |        |LPUART1 |I2C3    |

  586.  * PC2 |LPTIM1_I|        |SPI2    |        |        |        |        |        |

  587.  * PC3 |LPTIM1_T|        |SPI2    |        |        |        |        |        |

  588.  * PC4 |EVENTOUT|        |LPUART1 |        |        |        |        |        |

  589.  * PC5 |        |        |LPUART1 |        |        |        |        |        |

  590.  * PC6 |TIM22_C1|        |TIM3_C1 |        |        |        |        |        |

  591.  * PC7 |TIM22_C2|        |TIM3_C2 |        |        |        |        |        |

  592.  * PC8 |TIM22_TR|        |TIM3_C3 |        |        |        |        |        |

  593.  * PC9 |TIM21_TR|        |        |        |        |        |        |I2C3    |

  594.  *     |        |        |TIM3_C4 |        |        |        |        |        |

  595.  * PC10|LPUART1 |        |        |        |        |        |USART4  |        |

  596.  * PC11|LPUART1 |        |        |        |        |        |USART4  |        |

  597.  * PC12|        |        |USART5  |        |        |        |USART4  |        |

  598.  * PC13|        |        |        |        |        |        |        |        |

  599.  * PC14|        |        |        |        |        |        |        |        |

  600.  * PC15|        |        |        |        |        |        |        |        |

  601.  *______________________________________________________________________________

  602.  * PD0 |TIM21_C1|SPI2    |        |        |        |        |        |        |

  603.  * PD1 |        |SPI2    |        |        |        |        |        |        |

  604.  * PD2 |LPUART1 |        |TIM3_TR |        |        |        |USART5  |        |

  605.  * PD3 |USART2  |        |SPI2    |        |        |        |        |        |

  606.  * PD4 |USART2  |SPI2    |        |        |        |        |        |        |

  607.  * PD5 |USART2  |        |        |        |        |        |        |        |

  608.  * PD6 |USART2  |        |        |        |        |        |        |        |

  609.  * PD7 |USART2  |TIM21_C2|        |        |        |        |        |        |

  610.  * PD8 |LPUART1 |        |        |        |        |        |        |        |

  611.  * PD9 |LPUART1 |        |        |        |        |        |        |        |

  612.  * PD10|        |        |        |        |        |        |        |        |

  613.  * PD11|LPUART1 |        |        |        |        |        |        |        |

  614.  * PD12|LPUART1 |        |        |        |        |        |        |        |

  615.  * PD13|        |        |        |        |        |        |        |        |

  616.  * PD14|        |        |        |        |        |        |        |        |

  617.  * PD15|        |        |        |        |        |        |        |        |

  618.  *______________________________________________________________________________

  619.  * PE0 |        |        |EVENTOUT|        |        |        |        |        |

  620.  * PE1 |        |        |EVENTOUT|        |        |        |        |        |

  621.  * PE2 |        |        |TIM3_TR |        |        |        |        |        |

  622.  * PE3 |TIM22_C1|        |TIM3_C1 |        |        |        |        |        |

  623.  * PE4 |TIM22_C2|        |TIM3_C2 |        |        |        |        |        |

  624.  * PE5 |TIM21_C1|        |TIM3_C3 |        |        |        |        |        |

  625.  * PE6 |TIM21_C2|        |TIM3_C4 |        |        |        |        |        |

  626.  * PE7 |        |        |        |        |        |        |USART5  |        |

  627.  * PE8 |        |        |        |        |        |        |USART4  |        |

  628.  * PE9 |TIM2_C1 |        |TIM2_TR |        |        |        |USART4  |        |

  629.  * PE10|TIM2_C2 |        |        |        |        |        |USART5  |        |

  630.  * PE11|TIM2_C3 |        |        |        |        |        |USART5  |        |

  631.  * PE12|TIM2_C4 |        |SPI1    |        |        |        |        |        |

  632.  * PE13|        |        |SPI1    |        |        |        |        |        |

  633.  * PE14|        |        |SPI1    |        |        |        |        |        |

  634.  * PE15|        |        |SPI1    |        |        |        |        |        |

  635.  *______________________________________________________________________________

  636.  * PH0 |        |        |        |        |        |        |        |        |

  637.  * PH1 |        |        |        |        |        |        |        |        |

  638.  * PH9 |        |        |        |        |        |        |        |        |

  639.  * PH10|        |        |        |        |        |        |        |        |

  640.  *

  641.  */

  642. 

  643. /** @defgroup GPIOEx_Alternate_function_selection Alternate function selection

  644.  * @{

  645.  */

  646. 

  647. /*

  648.  * Alternate function AF0

  649.  *

  650.  */

  651. #define GPIO_AF0_EVENTOUT      ((uint8_t)0x00U)  /* EVENTOUT Alternate Function mapping */

  652. #define GPIO_AF0_TIM21         ((uint8_t)0x00U)  /* TIM21 Alternate Function mapping    */

  653. #define GPIO_AF0_SPI1          ((uint8_t)0x00U)  /* SPI1 Alternate Function mapping     */

  654. #define GPIO_AF0_MCO           ((uint8_t)0x00U)  /* MCO Alternate Function mapping      */

  655. #define GPIO_AF0_SWDIO         ((uint8_t)0x00U)  /* SWDIO Alternate Function mapping    */

  656. #define GPIO_AF0_SWCLK         ((uint8_t)0x00U)  /* SWCLK Alternate Function mapping    */

  657. #define GPIO_AF0_USART1        ((uint8_t)0x00U)  /* USART1 Alternate Function mapping   */

  658. #define GPIO_AF0_SPI2          ((uint8_t)0x00U)  /* SPI2 Alternate Function mapping     */

  659. #define GPIO_AF0_LPTIM1        ((uint8_t)0x00U)  /* LPTIM1 Alternate Function mapping   */

  660. #define GPIO_AF0_TIM22         ((uint8_t)0x00U)  /* TIM22 Alternate Function mapping    */

  661. #define GPIO_AF0_LPUART1       ((uint8_t)0x00U)  /* LPUART1 Alternate Function mapping  */

  662. #define GPIO_AF0_USART2        ((uint8_t)0x00U)  /* USART2 Alternate Function mapping   */

  663. #define GPIO_AF0_TIM2          ((uint8_t)0x00U)  /* TIM2 Alternate Function mapping     */

  664. /**

  665.   *

  666.   */

  667. 

  668. /*

  669.  * Alternate function AF1

  670.  *

  671.  */

  672. #define GPIO_AF1_I2C1          ((uint8_t)0x01U)  /* I2C1 Alternate Function mapping  */

  673. #define GPIO_AF1_SPI2          ((uint8_t)0x01U)  /* SPI2 Alternate Function mapping  */

  674. #define GPIO_AF1_TIM21         ((uint8_t)0x01U)  /* TIM21 Alternate Function mapping */

  675. /**

  676.   *

  677.   */

  678. 

  679. /*

  680.  * Alternate function AF2

  681.  *

  682.  */

  683. #define GPIO_AF2_TIM2          ((uint8_t)0x02U)  /* TIM2 Alternate Function mapping     */

  684. #define GPIO_AF2_TIM3          ((uint8_t)0x02U)  /* TIM3 Alternate Function mapping     */

  685. #define GPIO_AF2_EVENTOUT      ((uint8_t)0x02U)  /* EVENTOUT Alternate Function mapping */

  686. #define GPIO_AF2_LPTIM1        ((uint8_t)0x02U)  /* LPTIM1 Alternate Function mapping   */

  687. #define GPIO_AF2_LPUART1       ((uint8_t)0x02U)  /* LPUART1 Alternate Function mapping  */

  688. #define GPIO_AF2_MCO           ((uint8_t)0x02U)  /* MCO Alternate Function mapping      */

  689. #define GPIO_AF2_RTC           ((uint8_t)0x02U)  /* RTC Alternate Function mapping      */

  690. #define GPIO_AF2_SPI2          ((uint8_t)0x02U)  /* SPI2 Alternate Function mapping     */

  691. #define GPIO_AF2_USART5        ((uint8_t)0x02U)  /* USART5 Alternate Function mapping   */

  692. #define GPIO_AF2_SPI1          ((uint8_t)0x02U)  /* SPI1 Alternate Function mapping     */

  693. /**

  694.   *

  695.   */

  696. 

  697. /*

  698.  * Alternate function AF3

  699.  * @{

  700.  */

  701. #define GPIO_AF3_EVENTOUT      ((uint8_t)0x03U)  /* EVENTOUT Alternate Function mapping */

  702. #define GPIO_AF3_I2C1          ((uint8_t)0x03U)  /* I2C1 Alternate Function mapping     */

  703. /**

  704.   *

  705.   */

  706. 

  707. /*

  708.  * Alternate function AF4

  709.  *

  710.  */

  711. #define GPIO_AF4_USART2          ((uint8_t)0x04U)  /* USART2 Alternate Function mapping   */

  712. #define GPIO_AF4_LPUART1         ((uint8_t)0x04U)  /* LPUART1 Alternate Function mapping  */

  713. #define GPIO_AF4_USART1          ((uint8_t)0x04U)  /* USART1 Alternate Function mapping   */

  714. #define GPIO_AF4_EVENTOUT        ((uint8_t)0x04U)  /* EVENTOUT Alternate Function mapping */

  715. #define GPIO_AF4_TIM22           ((uint8_t)0x04U)  /* TIM22 Alternate Function mapping    */

  716. #define GPIO_AF4_TIM3            ((uint8_t)0x04U)  /* TIM3 Alternate Function mapping    */

  717. #define GPIO_AF4_I2C1            ((uint8_t)0x04U)  /* I2C1 Alternate Function mapping    */

  718. /**

  719.   *

  720.   */

  721. 

  722. /*

  723.  * Alternate function AF5

  724.  *

  725.  */

  726. #define GPIO_AF5_TIM2          ((uint8_t)0x05U)  /* TIM2 Alternate Function mapping     */

  727. #define GPIO_AF5_TIM21         ((uint8_t)0x05U)  /* TIM21 Alternate Function mapping    */

  728. #define GPIO_AF5_TIM22         ((uint8_t)0x05U)  /* TIM22 Alternate Function mapping    */

  729. #define GPIO_AF5_USART1        ((uint8_t)0x05U)  /* USART1 Alternate Function mapping   */

  730. #define GPIO_AF5_SPI2          ((uint8_t)0x05U)  /* SPI2 Alternate Function mapping       */

  731. #define GPIO_AF5_I2C2          ((uint8_t)0x05U)  /* I2C2 Alternate Function mapping       */

  732. /**

  733.   *

  734.   */

  735. 

  736. /*

  737.  * Alternate function AF6

  738.  *

  739.  */

  740. #define GPIO_AF6_USART4        ((uint8_t)0x06U)  /* USART4 Alternate Function mapping   */

  741. #define GPIO_AF6_LPUART1       ((uint8_t)0x06U)  /* LPUART1 Alternate Function mapping  */

  742. #define GPIO_AF6_EVENTOUT      ((uint8_t)0x06U)  /* EVENTOUT Alternate Function mapping  */

  743. #define GPIO_AF6_I2C1          ((uint8_t)0x06U)  /* I2C1 Alternate Function mapping  */

  744. #define GPIO_AF6_I2C2          ((uint8_t)0x06U)  /* I2C2 Alternate Function mapping  */

  745. #define GPIO_AF6_USART5        ((uint8_t)0x06U)  /* USART5 Alternate Function mapping   */

  746. #define GPIO_AF6_TIM21         ((uint8_t)0x06U)  /* TIM21 Alternate Function mapping    */

  747. /**

  748.   *

  749.   */

  750. 

  751. /*

  752.  * Alternate function AF7

  753.  *

  754.  */

  755. #define GPIO_AF7_COMP1        ((uint8_t)0x07U)  /* COMP1 Alternate Function mapping     */

  756. #define GPIO_AF7_COMP2        ((uint8_t)0x07U)  /* COMP2 Alternate Function mapping     */

  757. #define GPIO_AF7_I2C3         ((uint8_t)0x07U)  /* I2C3 Alternate Function mapping     */

  758. #define GPIO_AF7_LPUART1      ((uint8_t)0x07U)  /* LPUART1 Alternate Function mapping     */

  759. /**

  760.   *

  761.   */

  762. 

  763. /**

  764.   * @}

  765.   */

  766. 

  767. /**

  768.   * @}

  769.   */

  770. 

  771. /** @defgroup GPIOEx_Private  GPIOEx Private

  772.  * @{

  773.  */

  774. 

  775.  /**

  776.  * IS_GPIO_AF macro definition

  777.  */

  778. #define IS_GPIO_AF(AF)         ((AF) <= (uint8_t)0x07)

  779. 

  780.  /**

  781.   * @}

  782.   */

  783. #endif /* (STM32L081xx) || (STM32L071xx) */

  784. 

  785. /*----------------------------------------------------------------------------*/

  786. /*------------------------- STM32L053xx/STM32L063xx---------------------------*/

  787. /*----------------------------------------------------------------------------*/

  788. #if defined (STM32L053xx) || defined (STM32L063xx)

  789. 

  790. /* The table below gives an overview of the different alternate functions per port.

  791.  * For more details refer yourself to the product data sheet.

  792.  *

  793.  */

  794. /*     |   AF0  |   AF1  |   AF2  |   AF3  |   AF4  |   AF5  |   AF6  |   AF7  |

  795.  *______________________________________________________________________________

  796.  * PA0 |        |        |TIM2_C1 |TSC     |USART2  |TIM2_TR |        |COMP1   |

  797.  * PA1 |EVENTOUT|LCD     |TIM2_C2 |TSC     |USART2  |TIM21_TR|        |        |

  798.  * PA2 |TIM21_C1|LCD     |TIM2_C3 |TSC     |USART2  |        |        |COMP2   |

  799.  * PA3 |TIM21_C2|LCD     |TIM2_C4 |TSC     |USART2  |        |        |        |

  800.  * PA4 |SPI1    |        |        |TSC     |USART2  |TIM22_TR|        |        |

  801.  * PA5 |SPI1    |        |TIM2_TR |TSC     |        |TIM2_C1 |        |        |

  802.  * PA6 |SPI1    |LCD     |        |TSC     |LPUART  |TIM22_C1|EVENTOUT|COMP1   |

  803.  * PA7 |SPI1    |LCD     |        |TSC     |        |TIM22_C2|EVENTOUT|COMP2   |

  804.  * PA8 |MCO     |LCD     |USB     |EVENTOUT|USART1  |        |        |        |

  805.  * PA9 |MCO     |LCD     |        |TSC     |USART1  |        |        |        |

  806.  * PA10|        |LCD     |        |TSC     |USART1  |        |        |        |

  807.  * PA11|SPI1    |        |EVENTOUT|TSC     |USART1  |        |        |COMP1   |

  808.  * PA12|SPI1    |        |EVENTOUT|TSC     |USART1  |        |        |COMP2   |

  809.  * PA13|SWDIO   |        |USB     |        |        |        |        |        |

  810.  * PA14|SWCLK   |        |        |        |USART2  |        |        |        |

  811.  * PA15|SPI1    |LCD     |TIM2_TR |EVENTOUT|USART2  |TIM2_C1 |        |        |

  812.  *______________________________________________________________________________

  813.  * PB0 |EVENTOUT|LCD     |        |TSC     |        |        |        |        |

  814.  * PB1 |        |LCD     |        |TSC     |LPUART1 |        |        |        |

  815.  * PB2 |        |        |LPTIM1_O|TSC     |        |        |        |        |

  816.  * PB3 |SPI1    |LCD     |TIM2_C2 |TSC     |EVENTOUT|        |        |        |

  817.  * PB4 |SPI1    |LCD     |EVENTOUT|TSC     |TIM22_C1|        |        |        |

  818.  * PB5 |SPI1    |LCD     |LPTIM1_I|I2C1    |TIM22_C2|        |        |        |

  819.  * PB6 |USART1  |I2C1    |LPTIM1_T|TSC     |        |        |        |        |

  820.  * PB7 |USART1  |I2C1    |LPTIM1_I|TSC     |        |        |        |        |

  821.  * PB8 |        |LCD     |        |TSC     |I2C1    |        |        |        |

  822.  * PB9 |        |LCD     |EVENTOUT|        |I2C1    |SPI2    |        |        |

  823.  * PB10|        |LCD     |TIM2_C3 |TSC     |LPUART1 |SPI2    |I2C2    |        |

  824.  * PB11|EVENTOUT|LCD     |TIM2_C4 |TSC     |LPUART1 |        |I2C2    |        |

  825.  * PB12|SPI2    |LCD     |LPUART1 |TSC     |        |I2C2    |EVENTOUT|        |

  826.  * PB13|SPI2    |LCD     |        |TSC     |LPUART1 |I2C2    |TIM21_C1|        |

  827.  * PB14|SPI2    |LCD     |RTC     |TSC     |LPUART1 |I2C2    |TIM21_C2|        |

  828.  * PB15|SPI2    |LCD     |RTC     |        |        |        |        |        |

  829.  *______________________________________________________________________________

  830.  * PC0 |LPTIM1_I|LCD     |EVENTOUT|TSC     |        |        |        |        |

  831.  * PC1 |LPTIM1_O|LCD     |EVENTOUT|TSC     |        |        |        |        |

  832.  * PC2 |LPTIM1_I|LCD     |SPI2    |TSC     |        |        |        |        |

  833.  * PC3 |LPTIM1_T|LCD     |SPI2    |TSC     |        |        |        |        |

  834.  * PC4 |EVENTOUT|LCD     |LPUART  |        |        |        |        |        |

  835.  * PC5 |        |LCD     |LPUART  |TSC     |        |        |        |        |

  836.  * PC6 |TIM22_C1|LCD     |        |TSC     |        |        |        |        |

  837.  * PC7 |TIM22_C2|LCD     |        |TSC     |        |        |        |        |

  838.  * PC8 |TIM22_TR|LCD     |        |TSC     |        |        |        |        |

  839.  * PC9 |TIM21_TR|LCD     |USB     |TSC     |        |        |        |        |

  840.  * PC10|LPUART  |LCD     |        |        |        |        |        |        |

  841.  * PC11|LPUART  |LCD     |        |        |        |        |        |        |

  842.  * PC12|        |LCD     |        |        |        |        |        |        |

  843.  * PC13|        |        |        |        |        |        |        |        |

  844.  * PC14|        |        |        |        |        |        |        |        |

  845.  * PC15|        |        |        |        |        |        |        |        |

  846.  *______________________________________________________________________________

  847.  * PD2 |LPUART  |LCD     |        |        |        |        |        |        |

  848.  *______________________________________________________________________________

  849.  * PH0 |USB     |        |        |        |        |        |        |        |

  850.  * PH1 |        |        |        |        |        |        |        |        |

  851.  *  *

  852.  */

  853. 

  854. /** @defgroup GPIOEx_Alternate_function_selection Alternate function selection

  855.  * @{

  856.  */

  857. 

  858. /*

  859.  * Alternate function AF0

  860.  */

  861. #define GPIO_AF0_SPI1          ((uint8_t)0x00U)  /* SPI1 Alternate Function mapping     */

  862. #define GPIO_AF0_SPI2          ((uint8_t)0x00U)  /* SPI2 Alternate Function mapping     */

  863. #define GPIO_AF0_USART1        ((uint8_t)0x00U)  /* USART1 Alternate Function mapping   */

  864. #define GPIO_AF0_USART2        ((uint8_t)0x00U)  /* USART2 Alternate Function mapping   */

  865. #define GPIO_AF0_LPUART1       ((uint8_t)0x00U)  /* LPUART1 Alternate Function mapping  */

  866. #define GPIO_AF0_USB           ((uint8_t)0x00U)  /* USB Alternate Function mapping      */

  867. #define GPIO_AF0_LPTIM1        ((uint8_t)0x00U)  /* LPTIM1 Alternate Function mapping   */

  868. #define GPIO_AF0_TSC           ((uint8_t)0x00U)  /* TSC Alternate Function mapping      */

  869. #define GPIO_AF0_TIM2          ((uint8_t)0x00U)  /* TIM2 Alternate Function mapping     */

  870. #define GPIO_AF0_TIM21         ((uint8_t)0x00U)  /* TIM21 Alternate Function mapping    */

  871. #define GPIO_AF0_TIM22         ((uint8_t)0x00U)  /* TIM22 Alternate Function mapping    */

  872. #define GPIO_AF0_EVENTOUT      ((uint8_t)0x00U)  /* EVENTOUT Alternate Function mapping */

  873. #define GPIO_AF0_MCO           ((uint8_t)0x00U)  /* MCO Alternate Function mapping      */

  874. #define GPIO_AF0_SWDIO         ((uint8_t)0x00U)  /* SWDIO Alternate Function mapping    */

  875. #define GPIO_AF0_SWCLK         ((uint8_t)0x00U)  /* SWCLK Alternate Function mapping    */

  876. /**

  877.   *

  878.   */

  879. 

  880.  /*

  881.   * Alternate function AF1

  882.  */

  883. #define GPIO_AF1_SPI1          ((uint8_t)0x01U)  /* SPI1 Alternate Function mapping  */

  884. #define GPIO_AF1_SPI2          ((uint8_t)0x01U)  /* SPI2 Alternate Function mapping  */

  885. #define GPIO_AF1_I2C1          ((uint8_t)0x01U)  /* I2C1 Alternate Function mapping  */

  886. #define GPIO_AF1_LCD           ((uint8_t)0x01U)  /* LCD Alternate Function mapping   */

  887. /**

  888.   *

  889.   */

  890. 

  891. /*

  892.  * Alternate function AF2

  893.  */

  894. #define GPIO_AF2_SPI2          ((uint8_t)0x02U)  /* SPI2 Alternate Function mapping       */

  895. #define GPIO_AF2_LPUART1       ((uint8_t)0x02U)  /* LPUART1 Alternate Function mapping    */

  896. #define GPIO_AF2_USB           ((uint8_t)0x02U)  /* USB Alternate Function mapping        */

  897. #define GPIO_AF2_LPTIM1        ((uint8_t)0x02U)  /* LPTIM1 Alternate Function mapping     */

  898. #define GPIO_AF2_TIM2          ((uint8_t)0x02U)  /* TIM2 Alternate Function mapping       */

  899. #define GPIO_AF2_EVENTOUT      ((uint8_t)0x02U)  /* EVENTOUT Alternate Function mapping   */

  900. #define GPIO_AF2_RTC           ((uint8_t)0x02U)  /* RTC Alternate Function mapping        */

  901. /**

  902.   *

  903.   */

  904. 

  905. /*

  906.  * Alternate function AF3

  907.  */

  908. #define GPIO_AF3_I2C1          ((uint8_t)0x03U)  /* I2C1 Alternate Function mapping     */

  909. #define GPIO_AF3_TSC           ((uint8_t)0x03U)  /* TSC  Alternate Function mapping     */

  910. #define GPIO_AF3_EVENTOUT      ((uint8_t)0x03U)  /* EVENTOUT Alternate Function mapping */

  911. /**

  912.   *

  913.   */

  914. 

  915. /*

  916.  * Alternate function AF4

  917.  */

  918. #define GPIO_AF4_I2C1            ((uint8_t)0x04U)  /* I2C1 Alternate Function mapping     */

  919. #define GPIO_AF4_USART1          ((uint8_t)0x04U)  /* USART1 Alternate Function mapping   */

  920. #define GPIO_AF4_USART2          ((uint8_t)0x04U)  /* USART2 Alternate Function mapping   */

  921. #define GPIO_AF4_LPUART1         ((uint8_t)0x04U)  /* LPUART1 Alternate Function mapping  */

  922. #define GPIO_AF4_TIM22           ((uint8_t)0x04U)  /* TIM22 Alternate Function mapping    */

  923. #define GPIO_AF4_EVENTOUT        ((uint8_t)0x04U)  /* EVENTOUT Alternate Function mapping */

  924. /**

  925.   *

  926.   */

  927. 

  928.  /*

  929.  * Alternate function AF5

  930.  */

  931. #define GPIO_AF5_SPI2          ((uint8_t)0x05U)  /* SPI2 Alternate Function mapping     */

  932. #define GPIO_AF5_I2C2          ((uint8_t)0x05U)  /* I2C2 Alternate Function mapping     */

  933. #define GPIO_AF5_TIM2          ((uint8_t)0x05U)  /* TIM2 Alternate Function mapping     */

  934. #define GPIO_AF5_TIM21         ((uint8_t)0x05U)  /* TIM21 Alternate Function mapping    */

  935. #define GPIO_AF5_TIM22         ((uint8_t)0x05U)  /* TIM22 Alternate Function mapping    */

  936. /**

  937.   *

  938.   */

  939. 

  940. /*

  941.  * Alternate function AF6

  942.  */

  943. #define GPIO_AF6_I2C2          ((uint8_t)0x06U)  /* I2C2 Alternate Function mapping      */

  944. #define GPIO_AF6_TIM21         ((uint8_t)0x06U)  /* TIM21 Alternate Function mapping     */

  945. #define GPIO_AF6_EVENTOUT      ((uint8_t)0x06U)  /* EVENTOUT Alternate Function mapping  */

  946. /**

  947.   *

  948.   */

  949. 

  950. /*

  951.  * Alternate function AF7

  952.  */

  953. #define GPIO_AF7_COMP1        ((uint8_t)0x07U)  /* COMP1 Alternate Function mapping     */

  954. #define GPIO_AF7_COMP2        ((uint8_t)0x07U)  /* COMP2 Alternate Function mapping     */

  955. /**

  956.   *

  957.   */

  958. 

  959. /**

  960.   * @}

  961.   */

  962. 

  963. /**

  964.   * @}

  965.   */

  966. 

  967. /** @defgroup GPIOEx_Private  GPIOEx Private

  968.  * @{

  969.  */

  970. /**

  971.  * @brief  IS_GPIO_AF macro definition

  972.  */

  973. 

  974. #define IS_GPIO_AF(AF)         ((AF) <= (uint8_t)0x07)

  975. 

  976. /**

  977.   * @}

  978.   */

  979. 

  980. #endif /* STM32L053xx || STM32L063xx */

  981. /*------------------------------------------------------------------------------------------*/

  982. 

  983. /*----------------------------------------------------------------------------*/

  984. /*------------------------- STM32L052xx/STM32L062xx---------------------------*/

  985. /*----------------------------------------------------------------------------*/

  986. #if defined (STM32L052xx) || defined (STM32L062xx)

  987. 

  988. /* The table below gives an overview of the different alternate functions per port.

  989.  * For more details refer yourself to the product data sheet.

  990.  *

  991.  */

  992. /*     |   AF0  |   AF1  |   AF2  |   AF3  |   AF4  |   AF5  |   AF6  |   AF7  |

  993.  *______________________________________________________________________________

  994.  * PA0 |        |        |TIM2_C1 |TSC     |USART2  |TIM2_TR |        |COMP1   |

  995.  * PA1 |EVENTOUT|        |TIM2_C2 |TSC     |USART2  |TIM21_TR|        |        |

  996.  * PA2 |TIM21_C1|        |TIM2_C3 |TSC     |USART2  |        |        |COMP2   |

  997.  * PA3 |TIM21_C2|        |TIM2_C4 |TSC     |USART2  |        |        |        |

  998.  * PA4 |SPI1    |        |        |TSC     |USART2  |TIM22_TR|        |        |

  999.  * PA5 |SPI1    |        |TIM2_TR |TSC     |        |TIM2_C1 |        |        |

  1000.  * PA6 |SPI1    |        |        |TSC     |LPUART  |TIM22_C1|EVENTOUT|COMP1   |

  1001.  * PA7 |SPI1    |        |        |TSC     |        |TIM22_C2|EVENTOUT|COMP2   |

  1002.  * PA8 |MCO     |        |USB     |EVENTOUT|USART1  |        |        |        |

  1003.  * PA9 |MCO     |        |        |TSC     |USART1  |        |        |        |

  1004.  * PA10|        |        |        |TSC     |USART1  |        |        |        |

  1005.  * PA11|SPI1    |        |EVENTOUT|TSC     |USART1  |        |        |COMP1   |

  1006.  * PA12|SPI1    |        |EVENTOUT|TSC     |USART1  |        |        |COMP2   |

  1007.  * PA13|SWDIO   |        |USB     |        |        |        |        |        |

  1008.  * PA14|SWCLK   |        |        |        |USART2  |        |        |        |

  1009.  * PA15|SPI1    |        |TIM2_TR |EVENTOUT|USART2  |TIM2_C1 |        |        |

  1010.  *______________________________________________________________________________

  1011.  * PB0 |EVENTOUT|        |        |TSC     |        |        |        |        |

  1012.  * PB1 |        |        |        |TSC     |LPUART1 |        |        |        |

  1013.  * PB2 |        |        |LPTIM1_O|TSC     |        |        |        |        |

  1014.  * PB3 |SPI1    |        |TIM2_C2 |TSC     |EVENTOUT|        |        |        |

  1015.  * PB4 |SPI1    |        |EVENTOUT|TSC     |TIM22_C1|        |        |        |

  1016.  * PB5 |SPI1    |        |LPTIM1_I|I2C1    |TIM22_C2|        |        |        |

  1017.  * PB6 |USART1  |I2C1    |LPTIM1_T|TSC     |        |        |        |        |

  1018.  * PB7 |USART1  |I2C1    |LPTIM1_I|TSC     |        |        |        |        |

  1019.  * PB8 |        |        |        |TSC     |I2C1    |        |        |        |

  1020.  * PB9 |        |        |EVENTOUT|        |I2C1    |SPI2    |        |        |

  1021.  * PB10|        |        |TIM2_C3 |TSC     |LPUART1 |SPI2    |I2C2    |        |

  1022.  * PB11|EVENTOUT|        |TIM2_C4 |TSC     |LPUART1 |        |I2C2    |        |

  1023.  * PB12|SPI2    |        |LPUART1 |TSC     |        |I2C2    |EVENTOUT|        |

  1024.  * PB13|SPI2    |        |        |TSC     |LPUART1 |I2C2    |TIM21_C1|        |

  1025.  * PB14|SPI2    |        |RTC     |TSC     |LPUART1 |I2C2    |TIM21_C2|        |

  1026.  * PB15|SPI2    |        |RTC     |        |        |        |        |        |

  1027.  *______________________________________________________________________________

  1028.  * PC0 |LPTIM1_I|        |EVENTOUT|TSC     |        |        |        |        |

  1029.  * PC1 |LPTIM1_O|        |EVENTOUT|TSC     |        |        |        |        |

  1030.  * PC2 |LPTIM1_I|        |SPI2    |TSC     |        |        |        |        |

  1031.  * PC3 |LPTIM1_T|        |SPI2    |TSC     |        |        |        |        |

  1032.  * PC4 |EVENTOUT|        |LPUART  |        |        |        |        |        |

  1033.  * PC5 |        |        |LPUART  |TSC     |        |        |        |        |

  1034.  * PC6 |TIM22_C1|        |        |TSC     |        |        |        |        |

  1035.  * PC7 |TIM22_C2|        |        |TSC     |        |        |        |        |

  1036.  * PC8 |TIM22_TR|        |        |TSC     |        |        |        |        |

  1037.  * PC9 |TIM21_TR|        |USB     |TSC     |        |        |        |        |

  1038.  * PC10|LPUART  |        |        |        |        |        |        |        |

  1039.  * PC11|LPUART  |        |        |        |        |        |        |        |

  1040.  * PC12|        |        |        |        |        |        |        |        |

  1041.  * PC13|        |        |        |        |        |        |        |        |

  1042.  * PC14|        |        |        |        |        |        |        |        |

  1043.  * PC15|        |        |        |        |        |        |        |        |

  1044.  *______________________________________________________________________________

  1045.  * PD2 |LPUART  |        |        |        |        |        |        |        |

  1046.  *______________________________________________________________________________

  1047.  * PH0 |USB     |        |        |        |        |        |        |        |

  1048.  * PH1 |        |        |        |        |        |        |        |        |

  1049.  *  *

  1050.  */

  1051. 

  1052. /** @defgroup GPIOEx_Alternate_function_selection Alternate function selection

  1053.  * @{

  1054.  */

  1055. 

  1056. /*

  1057.  * Alternate function AF0

  1058.  */

  1059. #define GPIO_AF0_SPI1          ((uint8_t)0x00U)  /* SPI1 Alternate Function mapping     */

  1060. #define GPIO_AF0_SPI2          ((uint8_t)0x00U)  /* SPI2 Alternate Function mapping     */

  1061. #define GPIO_AF0_USART1        ((uint8_t)0x00U)  /* USART1 Alternate Function mapping   */

  1062. #define GPIO_AF0_USART2        ((uint8_t)0x00U)  /* USART2 Alternate Function mapping   */

  1063. #define GPIO_AF0_LPUART1       ((uint8_t)0x00U)  /* LPUART1 Alternate Function mapping  */

  1064. #define GPIO_AF0_USB           ((uint8_t)0x00U)  /* USB Alternate Function mapping      */

  1065. #define GPIO_AF0_LPTIM1        ((uint8_t)0x00U)  /* LPTIM1 Alternate Function mapping   */

  1066. #define GPIO_AF0_TSC           ((uint8_t)0x00U)  /* TSC Alternate Function mapping      */

  1067. #define GPIO_AF0_TIM2          ((uint8_t)0x00U)  /* TIM2 Alternate Function mapping     */

  1068. #define GPIO_AF0_TIM21         ((uint8_t)0x00U)  /* TIM21 Alternate Function mapping    */

  1069. #define GPIO_AF0_TIM22         ((uint8_t)0x00U)  /* TIM22 Alternate Function mapping    */

  1070. #define GPIO_AF0_EVENTOUT      ((uint8_t)0x00U)  /* EVENTOUT Alternate Function mapping */

  1071. #define GPIO_AF0_MCO           ((uint8_t)0x00U)  /* MCO Alternate Function mapping      */

  1072. #define GPIO_AF0_SWDIO         ((uint8_t)0x00U)  /* SWDIO Alternate Function mapping    */

  1073. #define GPIO_AF0_SWCLK         ((uint8_t)0x00U)  /* SWCLK Alternate Function mapping    */

  1074. /**

  1075.   *

  1076.   */

  1077. 

  1078. /*

  1079.  * Alternate function AF1

  1080.  */

  1081. #define GPIO_AF1_SPI1          ((uint8_t)0x01U)  /* SPI1 Alternate Function mapping  */

  1082. #define GPIO_AF1_SPI2          ((uint8_t)0x01U)  /* SPI2 Alternate Function mapping  */

  1083. #define GPIO_AF1_I2C1          ((uint8_t)0x01U)  /* I2C1 Alternate Function mapping  */

  1084. /**

  1085.   *

  1086.   */

  1087. 

  1088. /**

  1089.  * Alternate function AF2

  1090.  */

  1091. #define GPIO_AF2_SPI2          ((uint8_t)0x02U)  /* SPI2 Alternate Function mapping       */

  1092. #define GPIO_AF2_LPUART1       ((uint8_t)0x02U)  /* LPUART1 Alternate Function mapping    */

  1093. #define GPIO_AF2_USB           ((uint8_t)0x02U)  /* USB Alternate Function mapping        */

  1094. #define GPIO_AF2_LPTIM1        ((uint8_t)0x02U)  /* LPTIM1 Alternate Function mapping     */

  1095. #define GPIO_AF2_TIM2          ((uint8_t)0x02U)  /* TIM2 Alternate Function mapping       */

  1096. #define GPIO_AF2_EVENTOUT      ((uint8_t)0x02U)  /* EVENTOUT Alternate Function mapping   */

  1097. #define GPIO_AF2_RTC           ((uint8_t)0x02U)  /* RTC Alternate Function mapping        */

  1098. /**

  1099.   *

  1100.   */

  1101. 

  1102. /*

  1103.  * Alternate function AF3

  1104.  */

  1105. #define GPIO_AF3_I2C1          ((uint8_t)0x03U)  /* I2C1 Alternate Function mapping     */

  1106. #define GPIO_AF3_TSC           ((uint8_t)0x03U)  /* TSC  Alternate Function mapping     */

  1107. #define GPIO_AF3_EVENTOUT      ((uint8_t)0x03U)  /* EVENTOUT Alternate Function mapping */

  1108. /**

  1109.   *

  1110.   */

  1111. 

  1112. /*

  1113.  * Alternate function AF4

  1114.  */

  1115. #define GPIO_AF4_I2C1            ((uint8_t)0x04U)  /* I2C1 Alternate Function mapping     */

  1116. #define GPIO_AF4_USART1          ((uint8_t)0x04U)  /* USART1 Alternate Function mapping   */

  1117. #define GPIO_AF4_USART2          ((uint8_t)0x04U)  /* USART2 Alternate Function mapping   */

  1118. #define GPIO_AF4_LPUART1         ((uint8_t)0x04U)  /* LPUART1 Alternate Function mapping  */

  1119. #define GPIO_AF4_TIM22           ((uint8_t)0x04U)  /* TIM22 Alternate Function mapping    */

  1120. #define GPIO_AF4_EVENTOUT        ((uint8_t)0x04U)  /* EVENTOUT Alternate Function mapping */

  1121. /**

  1122.   *

  1123.   */

  1124. 

  1125. /*

  1126.  * Alternate function AF5

  1127.  */

  1128. #define GPIO_AF5_SPI2          ((uint8_t)0x05U)  /* SPI2 Alternate Function mapping     */

  1129. #define GPIO_AF5_I2C2          ((uint8_t)0x05U)  /* I2C2 Alternate Function mapping     */

  1130. #define GPIO_AF5_TIM2          ((uint8_t)0x05U)  /* TIM2 Alternate Function mapping     */

  1131. #define GPIO_AF5_TIM21         ((uint8_t)0x05U)  /* TIM21 Alternate Function mapping    */

  1132. #define GPIO_AF5_TIM22         ((uint8_t)0x05U)  /* TIM22 Alternate Function mapping    */

  1133. /**

  1134.   *

  1135.   */

  1136. 

  1137. /*

  1138.  * Alternate function AF6

  1139.  */

  1140. #define GPIO_AF6_I2C2          ((uint8_t)0x06U)  /* I2C2 Alternate Function mapping      */

  1141. #define GPIO_AF6_TIM21         ((uint8_t)0x06U)  /* TIM21 Alternate Function mapping     */

  1142. #define GPIO_AF6_EVENTOUT      ((uint8_t)0x06U)  /* EVENTOUT Alternate Function mapping  */

  1143. /**

  1144.   *

  1145.   */

  1146. 

  1147. /*

  1148.  * Alternate function AF7

  1149.  */

  1150. #define GPIO_AF7_COMP1        ((uint8_t)0x07U)  /* COMP1 Alternate Function mapping     */

  1151. #define GPIO_AF7_COMP2        ((uint8_t)0x07U)  /* COMP2 Alternate Function mapping     */

  1152. /**

  1153.   *

  1154.   */

  1155. 

  1156. /**

  1157.   * @}

  1158.   */

  1159. 

  1160. /**

  1161.   * @}

  1162.   */

  1163. 

  1164. /** @defgroup GPIOEx_Private  GPIOEx Private

  1165.  * @{

  1166.  */

  1167. /**

  1168.  * @brief  IS_GPIO_AF macro definition

  1169.  */

  1170. 

  1171. #define IS_GPIO_AF(AF)         ((AF) <= (uint8_t)0x07)

  1172. 

  1173. /**

  1174.   * @}

  1175.   */

  1176. #endif /* STM32L052xx || STM32L062xx */

  1177. /*------------------------------------------------------------------------------------------*/

  1178. 

  1179. /*----------------------------------------------------------------------------*/

  1180. /*------------------------- STM32L051xx/STM32L061xx---------------------------*/

  1181. /*----------------------------------------------------------------------------*/

  1182. #if defined (STM32L051xx)|| defined (STM32L061xx)

  1183. /* The table below gives an overview of the different alternate functions per port.

  1184.  * For more details refer yourself to the product data sheet.

  1185.  *

  1186.  */

  1187. /*     |   AF0  |   AF1  |   AF2  |   AF3  |   AF4  |   AF5  |   AF6  |   AF7  |

  1188.  *______________________________________________________________________________

  1189.  * PA0 |        |        |TIM2_C1 |        |USART2  |TIM2_TR |        |COMP1   |

  1190.  * PA1 |EVENTOUT|        |TIM2_C2 |        |USART2  |TIM21_TR|        |        |

  1191.  * PA2 |TIM21_C1|        |TIM2_C3 |        |USART2  |        |        |COMP2   |

  1192.  * PA3 |TIM21_C2|        |TIM2_C4 |        |USART2  |        |        |        |

  1193.  * PA4 |SPI1    |        |        |        |USART2  |TIM22_TR|        |        |

  1194.  * PA5 |SPI1    |        |TIM2_TR |        |        |TIM2_C1 |        |        |

  1195.  * PA6 |SPI1    |        |        |        |LPUART  |TIM22_C1|EVENTOUT|COMP1   |

  1196.  * PA7 |SPI1    |        |        |        |        |TIM22_C2|EVENTOUT|COMP2   |

  1197.  * PA8 |MCO     |        |        |EVENTOUT|USART1  |        |        |        |

  1198.  * PA9 |MCO     |        |        |        |USART1  |        |        |        |

  1199.  * PA10|        |        |        |        |USART1  |        |        |        |

  1200.  * PA11|SPI1    |        |EVENTOUT|        |USART1  |        |        |COMP1   |

  1201.  * PA12|SPI1    |        |EVENTOUT|        |USART1  |        |        |COMP2   |

  1202.  * PA13|SWDIO   |        |        |        |        |        |        |        |

  1203.  * PA14|SWCLK   |        |        |        |USART2  |        |        |        |

  1204.  * PA15|SPI1    |        |TIM2_TR |EVENTOUT|USART2  |TIM2_C1 |        |        |

  1205.  *______________________________________________________________________________

  1206.  * PB0 |EVENTOUT|        |        |        |        |        |        |        |

  1207.  * PB1 |        |        |        |        |LPUART1 |        |        |        |

  1208.  * PB2 |        |        |LPTIM1_O|        |        |        |        |        |

  1209.  * PB3 |SPI1    |        |TIM2_C2 |        |EVENTOUT|        |        |        |

  1210.  * PB4 |SPI1    |        |EVENTOUT|        |TIM22_C1|        |        |        |

  1211.  * PB5 |SPI1    |        |LPTIM1_I|I2C1    |TIM22_C2|        |        |        |

  1212.  * PB6 |USART1  |I2C1    |LPTIM1_T|        |        |        |        |        |

  1213.  * PB7 |USART1  |I2C1    |LPTIM1_I|        |        |        |        |        |

  1214.  * PB8 |        |        |        |        |I2C1    |        |        |        |

  1215.  * PB9 |        |        |EVENTOUT|        |I2C1    |SPI2    |        |        |

  1216.  * PB10|        |        |TIM2_C3 |        |LPUART1 |SPI2    |I2C2    |        |

  1217.  * PB11|EVENTOUT|        |TIM2_C4 |        |LPUART1 |        |I2C2    |        |

  1218.  * PB12|SPI2    |        |LPUART1 |        |        |I2C2    |EVENTOUT|        |

  1219.  * PB13|SPI2    |        |        |        |LPUART1 |I2C2    |TIM21_C1|        |

  1220.  * PB14|SPI2    |        |RTC     |        |LPUART1 |I2C2    |TIM21_C2|        |

  1221.  * PB15|SPI2    |        |RTC     |        |        |        |        |        |

  1222.  *______________________________________________________________________________

  1223.  * PC0 |LPTIM1_I|        |EVENTOUT|        |        |        |        |        |

  1224.  * PC1 |LPTIM1_O|        |EVENTOUT|        |        |        |        |        |

  1225.  * PC2 |LPTIM1_I|        |SPI2    |        |        |        |        |        |

  1226.  * PC3 |LPTIM1_T|        |SPI2    |        |        |        |        |        |

  1227.  * PC4 |EVENTOUT|        |LPUART  |        |        |        |        |        |

  1228.  * PC5 |        |        |LPUART  |        |        |        |        |        |

  1229.  * PC6 |TIM22_C1|        |        |        |        |        |        |        |

  1230.  * PC7 |TIM22_C2|        |        |        |        |        |        |        |

  1231.  * PC8 |TIM22_TR|        |        |        |        |        |        |        |

  1232.  * PC9 |TIM21_TR|        |        |        |        |        |        |        |

  1233.  * PC10|LPUART  |        |        |        |        |        |        |        |

  1234.  * PC11|LPUART  |        |        |        |        |        |        |        |

  1235.  * PC12|        |        |        |        |        |        |        |        |

  1236.  * PC13|        |        |        |        |        |        |        |        |

  1237.  * PC14|        |        |        |        |        |        |        |        |

  1238.  * PC15|        |        |        |        |        |        |        |        |

  1239.  *______________________________________________________________________________

  1240.  * PD2 |LPUART  |        |        |        |        |        |        |        |

  1241.  *______________________________________________________________________________

  1242.  * PH0 |        |        |        |        |        |        |        |        |

  1243.  * PH1 |        |        |        |        |        |        |        |        |

  1244.  *  *

  1245.  */

  1246. 

  1247. /** @defgroup GPIOEx_Alternate_function_selection Alternate function selection

  1248.  * @{

  1249.  */

  1250. 

  1251. /*

  1252.  * Alternate function AF0

  1253.  */

  1254. #define GPIO_AF0_SPI1          ((uint8_t)0x00U)  /* SPI1 Alternate Function mapping     */

  1255. #define GPIO_AF0_SPI2          ((uint8_t)0x00U)  /* SPI2 Alternate Function mapping     */

  1256. #define GPIO_AF0_USART1        ((uint8_t)0x00U)  /* USART1 Alternate Function mapping   */

  1257. #define GPIO_AF0_USART2        ((uint8_t)0x00U)  /* USART2 Alternate Function mapping   */

  1258. #define GPIO_AF0_LPUART1       ((uint8_t)0x00U)  /* LPUART1 Alternate Function mapping  */

  1259. #define GPIO_AF0_LPTIM1        ((uint8_t)0x00U)  /* LPTIM1 Alternate Function mapping   */

  1260. #define GPIO_AF0_TIM2          ((uint8_t)0x00U)  /* TIM2 Alternate Function mapping     */

  1261. #define GPIO_AF0_TIM21         ((uint8_t)0x00U)  /* TIM21 Alternate Function mapping    */

  1262. #define GPIO_AF0_TIM22         ((uint8_t)0x00U)  /* TIM22 Alternate Function mapping    */

  1263. #define GPIO_AF0_EVENTOUT      ((uint8_t)0x00U)  /* EVENTOUT Alternate Function mapping */

  1264. #define GPIO_AF0_MCO           ((uint8_t)0x00U)  /* MCO Alternate Function mapping      */

  1265. #define GPIO_AF0_SWDIO         ((uint8_t)0x00U)  /* SWDIO Alternate Function mapping    */

  1266. #define GPIO_AF0_SWCLK         ((uint8_t)0x00U)  /* SWCLK Alternate Function mapping    */

  1267. /**

  1268.   *

  1269.   */

  1270. 

  1271. /*

  1272.  * Alternate function AF1

  1273.  */

  1274. #define GPIO_AF1_SPI1          ((uint8_t)0x01U)  /* SPI1 Alternate Function mapping  */

  1275. #define GPIO_AF1_SPI2          ((uint8_t)0x01U)  /* SPI2 Alternate Function mapping  */

  1276. #define GPIO_AF1_I2C1          ((uint8_t)0x01U)  /* I2C1 Alternate Function mapping  */

  1277. /**

  1278.   *

  1279.   */

  1280. 

  1281.  /*

  1282.   * Alternate function AF2

  1283.  */

  1284. #define GPIO_AF2_SPI2          ((uint8_t)0x02U)  /* SPI2 Alternate Function mapping       */

  1285. #define GPIO_AF2_LPUART1       ((uint8_t)0x02U)  /* LPUART1 Alternate Function mapping    */

  1286. #define GPIO_AF2_USB           ((uint8_t)0x02U)  /* USB Alternate Function mapping        */

  1287. #define GPIO_AF2_LPTIM1        ((uint8_t)0x02U)  /* LPTIM1 Alternate Function mapping     */

  1288. #define GPIO_AF2_TIM2          ((uint8_t)0x02U)  /* TIM2 Alternate Function mapping       */

  1289. #define GPIO_AF2_EVENTOUT      ((uint8_t)0x02U)  /* EVENTOUT Alternate Function mapping   */

  1290. #define GPIO_AF2_RTC           ((uint8_t)0x02U)  /* RTC Alternate Function mapping        */

  1291. /**

  1292.   *

  1293.   */

  1294. 

  1295. /*

  1296.  * Alternate function AF3

  1297.  */

  1298. #define GPIO_AF3_I2C1          ((uint8_t)0x03U)  /* I2C1 Alternate Function mapping     */

  1299. #define GPIO_AF3_EVENTOUT      ((uint8_t)0x03U)  /* EVENTOUT Alternate Function mapping */

  1300. /**

  1301.   *

  1302.   */

  1303. 

  1304. /*

  1305.  * Alternate function AF4

  1306.  */

  1307. #define GPIO_AF4_I2C1            ((uint8_t)0x04U)  /* I2C1 Alternate Function mapping     */

  1308. #define GPIO_AF4_USART1          ((uint8_t)0x04U)  /* USART1 Alternate Function mapping   */

  1309. #define GPIO_AF4_USART2          ((uint8_t)0x04U)  /* USART2 Alternate Function mapping   */

  1310. #define GPIO_AF4_LPUART1         ((uint8_t)0x04U)  /* LPUART1 Alternate Function mapping  */

  1311. #define GPIO_AF4_TIM22           ((uint8_t)0x04U)  /* TIM22 Alternate Function mapping    */

  1312. #define GPIO_AF4_EVENTOUT        ((uint8_t)0x04U)  /* EVENTOUT Alternate Function mapping */

  1313. /**

  1314.   *

  1315.   */

  1316. 

  1317. /*

  1318.  * Alternate function AF5

  1319.  */

  1320. #define GPIO_AF5_SPI2          ((uint8_t)0x05U)  /* SPI2 Alternate Function mapping     */

  1321. #define GPIO_AF5_I2C2          ((uint8_t)0x05U)  /* I2C2 Alternate Function mapping     */

  1322. #define GPIO_AF5_TIM2          ((uint8_t)0x05U)  /* TIM2 Alternate Function mapping     */

  1323. #define GPIO_AF5_TIM21         ((uint8_t)0x05U)  /* TIM21 Alternate Function mapping    */

  1324. #define GPIO_AF5_TIM22         ((uint8_t)0x05U)  /* TIM22 Alternate Function mapping    */

  1325. /**

  1326.   *

  1327.   */

  1328. 

  1329. /*

  1330.  * Alternate function AF6

  1331.  */

  1332. #define GPIO_AF6_I2C2          ((uint8_t)0x06U)  /* I2C2 Alternate Function mapping      */

  1333. #define GPIO_AF6_TIM21         ((uint8_t)0x06U)  /* TIM21 Alternate Function mapping     */

  1334. #define GPIO_AF6_EVENTOUT      ((uint8_t)0x06U)  /* EVENTOUT Alternate Function mapping  */

  1335. /**

  1336.   *

  1337.   */

  1338. 

  1339. /*

  1340.  * Alternate function AF7

  1341.  */

  1342. #define GPIO_AF7_COMP1        ((uint8_t)0x07U)  /* COMP1 Alternate Function mapping     */

  1343. #define GPIO_AF7_COMP2        ((uint8_t)0x07U)  /* COMP2 Alternate Function mapping     */

  1344. /**

  1345.   *

  1346.   */

  1347. 

  1348. /**

  1349.   * @}

  1350.   */

  1351. 

  1352. /**

  1353.   * @}

  1354.   */

  1355. 

  1356. /** @defgroup GPIOEx_Private  GPIOEx Private

  1357.  * @{

  1358.  */

  1359. 

  1360. /**

  1361.  * @brief  IS_GPIO_AF macro definition

  1362.  */

  1363. #define IS_GPIO_AF(AF)         ((AF) <= (uint8_t)0x07)

  1364. 

  1365. /**

  1366.   * @}

  1367.   */

  1368. #endif /* STM32L051xx/STM32L061xx*/

  1369. /*------------------------------------------------------------------------------------------*/

  1370. 

  1371. /*----------------------------------------------------------------------------*/

  1372. /*------------------------- STM32L031xx/STM32L041xx---------------------------*/

  1373. /*----------------------------------------------------------------------------*/

  1374. #if defined (STM32L031xx)|| defined (STM32L041xx)

  1375. /* The table below gives an overview of the different alternate functions per port.

  1376.  * For more details refer yourself to the product data sheet.

  1377.  *

  1378.  */

  1379. /*     |   AF0  |   AF1  |   AF2  |   AF3  |   AF4  |   AF5  |   AF6  |   AF7  |

  1380.  *______________________________________________________________________________

  1381.  * PA0 |        |LPTIM1  |TIM2_C1 |        |USART2  |TIM2_TR |        |COMP1   |

  1382.  * PA1 |EVENTOUT|LPTIM1  |TIM2_C2 |I2C1    |USART2  |TIM21_TR|        |        |

  1383.  * PA2 |TIM21_C1|        |TIM2_C3 |        |USART2  |        |LPUART1 |COMP2   |

  1384.  * PA3 |TIM21_C2|        |TIM2_C4 |        |USART2  |        |LPUART1 |        |

  1385.  * PA4 |SPI1    |LPTIM1  |        |        |USART2  |TIM22_TR|        |        |

  1386.  * PA5 |SPI1    |LPTIM1  |TIM2_TR |        |        |TIM2_C1 |        |        |

  1387.  * PA6 |SPI1    |LPTIM1  |        |        |LPUART  |TIM22_C1|EVENTOUT|COMP1   |

  1388.  * PA7 |SPI1    |LPTIM1  |        |        |USART2  |TIM22_C2|EVENTOUT|COMP2   |

  1389.  * PA8 |MCO     |        |LPTIM1  |EVENTOUT|USART2  |TIM2_C1 |        |        |

  1390.  * PA9 |MCO     |I2C1    |        |        |USART2  |TIM22_C1|        |        |

  1391.  * PA10|        |I2C1    |        |        |USART2  |TIM22_C2|        |        |

  1392.  * PA11|SPI1    |        |EVENTOUT|        |USART2  |TIM21_C2|        |COMP1   |

  1393.  * PA12|SPI1    |        |EVENTOUT|        |USART2  |        |        |COMP2   |

  1394.  * PA13|SWDIO   |LPTIM1  |        |        |        |        |LPUART1 |        |

  1395.  * PA14|SWCLK   |LPTIM1  |        |I2C1    |USART2  |        |LPUART1 |        |

  1396.  * PA15|SPI1    |        |TIM2_TR |EVENTOUT|USART2  |TIM2_C1 |        |        |

  1397.  *_____________________________________________________________________________|

  1398.  * PB0 |EVENTOUT|SPI1    |        |        |USART2  |TIM2_C3 |        |        |

  1399.  * PB1 |USART2  |SPI1    |        |        |LPUART1 |TIM2_C4 |        |        |

  1400.  * PB2 |        |        |LPTIM1_O|        |        |        |        |        |

  1401.  * PB3 |SPI1    |        |TIM2_C2 |        |EVENTOUT|        |        |        |

  1402.  * PB4 |SPI1    |        |EVENTOUT|        |TIM22_C1|        |        |        |

  1403.  * PB5 |SPI1    |        |LPTIM1_I|I2C1    |TIM22_C2|        |        |        |

  1404.  * PB6 |USART2  |I2C1    |LPTIM1_T|        |        |TIM21_C1|        |        |

  1405.  * PB7 |USART2  |I2C1    |LPTIM1_I|        |        |        |        |        |

  1406.  * PB8 |        |        |        |        |I2C1    |        |        |        |

  1407.  * PB9 |        |        |EVENTOUT|        |I2C1    |        |        |        |

  1408.  * PB10|        |        |TIM2_C3 |        |        |        |LPUART1 |        |

  1409.  * PB11|EVENTOUT|        |TIM2_C4 |        |        |        |LPUART1 |        |

  1410.  * PB12|SPI2    |        |        |        |        |        |EVENTOUT|        |

  1411.  * PB13|SPI2    |        |MCO     |        |        |TIM21_C1|LPUART1 |        |

  1412.  * PB14|SPI2    |        |RTC     |        |        |TIM21_C2|LPUART1 |        |

  1413.  * PB15|SPI2    |        |RTC     |        |        |        |        |        |

  1414.  *_____________________________________________________________________________|

  1415.  * PC0 |LPTIM1_I|        |EVENTOUT|        |        |        |LPUART1 |        |

  1416.  * PC13|        |        |        |        |        |        |        |        |

  1417.  * PC14|        |        |        |        |        |        |        |        |

  1418.  * PC15|        |        |        |        |        |        |        |        |

  1419.  *_____________________________________________________________________________|

  1420.  * PH0 |        |        |        |        |        |        |        |        |

  1421.  * PH1 |        |        |        |        |        |        |        |        |

  1422.  *_____________________________________________________________________________|

  1423.  */

  1424. 

  1425. /** @defgroup GPIOEx_Alternate_function_selection Alternate function selection

  1426.  * @{

  1427.  */

  1428. 

  1429. /*

  1430.  * Alternate function AF0

  1431.  */

  1432. #define GPIO_AF0_EVENTOUT      ((uint8_t)0x00U)  /* EVENTOUT Alternate Function mapping */

  1433. #define GPIO_AF0_TIM21         ((uint8_t)0x00U)  /* TIM21 Alternate Function mapping    */

  1434. #define GPIO_AF0_SPI1          ((uint8_t)0x00U)  /* SPI1 Alternate Function mapping     */

  1435. #define GPIO_AF0_USART2        ((uint8_t)0x00U)  /* USART2 Alternate Function mapping   */

  1436. #define GPIO_AF0_LPTIM1        ((uint8_t)0x00U)  /* LPTIM1 Alternate Function mapping   */

  1437. #define GPIO_AF0_MCO           ((uint8_t)0x00U)  /* MCO Alternate Function mapping      */

  1438. #define GPIO_AF0_SWDIO         ((uint8_t)0x00U)  /* SWDIO Alternate Function mapping    */

  1439. #define GPIO_AF0_SWCLK         ((uint8_t)0x00U)  /* SWCLK Alternate Function mapping    */

  1440. /**

  1441.   *

  1442.   */

  1443. 

  1444. /*

  1445.  * Alternate function AF1

  1446.  */

  1447. #define GPIO_AF1_SPI1          ((uint8_t)0x01U)  /* SPI1 Alternate Function mapping   */

  1448. #define GPIO_AF1_I2C1          ((uint8_t)0x01U)  /* I2C1 Alternate Function mapping   */

  1449. #define GPIO_AF1_LPTIM1        ((uint8_t)0x01U)  /* LPTIM1 Alternate Function mapping */

  1450. /**

  1451.   *

  1452.   */

  1453. 

  1454. /*

  1455.  * Alternate function AF2

  1456.  */

  1457. #define GPIO_AF2_LPTIM1        ((uint8_t)0x02U)  /* LPTIM1 Alternate Function mapping     */

  1458. #define GPIO_AF2_TIM2          ((uint8_t)0x02U)  /* TIM2 Alternate Function mapping       */

  1459. #define GPIO_AF2_MCO           ((uint8_t)0x02U)  /* MCO Alternate Function mapping        */

  1460. #define GPIO_AF2_EVENTOUT      ((uint8_t)0x02U)  /* EVENTOUT Alternate Function mapping   */

  1461. #define GPIO_AF2_RTC           ((uint8_t)0x02U)  /* RTC Alternate Function mapping        */

  1462. /**

  1463.   *

  1464.   */

  1465. 

  1466. /*

  1467.  * Alternate function AF3

  1468.  */

  1469. #define GPIO_AF3_I2C1          ((uint8_t)0x03U)  /* I2C1 Alternate Function mapping     */

  1470. #define GPIO_AF3_EVENTOUT      ((uint8_t)0x03U)  /* EVENTOUT Alternate Function mapping  */

  1471. /**

  1472.   *

  1473.   */

  1474. 

  1475. /*

  1476.  * Alternate function AF4

  1477.  */

  1478. #define GPIO_AF4_I2C1          ((uint8_t)0x04U)  /* I2C1 Alternate Function mapping     */

  1479. #define GPIO_AF4_USART2        ((uint8_t)0x04U)  /* USART2 Alternate Function mapping   */

  1480. #define GPIO_AF4_LPUART1       ((uint8_t)0x04U)  /* LPUART1 Alternate Function mapping  */

  1481. #define GPIO_AF4_TIM22         ((uint8_t)0x04U)  /* TIM22 Alternate Function mapping    */

  1482. #define GPIO_AF4_EVENTOUT      ((uint8_t)0x04U)  /* EVENTOUT Alternate Function mapping  */

  1483. /**

  1484.   *

  1485.   */

  1486. 

  1487. /*

  1488.  * Alternate function AF5

  1489.  */

  1490. #define GPIO_AF5_TIM2          ((uint8_t)0x05U)  /* TIM2 Alternate Function mapping     */

  1491. #define GPIO_AF5_TIM21         ((uint8_t)0x05U)  /* TIM21 Alternate Function mapping    */

  1492. #define GPIO_AF5_TIM22         ((uint8_t)0x05U)  /* TIM22 Alternate Function mapping    */

  1493. /**

  1494.   *

  1495.   */

  1496. 

  1497. /*

  1498.  * Alternate function AF6

  1499.  */

  1500. #define GPIO_AF6_LPUART1       ((uint8_t)0x06U)  /* LPUART1 Alternate Function mapping  */

  1501. #define GPIO_AF6_EVENTOUT      ((uint8_t)0x06U)  /* EVENTOUT Alternate Function mapping  */

  1502. /**

  1503.   *

  1504.   */

  1505. 

  1506. /*

  1507.  * Alternate function AF7

  1508.  */

  1509. #define GPIO_AF7_COMP1         ((uint8_t)0x07U)  /* COMP1 Alternate Function mapping     */

  1510. #define GPIO_AF7_COMP2         ((uint8_t)0x07U)  /* COMP2 Alternate Function mapping     */

  1511. /**

  1512.   *

  1513.   */

  1514. 

  1515. /**

  1516.   * @}

  1517.   */

  1518. 

  1519. /**

  1520.   * @}

  1521.   */

  1522. 

  1523. /** @defgroup GPIOEx_Private  GPIOEx Private

  1524.  * @{

  1525.  */

  1526. /**

  1527.  * @brief  IS_GPIO_AF macro definition

  1528.  */

  1529. 

  1530. #define IS_GPIO_AF(AF)         ((AF) <= (uint8_t)0x07)

  1531. 

  1532. /**

  1533.   * @}

  1534.   */

  1535. 

  1536. #endif /* STM32L031xx/STM32L041xx*/

  1537. /*------------------------------------------------------------------------------------------*/

  1538. 

  1539. /*----------------------------------------------------------------------------*/

  1540. /*------------------------- STM32L011xx/STM32L021xx---------------------------*/

  1541. /*----------------------------------------------------------------------------*/

  1542. #if defined (STM32L011xx)|| defined (STM32L021xx)

  1543. /* The table below gives an overview of the different alternate functions per port.

  1544.  * For more details refer yourself to the product data sheet.

  1545.  *

  1546.  */

  1547. /*     |   AF0   |   AF1    |   AF2  |   AF3   |   AF4    |   AF5  |   AF6     |   AF7   |

  1548.  *______________________________________________________________________________________

  1549.  * PA0 |USART2_RX|LPTIM1_IN1|TIM2_C1  |        |USART2_CTS|TIM2_ETR|LPUART1_RX |COMP1_OUT|

  1550.  * PA1 |EVENTOUT |LPTIM1_IN2|TIM2_C2  |I2C1    |USART2_RTS|TIM21_TR|LPUART1_TX |         |

  1551.  * PA2 |TIM21_C1 |          |TIM2_C3  |        |USART2_TX |        |LPUART1_TX |COMP2_OUT|

  1552.  * PA3 |TIM21_C2 |          |TIM2_C4  |        |USART2_RX |        |LPUART1_RX |         |

  1553.  * PA4 |SPI1     |LPTIM1_IN1|LPTIM1_TR|I2C1_SCL|USART2_CK |TIM2_TR |LPUART1_TX |COMP2_OUT|

  1554.  * PA5 |SPI1     |LPTIM1_IN2|TIM2_TR  |        |          |TIM2_C1 |           |         |

  1555.  * PA6 |SPI1     |LPTIM1_ETR|         |        |LPUART1_CT|        |EVENTOUT   |COMP1_OUT|

  1556.  * PA7 |SPI1     |LPTIM1_OUT|         |        |USART2_CTS|TIM21_T |EVENTOUT   |COMP2_OUT|

  1557.  * PA8 |MCO      |          |LPTIM1_I1|EVENTOUT|USART2_CK |TIM2_C1 |           |         |

  1558.  * PA9 |MCO      |I2C1_SCL  |LPTIM1_O |        |USART2_TX |TIM21_C2|           |COMP1_OUT|

  1559.  * PA10|TIM21_C1 |I2C1_SDA  |RTC_REFIN|        |USART2_RX |TIM2_C3 |           |COMP1_OUT|

  1560.  * PA11|SPI1     |LPTIM1_OUT|EVENTOUT |        |USART2_CTS|TIM21_C2|           |COMP1_OUT|

  1561.  * PA12|SPI1     |          |EVENTOUT |        |USART2_RTS|        |           |COMP2_OUT|

  1562.  * PA13|SWDIO    |LPTIM1_T  |         |I2C1_SDA|          |SPI1    |LPUART1_RX |COMP1_OUT|

  1563.  * PA14|SWCLK    |LPTIM1_O  |         |I2C1_SMB|USART2_TX |SPI1    |LPUART1_TX |COMP2_OUT|

  1564.  * PA15|SPI1     |          |TIM2_TR  |EVENTOUT|USART2_RX |TIM2_C1 |           |         |

  1565.  *______________________________________________________________________________________ |

  1566.  * PB0 |EVENTOUT |SPI1      |TIM2_C2  |        |USART2_RTS|TIM2_C3 |           |         |

  1567.  * PB1 |USART2_CK|SPI1      |LPTIM1_I1|        |LPUART1_RT|TIM2_C4 |           |         |

  1568.  * PB2 |         |          |LPTIM1_O |        |          |        |           |         |

  1569.  * PB3 |SPI1     |          |TIM2_C2  |        |EVENTOUT  |        |           |         |

  1570.  * PB4 |SPI1     |          |EVENTOUT |        |          |        |           |         |

  1571.  * PB5 |SPI1     |          |LPTIM1_I1|I2C1    |          |TIM21_C1|           |         |

  1572.  * PB6 |USART2_TX|I2C1_SCL  |LPTIM1_T |        |          |TIM2_C3 |LPUART1_TX |         |

  1573.  * PB7 |USART2_RX|I2C1      |LPTIM1_I2|        |          |TIM2_C4 |LPUART1_RX |         |

  1574.  * PB8 |USART2_TX|          |EVENTOUT |        |I2C1      |SPI1    |           |         |

  1575.  * PB9 |         |          |         |        |          |        |           |         |

  1576.  *______________________________________________________________________________________ |

  1577.  * PC14|         |          |         |        |          |        |           |         |

  1578.  * PC15|         |          |         |        |          |        |           |         |

  1579.  *______________________________________________________________________________________ |

  1580.  */

  1581. 

  1582. /** @defgroup GPIOEx_Alternate_function_selection Alternate function selection

  1583.  * @{

  1584.  */

  1585. 

  1586. /*

  1587.  * Alternate function AF0

  1588.  */

  1589. #define GPIO_AF0_EVENTOUT      ((uint8_t)0x00U)  /* EVENTOUT Alternate Function mapping */

  1590. #define GPIO_AF0_TIM21         ((uint8_t)0x00U)  /* TIM21 Alternate Function mapping    */

  1591. #define GPIO_AF0_SPI1          ((uint8_t)0x00U)  /* SPI1 Alternate Function mapping     */

  1592. #define GPIO_AF0_USART2        ((uint8_t)0x00U)  /* USART2 Alternate Function mapping   */

  1593. #define GPIO_AF0_MCO           ((uint8_t)0x00U)  /* MCO Alternate Function mapping      */

  1594. #define GPIO_AF0_SWDIO         ((uint8_t)0x00U)  /* SWDIO Alternate Function mapping    */

  1595. #define GPIO_AF0_SWCLK         ((uint8_t)0x00U)  /* SWCLK Alternate Function mapping    */

  1596. /**

  1597.   *

  1598.   */

  1599. 

  1600. /*

  1601.  *  Alternate function AF1

  1602.  */

  1603. #define GPIO_AF1_SPI1          ((uint8_t)0x01U)  /* SPI1 Alternate Function mapping   */

  1604. #define GPIO_AF1_I2C1          ((uint8_t)0x01U)  /* I2C1 Alternate Function mapping   */

  1605. #define GPIO_AF1_LPTIM1        ((uint8_t)0x01U)  /* LPTIM1 Alternate Function mapping */

  1606. /**

  1607.   *

  1608.   */

  1609. 

  1610. /*  Alternate function AF2

  1611.  *

  1612.  */

  1613. #define GPIO_AF2_LPTIM1        ((uint8_t)0x02U)  /* LPTIM1 Alternate Function mapping     */

  1614. #define GPIO_AF2_TIM2          ((uint8_t)0x02U)  /* TIM2 Alternate Function mapping       */

  1615. #define GPIO_AF2_RTC           ((uint8_t)0x02U)  /* RTC Alternate Function mapping        */

  1616. #define GPIO_AF2_EVENTOUT      ((uint8_t)0x02U)  /* EVENTOUT Alternate Function mapping   */

  1617. /**

  1618.   *

  1619.   */

  1620. 

  1621. /*

  1622.  * Alternate function AF3

  1623.  */

  1624. #define GPIO_AF3_I2C1          ((uint8_t)0x03U)  /* I2C1 Alternate Function mapping     */

  1625. #define GPIO_AF3_EVENTOUT      ((uint8_t)0x03U)  /* EVENTOUT Alternate Function mapping  */

  1626. /**

  1627.   *

  1628.   */

  1629. 

  1630. /*

  1631.  * Alternate function AF4

  1632.  */

  1633. #define GPIO_AF4_I2C1          ((uint8_t)0x04U)  /* I2C1 Alternate Function mapping     */

  1634. #define GPIO_AF4_USART2        ((uint8_t)0x04U)  /* USART2 Alternate Function mapping   */

  1635. #define GPIO_AF4_LPUART1       ((uint8_t)0x04U)  /* LPUART1 Alternate Function mapping  */

  1636. #define GPIO_AF4_EVENTOUT      ((uint8_t)0x04U)  /* EVENTOUT Alternate Function mapping  */

  1637. /**

  1638.   *

  1639.   */

  1640. 

  1641. /*

  1642.  * Alternate function AF5

  1643.  */

  1644. #define GPIO_AF5_TIM2          ((uint8_t)0x05U)  /* TIM2 Alternate Function mapping     */

  1645. #define GPIO_AF5_TIM21         ((uint8_t)0x05U)  /* TIM21 Alternate Function mapping    */

  1646. #define GPIO_AF5_SPI1          ((uint8_t)0x05U)  /* SPI1 Alternate Function mapping    */

  1647. /**

  1648.   *

  1649.   */

  1650. 

  1651. /*

  1652.  * Alternate function AF6

  1653.  */

  1654. #define GPIO_AF6_LPUART1       ((uint8_t)0x06U)  /* LPUART1 Alternate Function mapping  */

  1655. #define GPIO_AF6_EVENTOUT      ((uint8_t)0x06U)  /* EVENTOUT Alternate Function mapping  */

  1656. /**

  1657.   *

  1658.   */

  1659. 

  1660. /*

  1661.  * Alternate function AF7

  1662.  */

  1663. #define GPIO_AF7_COMP1         ((uint8_t)0x07U)  /* COMP1 Alternate Function mapping     */

  1664. #define GPIO_AF7_COMP2         ((uint8_t)0x07U)  /* COMP2 Alternate Function mapping     */

  1665. /**

  1666.   *

  1667.   */

  1668. 

  1669. /**

  1670.   * @}

  1671.   */

  1672. 

  1673. /**

  1674.   * @}

  1675.   */

  1676. 

  1677. /** @defgroup GPIOEx_Private  GPIOEx Private

  1678.  * @{

  1679.  */

  1680. /**

  1681.  *  IS_GPIO_AF macro definition

  1682.  */

  1683. 

  1684. #define IS_GPIO_AF(AF)         ((AF) <= (uint8_t)0x07)

  1685. 

  1686. /**

  1687.   * @}

  1688.   */

  1689. 

  1690. #endif /* STM32L011xx/STM32L021xx*/

  1691. 

  1692. /*----------------------------------------------------------------------------*/

  1693. /*----------------------------- STM32L010xB ----------------------------------*/

  1694. /*----------------------------------------------------------------------------*/

  1695. #if defined (STM32L010xB)

  1696. /* The table below gives an overview of the different alternate functions per port.

  1697.  * For more details refer yourself to the product data sheet.

  1698.  *

  1699.  */

  1700. /*     |   AF0     |   AF1    |   AF2     |   AF3   |   AF4     |   AF5   |   AF6     |   AF7    |

  1701.  *_______________________________________________________________________________________________|

  1702.  * PA0 |           |          |TIM2_CH1   |         |USART2_CTS |TIM2_ETR |           |          |

  1703.  * PA1 |EVENTOUT   |          |TIM2_CH2   |         |USART2_RTS |TIM21_ETR|           |          |

  1704.  * PA2 |TIM21_CH1  |          |TIM2_CH3   |         |USART2_TX  |         |LPUART1_TX |          |

  1705.  * PA3 |TIM21_CH2  |          |TIM2_CH4   |         |USART2_RX  |         |LPUART1_RX |          |

  1706.  * PA4 |SPI1_NSS   |          |           |         |USART2_CK  |TIM22_ETR|           |          |

  1707.  * PA5 |SPI1_SCK   |          |TIM2_ETR   |         |           |TIM2_CH1 |           |          |

  1708.  * PA6 |SPI1_MISO  |          |           |         |LPUART1_CTS|TIM22_CH1|EVENTOUT   |          |

  1709.  * PA7 |SPI1_MOSI  |          |           |         |           |TIM22_CH2|EVENTOUT   |          |

  1710.  * PA8 |MCO        |          |           |EVENTOUT |           |         |           |          |

  1711.  * PA9 |MCO        |          |           |         |           |         |I2C1_SCL   |          |

  1712.  * PA10|           |          |           |         |           |         |I2C1_SDA   |          |

  1713.  * PA11|SPI1_MISO  |          |EVENTOUT   |         |           |         |           |          |

  1714.  * PA12|SPI1_MOSI  |          |EVENTOUT   |         |           |         |           |          |

  1715.  * PA13|SWDIO      |          |           |         |           |         |LPUART1_RX |          |

  1716.  * PA14|SWCLK      |          |           |         |USART2_TX  |         |LPUART1_TX |          |

  1717.  * PA15|SPI1_NSS   |          |TIM2_ETR   |EVENTOUT |USART2_RX  |TIM2_CH1 |           |          |

  1718.  *_______________________________________________________________________________________________|

  1719.  * PB0 |EVENTOUT   |          |           |         |           |         |           |          |

  1720.  * PB1 |           |          |           |         |LPUART1_RTS|         |           |          |

  1721.  * PB2 |           |          |LPTIM1_OUT |         |           |         |           |          |

  1722.  * PB3 |SPI1_SCK   |          |TIM2_CH2   |         |EVENTOUT   |         |           |          |

  1723.  * PB4 |SPI1_MISO  |          |           |         |TIM22_CH1  |         |           |          |

  1724.  * PB5 |SPI1_MOSI  |          |LPTIM1_IN1 |I2C1_SMBA|TIM22_CH2  |         |           |          |

  1725.  * PB6 |           |I2C1_SCL  |LPTIM1_ETR |         |           |         |           |          |

  1726.  * PB7 |           |I2C1_SDA  |LPTIM1_IN2 |         |           |         |           |          |

  1727.  * PB8 |           |          |           |         |I2C1_SCL   |         |           |          |

  1728.  * PB9 |           |          |EVENTOUT   |         |I2C1_SDA   |         |           |          |

  1729.  * PB10|           |          |TIM2_CH3   |         |LPUART1_TX |         |           |LPUART1_RX|

  1730.  * PB11|EVENTOUT   |          |TIM2_CH4   |         |LPUART1_RX |         |           |LPUART1_TX|

  1731.  * PB12|           |          |LPUART1_RTS|         |           |         |EVENTOUT   |          |

  1732.  * PB13|           |          |MCO        |         |LPUART1_CTS|         |TIM21_CH1  |          |

  1733.  * PB14|           |          |RTC_OUT    |         |LPUART1_RTS|         |TIM21_CH2  |          |

  1734.  * PB15|           |          |RTC_REFIN  |         |           |         |           |          |

  1735.  *_______________________________________________________________________________________________|

  1736.  * PC0 |LPTIM1_IN1 |          |EVENTOUT   |         |           |         |LPUART1_RX |          |

  1737.  * PC1 |LPTIM1_OUT |          |EVENTOUT   |         |           |         |LPUART1_TX |          |

  1738.  * PC2 |LPTIM1_IN2 |          |           |         |           |         |           |          |

  1739.  * PC3 |LPTIM1_ETR |          |           |         |           |         |           |          |

  1740.  * PC4 |EVENTOUT   |          |LPUART1_TX |         |           |         |           |          |

  1741.  * PC5 |           |          |LPUART1_RX |         |           |         |           |          |

  1742.  * PC6 |TIM22_CH1  |          |           |         |           |         |           |          |

  1743.  * PC7 |TIM22_CH2  |          |           |         |           |         |           |          |

  1744.  * PC8 |TIM22_ETR  |          |           |         |           |         |           |          |

  1745.  * PC9 |TIM21_ETR  |          |           |         |           |         |           |          |

  1746.  * PC10|LPUART1_TX |          |           |         |           |         |           |          |

  1747.  * PC11|LPUART1_RX |          |           |         |           |         |           |          |

  1748.  *_______________________________________________________________________________________________|

  1749.  * PD2 |LPUART1_RTS|          |           |         |           |         |           |          |

  1750.  *_______________________________________________________________________________________________|

  1751.  */

  1752. 

  1753. /** @defgroup GPIOEx_Alternate_function_selection Alternate function selection

  1754.  * @{

  1755.  */

  1756. 

  1757. /*

  1758.  * Alternate function AF0

  1759.  *

  1760.  */

  1761. #define GPIO_AF0_EVENTOUT      ((uint8_t)0x00U)  /* EVENTOUT Alternate Function mapping */

  1762. #define GPIO_AF0_TIM21         ((uint8_t)0x00U)  /* TIM21 Alternate Function mapping    */

  1763. #define GPIO_AF0_SPI1          ((uint8_t)0x00U)  /* SPI1 Alternate Function mapping     */

  1764. #define GPIO_AF0_MCO           ((uint8_t)0x00U)  /* MCO Alternate Function mapping      */

  1765. #define GPIO_AF0_SWDIO         ((uint8_t)0x00U)  /* SWDIO Alternate Function mapping    */

  1766. #define GPIO_AF0_SWCLK         ((uint8_t)0x00U)  /* SWCLK Alternate Function mapping    */

  1767. #define GPIO_AF0_LPTIM1        ((uint8_t)0x00U)  /* LPTIM1 Alternate Function mapping   */

  1768. #define GPIO_AF0_TIM22         ((uint8_t)0x00U)  /* TIM22 Alternate Function mapping    */

  1769. #define GPIO_AF0_LPUART1       ((uint8_t)0x00U)  /* LPUART1 Alternate Function mapping  */

  1770. /**

  1771.   *

  1772.   */

  1773. 

  1774. /*

  1775.  * Alternate function AF1

  1776.  *

  1777.  */

  1778. #define GPIO_AF1_I2C1          ((uint8_t)0x01U)  /* I2C1 Alternate Function mapping  */

  1779. /**

  1780.   *

  1781.   */

  1782. 

  1783. /*

  1784.  * Alternate function AF2

  1785.  *

  1786.  */

  1787. #define GPIO_AF2_TIM2          ((uint8_t)0x02U)  /* TIM2 Alternate Function mapping     */

  1788. #define GPIO_AF2_EVENTOUT      ((uint8_t)0x02U)  /* EVENTOUT Alternate Function mapping */

  1789. #define GPIO_AF2_LPTIM1        ((uint8_t)0x02U)  /* LPTIM1 Alternate Function mapping   */

  1790. #define GPIO_AF2_LPUART1       ((uint8_t)0x02U)  /* LPUART1 Alternate Function mapping  */

  1791. #define GPIO_AF2_MCO           ((uint8_t)0x02U)  /* MCO Alternate Function mapping      */

  1792. #define GPIO_AF2_RTC           ((uint8_t)0x02U)  /* RTC Alternate Function mapping      */

  1793. /**

  1794.   *

  1795.   */

  1796. 

  1797. /*

  1798.  * Alternate function AF3

  1799.  * @{

  1800.  */

  1801. #define GPIO_AF3_EVENTOUT      ((uint8_t)0x03U)  /* EVENTOUT Alternate Function mapping */

  1802. #define GPIO_AF3_I2C1          ((uint8_t)0x03U)  /* I2C1 Alternate Function mapping     */

  1803. /**

  1804.   *

  1805.   */

  1806. 

  1807. /*

  1808.  * Alternate function AF4

  1809.  *

  1810.  */

  1811. #define GPIO_AF4_USART2          ((uint8_t)0x04U)  /* USART2 Alternate Function mapping   */

  1812. #define GPIO_AF4_LPUART1         ((uint8_t)0x04U)  /* LPUART1 Alternate Function mapping  */

  1813. #define GPIO_AF4_EVENTOUT        ((uint8_t)0x04U)  /* EVENTOUT Alternate Function mapping */

  1814. #define GPIO_AF4_TIM22           ((uint8_t)0x04U)  /* TIM22 Alternate Function mapping    */

  1815. #define GPIO_AF4_I2C1            ((uint8_t)0x04U)  /* I2C1 Alternate Function mapping    */

  1816. /**

  1817.   *

  1818.   */

  1819. 

  1820. /*

  1821.  * Alternate function AF5

  1822.  *

  1823.  */

  1824. #define GPIO_AF5_TIM2          ((uint8_t)0x05U)  /* TIM2 Alternate Function mapping     */

  1825. #define GPIO_AF5_TIM21         ((uint8_t)0x05U)  /* TIM21 Alternate Function mapping    */

  1826. #define GPIO_AF5_TIM22         ((uint8_t)0x05U)  /* TIM22 Alternate Function mapping    */

  1827. /**

  1828.   *

  1829.   */

  1830. 

  1831. /*

  1832.  * Alternate function AF6

  1833.  *

  1834.  */

  1835. #define GPIO_AF6_LPUART1       ((uint8_t)0x06U)  /* LPUART1 Alternate Function mapping  */

  1836. #define GPIO_AF6_EVENTOUT      ((uint8_t)0x06U)  /* EVENTOUT Alternate Function mapping  */

  1837. #define GPIO_AF6_I2C1          ((uint8_t)0x06U)  /* I2C1 Alternate Function mapping  */

  1838. #define GPIO_AF6_TIM21         ((uint8_t)0x06U)  /* TIM21 Alternate Function mapping    */

  1839. /**

  1840.   *

  1841.   */

  1842. 

  1843. /*

  1844.  * Alternate function AF7

  1845.  *

  1846.  */

  1847. #define GPIO_AF7_LPUART1      ((uint8_t)0x07U)  /* LPUART1 Alternate Function mapping     */

  1848. /**

  1849.   *

  1850.   */

  1851. 

  1852. /**

  1853.   * @}

  1854.   */

  1855. 

  1856. /**

  1857.   * @}

  1858.   */

  1859. 

  1860. /** @defgroup GPIOEx_Private  GPIOEx Private

  1861.  * @{

  1862.  */

  1863. 

  1864.  /**

  1865.  * IS_GPIO_AF macro definition

  1866.  */

  1867. #define IS_GPIO_AF(AF)         ((AF) <= (uint8_t)0x07)

  1868. 

  1869. /**

  1870.   * @}

  1871.   */

  1872. 

  1873. #endif /* STM32L010xB */

  1874. 

  1875. /*----------------------------------------------------------------------------*/

  1876. /*------------------------- STM32L010x8 --------------------------------------*/

  1877. /*----------------------------------------------------------------------------*/

  1878. #if defined (STM32L010x8)

  1879. /* The table below gives an overview of the different alternate functions per port.

  1880.  * For more details refer yourself to the product data sheet.

  1881.  *

  1882.  */

  1883. /*      |   AF0       |   AF1      |   AF2       |   AF3    |   AF4      |   AF5      |   AF6     |

  1884.  *________________________________________________________________________________________________|

  1885.  * PA0  |             |            | TIM2_CH1    |          | USART2_CTS  | TIM2_ETR  |           |

  1886.  * PA1  | EVENTOUT    |            | TIM2_CH2    |          | USART2_RTS  | TIM21_ETR |           |

  1887.  * PA2  | TIM21_CH1   |            | TIM2_CH3    |          | USART2_TX   |           |           |

  1888.  * PA3  | TIM21_CH2   |            | TIM2_CH4    |          | USART2_RX   |           |           |

  1889.  * PA4  | SPI1_NSS    |            |             |          | USART2_CK   |           |           |

  1890.  * PA5  | SPI1_SCK    |            | TIM2_ETR    |          |             | TIM2_CH1  |           |

  1891.  * PA6  | SPI1_MISO   |            |             |          | LPUART1_CTS |           | EVENTOUT  |

  1892.  * PA7  | SPI1_MOSI   |            |             |          |             |           | EVENTOUT  |

  1893.  * PA8  | MCO         |            |             | EVENTOUT |             |           |           |

  1894.  * PA9  | MCO         |            |             |          |             |           |           |

  1895.  * PA10 |             |            |             |          |             |           |           |

  1896.  * PA11 | SPI1_MISO   |            | EVENTOUT    |          |             |           |           |

  1897.  * PA12 | SPI1_MOSI   |            | EVENTOUT    |          |             |           |           |

  1898.  * PA13 | SWDIO       |            |             |          |             |           |           |

  1899.  * PA14 | SWCLK       |            |             |          | USART2_TX   |           |           |

  1900.  * PA15 | SPI1_NSS    |            | TIM2_ETR    | EVENTOUT | USART2_RX   | TIM2_CH1  |           |

  1901.  *________________________________________________________________________________________________|

  1902.  * PB0  | EVENTOUT    |            |             |          |             |           |           |

  1903.  * PB1  |             |            |             |          | LPUART1_RTS |           |           |

  1904.  * PB2  |             |            | LPTIM1_OUT  |          |             |           |           |

  1905.  * PB3  | SPI1_SCK    |            | TIM2_CH2    |          | EVENTOUT    |           |           |

  1906.  * PB4  | SPI1_MISO   | EVENTOUT   |             |          |             |           |           |

  1907.  * PB5  | SPI1_MOSI   | LPTIM1_IN1 | I2C1_SMBA   |          |             |           |           |

  1908.  * PB6  |             | I2C1_SCL   | LPTIM1_ETR  |          |             |           |           |

  1909.  * PB7  |             | I2C1_SDA   | LPTIM1_IN2  |          |             |           |           |

  1910.  * PB8  |             |            |             |          | I2C1_SCL    |           |           |

  1911.  * PB9  |             |            | EVENTOUT    |          | I2C1_SDA    |           |           |

  1912.  * PB10 |             |            | TIM2_CH3    |          | LPUART1_TX  |           |           |

  1913.  * PB11 | EVENTOUT    |            | TIM2_CH4    |          | LPUART1_RX  |           |           |

  1914.  * PB12 |             |            | LPUART1_RTS |          |             | EVENTOUT  |           |

  1915.  * PB13 |             |            |             |          | LPUART1_CTS |           | TIM21_CH1 |

  1916.  * PB14 |             |            | RTC_OUT     |          | LPUART1_RTS |           | TIM21_CH2 |

  1917.  * PB15 |             |            | RTC_REFIN   |          |             |           |           |

  1918.  *________________________________________________________________________________________________|

  1919.  * PC0  | LPTIM1_IN1  |            | EVENTOUT    |          |             |           |           |

  1920.  * PC1  | LPTIM1_OUT  |            | EVENTOUT    |          |             |           |           |

  1921.  * PC2  | LPTIM1_IN2  |            |             |          |             |           |           |

  1922.  * PC3  | LPTIM1_ETR  |            |             |          |             |           |           |

  1923.  * PC4  | EVENTOUT    |            | LPUART1_TX  |          |             |           |           |

  1924.  * PC5  |             |            | LPUART1_RX  |          |             |           |           |

  1925.  * PC9  | TIM21_ETR   |            |             |          |             |           |           |

  1926.  * PC10 | LPUART1_TX  |            |             |          |             |           |           |

  1927.  * PC11 | LPUART1_RX  |            |             |          |             |           |           |

  1928.  * PD2  | LPUART1_RTS |            |             |          |             |           |           |

  1929.  *________________________________________________________________________________________________|

  1930.  */

  1931. 

  1932. /** @defgroup GPIOEx_Alternate_function_selection Alternate function selection

  1933.  * @{

  1934.  */

  1935. 

  1936. /*

  1937.  * Alternate function AF0

  1938.  */

  1939. #define GPIO_AF0_EVENTOUT      ((uint8_t)0x00U)  /* EVENTOUT Alternate Function mapping */

  1940. #define GPIO_AF0_TIM21         ((uint8_t)0x00U)  /* TIM21 Alternate Function mapping    */

  1941. #define GPIO_AF0_SPI1          ((uint8_t)0x00U)  /* SPI1 Alternate Function mapping     */

  1942. #define GPIO_AF0_MCO           ((uint8_t)0x00U)  /* MCO Alternate Function mapping      */

  1943. #define GPIO_AF0_SWDIO         ((uint8_t)0x00U)  /* SWDIO Alternate Function mapping    */

  1944. #define GPIO_AF0_SWCLK         ((uint8_t)0x00U)  /* SWCLK Alternate Function mapping    */

  1945. #define GPIO_AF0_LPTIM1        ((uint8_t)0x00U)  /* LPTIM1 Alternate Function mapping   */

  1946. #define GPIO_AF0_LPUART1       ((uint8_t)0x00U)  /* LPUART1 Alternate Function mapping  */

  1947. /**

  1948.   *

  1949.   */

  1950. 

  1951. /*

  1952.  * Alternate function AF1

  1953.  */

  1954. #define GPIO_AF1_I2C1          ((uint8_t)0x01U)  /* I2C1 Alternate Function mapping  */

  1955. /**

  1956.   *

  1957.   */

  1958. 

  1959.  /*

  1960.   * Alternate function AF2

  1961.  */

  1962. #define GPIO_AF2_TIM2          ((uint8_t)0x02U)  /* TIM2 Alternate Function mapping       */

  1963. #define GPIO_AF2_EVENTOUT      ((uint8_t)0x02U)  /* EVENTOUT Alternate Function mapping   */

  1964. #define GPIO_AF2_LPTIM1        ((uint8_t)0x02U)  /* LPTIM1 Alternate Function mapping     */

  1965. #define GPIO_AF2_LPUART1       ((uint8_t)0x02U)  /* LPUART1 Alternate Function mapping    */

  1966. #define GPIO_AF2_RTC           ((uint8_t)0x02U)  /* RTC Alternate Function mapping        */

  1967. /**

  1968.   *

  1969.   */

  1970. 

  1971. /*

  1972.  * Alternate function AF3

  1973.  */

  1974. #define GPIO_AF3_I2C1          ((uint8_t)0x03U)  /* I2C1 Alternate Function mapping     */

  1975. #define GPIO_AF3_EVENTOUT      ((uint8_t)0x03U)  /* EVENTOUT Alternate Function mapping */

  1976. /**

  1977.   *

  1978.   */

  1979. 

  1980. /*

  1981.  * Alternate function AF4

  1982.  */

  1983. #define GPIO_AF4_USART2          ((uint8_t)0x04U)  /* USART2 Alternate Function mapping   */

  1984. #define GPIO_AF4_LPUART1         ((uint8_t)0x04U)  /* LPUART1 Alternate Function mapping  */

  1985. #define GPIO_AF4_I2C1            ((uint8_t)0x04U)  /* I2C1 Alternate Function mapping     */

  1986. #define GPIO_AF4_EVENTOUT        ((uint8_t)0x04U)  /* EVENTOUT Alternate Function mapping */

  1987. /**

  1988.   *

  1989.   */

  1990. 

  1991. /*

  1992.  * Alternate function AF5

  1993.  */

  1994. #define GPIO_AF5_TIM2          ((uint8_t)0x05U)  /* TIM2 Alternate Function mapping     */

  1995. /**

  1996.   *

  1997.   */

  1998. 

  1999. /*

  2000.  * Alternate function AF6

  2001.  */

  2002. #define GPIO_AF6_TIM21         ((uint8_t)0x06U)  /* TIM21 Alternate Function mapping     */

  2003. #define GPIO_AF6_EVENTOUT      ((uint8_t)0x06U)  /* EVENTOUT Alternate Function mapping  */

  2004. /**

  2005.   *

  2006.   */

  2007. 

  2008. 

  2009. /**

  2010.   * @}

  2011.   */

  2012. 

  2013. /**

  2014.   * @}

  2015.   */

  2016. 

  2017. /** @defgroup GPIOEx_Private  GPIOEx Private

  2018.  * @{

  2019.  */

  2020. 

  2021. /**

  2022.  * @brief  IS_GPIO_AF macro definition

  2023.  */

  2024. #define IS_GPIO_AF(AF)         ((AF) <= (uint8_t)0x06)

  2025. 

  2026. /**

  2027.   * @}

  2028.   */

  2029. #endif /* STM32L010x8 */

  2030. 

  2031. 

  2032. /*----------------------------------------------------------------------------*/

  2033. /*------------------------- STM32L010x6 --------------------------------------*/

  2034. /*----------------------------------------------------------------------------*/

  2035. #if defined (STM32L010x6)

  2036. /* The table below gives an overview of the different alternate functions per port.

  2037.  * For more details refer yourself to the product data sheet.

  2038.  *

  2039.  */

  2040. /*      |   AF0      |   AF1      |   AF2      |     AF3     |   AF4       |   AF5     |   AF6      |

  2041.  *__________________________________________________________________________________________________|

  2042.  * PA1  | EVENTOUT   | LPTIM1_IN2 | TIM2_CH2   | I2C1_SMBA   | USART2_RTS  | TIM21_ETR |            |

  2043.  * PA2  | TIM21_CH1  |            | TIM2_CH3   |             | USART2_TX   |           | LPUART1_TX |

  2044.  * PA3  | TIM21_CH2  |            | TIM2_CH4   |             | USART2_RX   |           | LPUART1_RX |

  2045.  * PA4  | SPI1_NSS   | LPTIM1_IN1 |            |             | USART2_CK   |           |            |

  2046.  * PA5  | SPI1_SCK   | LPTIM1_IN2 | TIM2_ETR   |             |             | TIM2_CH1  |            |

  2047.  * PA6  | SPI1_MISO  | LPTIM1_ETR |            |             | LPUART1_CTS |           | EVENTOUT   |

  2048.  * PA7  | SPI1_MOSI  | LPTIM1_OUT |            |             | USART2_CTS  |           | EVENTOUT   |

  2049.  * PA8  | MCO        |            | LPTIM1_IN1 | EVENTOUT    | USART2_CK   | TIM2_CH1  |            |

  2050.  * PA9  | MCO        | I2C1_SCL   |            |             | USART2_TX   |           |            |

  2051.  * PA10 |            | I2C1_SDA   |            |             | USART2_RX   |           |            |

  2052.  * PA11 | SPI1_MISO  |            | EVENTOUT   |             | USART2_CTS  | TIM21_CH2 |            |

  2053.  * PA12 | SPI1_MOSI  |            | EVENTOUT   |             | USART2_RTS  |           |            |

  2054.  * PA13 | SWDIO      | LPTIM1_ETR |            |             |             |           | LPUART1_RX |

  2055.  * PA14 | SWCLK      | LPTIM1_OUT |            | I2C1_SMBA   | USART2_TX   |           | LPUART1_TX |

  2056.  * PA15 | SPI1_NSS   |            | TIM2_ETR   | EVENTOUT    | USART2_RX   | TIM2_CH1  |            |

  2057.  *__________________________________________________________________________________________________|

  2058.  * PB0  | EVENTOUT   | SPI1_MISO  |            |             | USART2_RTS  | TIM2_CH3  |            |

  2059.  * PB1  | USART2_CK  | SPI1_MOSI  |            |             | LPUART1_RTS | TIM2_CH4  |            |

  2060.  * PB2  |            |            | LPTIM1_OUT |             |             |           |            |

  2061.  * PB3  | SPI1_SCK   |            | TIM2_CH2   |             | EVENTOUT    |           |            |

  2062.  * PB4  | SPI1_MISO  |            | EVENTOUT   |             |             |           |            |

  2063.  * PB5  | SPI1_MOSI  | LPTIM1_IN1 | I2C1_SMBA  |             |             |           |            |

  2064.  * PB6  | USART2_TX  | I2C1_SCL   | LPTIM1_ETR |             |             | TIM21_CH1 |            |

  2065.  * PB7  | USART2_RX  | I2C1_SDA   | LPTIM1_IN2 |             |             |           |            |

  2066.  * PB8  |            |            |            |             | I2C1_SCL    |           |            |

  2067.  * PB9  |            |            | EVENTOUT   |             | I2C1_SDA    |           |            |

  2068.  * PB10 |            |            | TIM2_CH3   |             |             |           | LPUART1_TX |

  2069.  * PB11 | EVENTOUT   |            | TIM2_CH4   |             |             |           | LPUART1_RX |

  2070.  * PB12 | SPI1_NSS   |            |            |             |             |           | EVENTOUT   |

  2071.  * PB13 | SPI1_SCK   |            | MCO        |             |             | TIM21_CH1 | LPUART1_CTS|

  2072.  * PB14 | SPI1_MISO  |            | RTC_OUT    |             |             | TIM21_CH2 | LPUART1_RTS|

  2073.  * PB15 | SPI1_MOSI  |            | RTC_REFIN  |             |             |           |            |

  2074.  *__________________________________________________________________________________________________|

  2075.  * PC0  | LPTIM1_IN1 |            | EVENTOUT   |             |             |           | LPUART1_RX |

  2076.  *__________________________________________________________________________________________________|

  2077. */

  2078. /** @defgroup GPIOEx_Alternate_function_selection Alternate function selection

  2079.  * @{

  2080.  */

  2081. 

  2082. /*

  2083.  * Alternate function AF0

  2084.  */

  2085. #define GPIO_AF0_EVENTOUT      ((uint8_t)0x00U)  /* EVENTOUT Alternate Function mapping */

  2086. #define GPIO_AF0_TIM21         ((uint8_t)0x00U)  /* TIM21 Alternate Function mapping    */

  2087. #define GPIO_AF0_SPI1          ((uint8_t)0x00U)  /* SPI1 Alternate Function mapping     */

  2088. #define GPIO_AF0_MCO           ((uint8_t)0x00U)  /* MCO Alternate Function mapping      */

  2089. #define GPIO_AF0_SWDIO         ((uint8_t)0x00U)  /* SWDIO Alternate Function mapping    */

  2090. #define GPIO_AF0_SWCLK         ((uint8_t)0x00U)  /* SWCLK Alternate Function mapping    */

  2091. #define GPIO_AF0_USART2        ((uint8_t)0x00U)  /* USART2 Alternate Function mapping   */

  2092. #define GPIO_AF0_LPTIM1        ((uint8_t)0x00U)  /* LPTIM1 Alternate Function mapping   */

  2093. /**

  2094.   *

  2095.   */

  2096. 

  2097. /*

  2098.  * Alternate function AF1

  2099.  */

  2100. #define GPIO_AF1_I2C1          ((uint8_t)0x01U)  /* I2C1 Alternate Function mapping   */

  2101. #define GPIO_AF1_LPTIM1        ((uint8_t)0x01U)  /* LPTIM1 Alternate Function mapping */

  2102. /**

  2103.   *

  2104.   */

  2105. 

  2106. /*

  2107.  * Alternate function AF2

  2108.  */

  2109. #define GPIO_AF2_LPTIM1        ((uint8_t)0x02U)  /* LPTIM1 Alternate Function mapping     */

  2110. #define GPIO_AF2_TIM2          ((uint8_t)0x02U)  /* TIM2 Alternate Function mapping       */

  2111. #define GPIO_AF2_MCO           ((uint8_t)0x02U)  /* MCO Alternate Function mapping        */

  2112. #define GPIO_AF2_I2C1          ((uint8_t)0x02U)  /* I2C1 Alternate Function mapping       */

  2113. #define GPIO_AF2_EVENTOUT      ((uint8_t)0x02U)  /* EVENTOUT Alternate Function mapping   */

  2114. #define GPIO_AF2_RTC           ((uint8_t)0x02U)  /* RTC Alternate Function mapping        */

  2115. /**

  2116.   *

  2117.   */

  2118. 

  2119. /*

  2120.  * Alternate function AF3

  2121.  */

  2122. #define GPIO_AF3_I2C1          ((uint8_t)0x03U)  /* I2C1 Alternate Function mapping     */

  2123. #define GPIO_AF3_EVENTOUT      ((uint8_t)0x03U)  /* EVENTOUT Alternate Function mapping  */

  2124. /**

  2125.   *

  2126.   */

  2127. 

  2128. /*

  2129.  * Alternate function AF4

  2130.  */

  2131. #define GPIO_AF4_USART2        ((uint8_t)0x04U)  /* USART2 Alternate Function mapping   */

  2132. #define GPIO_AF4_LPUART1       ((uint8_t)0x04U)  /* LPUART1 Alternate Function mapping  */

  2133. #define GPIO_AF4_I2C1          ((uint8_t)0x04U)  /* I2C1 Alternate Function mapping     */

  2134. #define GPIO_AF4_EVENTOUT      ((uint8_t)0x04U)  /* EVENTOUT Alternate Function mapping  */

  2135. /**

  2136.   *

  2137.   */

  2138. 

  2139. /*

  2140.  * Alternate function AF5

  2141.  */

  2142. #define GPIO_AF5_TIM2          ((uint8_t)0x05U)  /* TIM2 Alternate Function mapping     */

  2143. #define GPIO_AF5_TIM21         ((uint8_t)0x05U)  /* TIM21 Alternate Function mapping    */

  2144. /**

  2145.   *

  2146.   */

  2147. 

  2148. /*

  2149.  * Alternate function AF6

  2150.  */

  2151. #define GPIO_AF6_LPUART1       ((uint8_t)0x06U)  /* LPUART1 Alternate Function mapping  */

  2152. #define GPIO_AF6_EVENTOUT      ((uint8_t)0x06U)  /* EVENTOUT Alternate Function mapping  */

  2153. /**

  2154.   *

  2155.   */

  2156. 

  2157. /*

  2158.  * Alternate function AF7

  2159.  */

  2160. #define GPIO_AF7_COMP1         ((uint8_t)0x07U)  /* COMP1 Alternate Function mapping     */

  2161. #define GPIO_AF7_COMP2         ((uint8_t)0x07U)  /* COMP2 Alternate Function mapping     */

  2162. /**

  2163.   *

  2164.   */

  2165. 

  2166. /**

  2167.   * @}

  2168.   */

  2169. 

  2170. /**

  2171.   * @}

  2172.   */

  2173. 

  2174. /** @defgroup GPIOEx_Private  GPIOEx Private

  2175.  * @{

  2176.  */

  2177. /**

  2178.  * @brief  IS_GPIO_AF macro definition

  2179.  */

  2180. 

  2181. #define IS_GPIO_AF(AF)         ((AF) <= (uint8_t)0x06)

  2182. 

  2183. /**

  2184.   * @}

  2185.   */

  2186. 

  2187. #endif /* STM32L010x6 */

  2188. 

  2189. /*----------------------------------------------------------------------------*/

  2190. /*------------------------- STM32L010x4 --------------------------------------*/

  2191. /*----------------------------------------------------------------------------*/

  2192. #if defined (STM32L010x4)

  2193. /* The table below gives an overview of the different alternate functions per port.

  2194.  * For more details refer yourself to the product data sheet.

  2195.  *

  2196.  */

  2197. /*      |   AF0     |   AF1      |   AF2      |     AF3     |   AF4       |   AF5     |   AF6      |

  2198.  *_______________________________________________________________________ _________________________|

  2199.  * PA0  | USART2_RX | LPTIM1_IN1 | TIM2_CH1   |             | USART2_CTS  | TIM2_ETR  | LPUART1_RX |

  2200.  * PA1  | EVENTOUT  | LPTIM1_IN2 | TIM2_CH2   | I2C1_SMBA   | USART2_RTS  | TIM21_ETR | LPUART1_TX |

  2201.  * PA2  | TIM21_CH1 |            | TIM2_CH3   |             | USART2_TX   |           | LPUART1_TX |

  2202.  * PA3  | TIM21_CH2 |            | TIM2_CH4   |             | USART2_RX   |           | LPUART1_RX |

  2203.  * PA4  | SPI1_NSS  | LPTIM1_IN1 | LPTIM1_ETR | I2C1_SCL    | USART2_CK   | TIM2_ETR  | LPUART1_TX |

  2204.  * PA5  | SPI1_SCK  | LPTIM1_IN2 | TIM2_ETR   |             |             | TIM2_CH1  |            |

  2205.  * PA6  | SPI1_MISO | LPTIM1_ETR |            | LPUART1_CTS |             | EVENTOUT  |            |

  2206.  * PA7  | SPI1_MOSI | LPTIM1_OUT |            | USART2_CTS  | TIM21_ETR   | EVENTOUT  |            |

  2207.  * PA8  | MCO       |            | LPTIM1_IN1 | EVENTOUT    | USART2_CK   | TIM2_CH1  |            |

  2208.  * PA9  | MCO       | I2C1_SCL   | LPTIM1_OUT |             | USART2_TX   | TIM21_CH2 |            |

  2209.  * PA10 | TIM21_CH1 | I2C1_SDA   | RTC_REFIN  |             | USART2_RX   | TIM2_CH3  |            |

  2210.  * PA11 | SPI1_MISO | LPTIM1_OUT | EVENTOUT   |             | USART2_CTS  | TIM21_CH2 |            |

  2211.  * PA12 | SPI1_MOSI |            | EVENTOUT   |             | USART2_RTS  |           |            |

  2212.  * PA13 | SWDIO     | LPTIM1_ETR |            | I2C1_SDA    |             | SPI1_SCK  | LPUART1_RX |

  2213.  * PA14 | SWCLK     | LPTIM1_OUT |            | I2C1_SMBA   | USART2_TX   | SPI1_MISO | LPUART1_TX |

  2214.  * PA15 | SPI1_NSS  |            | TIM2_ETR   | EVENTOUT    | USART2_RX   | TIM2_CH1  |            |

  2215.  *_________________________________________________________________________________________________|

  2216.  * PB0  | EVENTOUT  | SPI1_MISO  | TIM2_CH2   |             | USART2_RTS  | TIM2_CH3  |            |

  2217.  * PB1  | USART2_CK | SPI1_MOSI  | LPTIM1_IN1 |             | LPUART1_RTS | TIM2_CH4  |            |

  2218.  * PB3  | SPI1_SCK  |            | TIM2_CH2   |             | EVENTOUT    |           |            |

  2219.  * PB4  | SPI1_MISO |            | EVENTOUT   |             |             |           |            |

  2220.  * PB5  | SPI1_MOSI |            | LPTIM1_IN1 | I2C1_SMBA   |             | TIM21_CH1 |            |

  2221.  * PB6  | USART2_TX | I2C1_SCL   | LPTIM1_ETR |             |             | TIM2_CH3  | LPUART1_TX |

  2222.  * PB7  | USART2_RX | I2C1_SDA   | LPTIM1_IN2 |             |             | TIM2_CH4  | LPUART1_RX |

  2223.  *_________________________________________________________________________________________________|

  2224. */

  2225. 

  2226. /** @defgroup GPIOEx_Alternate_function_selection Alternate function selection

  2227.  * @{

  2228.  */

  2229. 

  2230. /*

  2231.  * Alternate function AF0

  2232.  */

  2233. #define GPIO_AF0_USART2        ((uint8_t)0x00U)  /* USART2 Alternate Function mapping   */

  2234. #define GPIO_AF0_EVENTOUT      ((uint8_t)0x00U)  /* EVENTOUT Alternate Function mapping */

  2235. #define GPIO_AF0_TIM21         ((uint8_t)0x00U)  /* TIM21 Alternate Function mapping    */

  2236. #define GPIO_AF0_SPI1          ((uint8_t)0x00U)  /* SPI1 Alternate Function mapping     */

  2237. #define GPIO_AF0_MCO           ((uint8_t)0x00U)  /* MCO Alternate Function mapping      */

  2238. #define GPIO_AF0_SWDIO         ((uint8_t)0x00U)  /* SWDIO Alternate Function mapping    */

  2239. #define GPIO_AF0_SWCLK         ((uint8_t)0x00U)  /* SWCLK Alternate Function mapping    */

  2240. /**

  2241.   *

  2242.   */

  2243. 

  2244. /*

  2245.  *  Alternate function AF1

  2246.  */

  2247. #define GPIO_AF1_SPI1          ((uint8_t)0x01U)  /* SPI1 Alternate Function mapping   */

  2248. #define GPIO_AF1_I2C1          ((uint8_t)0x01U)  /* I2C1 Alternate Function mapping   */

  2249. #define GPIO_AF1_LPTIM1        ((uint8_t)0x01U)  /* LPTIM1 Alternate Function mapping */

  2250. /**

  2251.   *

  2252.   */

  2253. 

  2254. /*  Alternate function AF2

  2255.  *

  2256.  */

  2257. #define GPIO_AF2_LPTIM1        ((uint8_t)0x02U)  /* LPTIM1 Alternate Function mapping     */

  2258. #define GPIO_AF2_TIM2          ((uint8_t)0x02U)  /* TIM2 Alternate Function mapping       */

  2259. #define GPIO_AF2_RTC           ((uint8_t)0x02U)  /* RTC Alternate Function mapping        */

  2260. #define GPIO_AF2_EVENTOUT      ((uint8_t)0x02U)  /* EVENTOUT Alternate Function mapping   */

  2261. /**

  2262.   *

  2263.   */

  2264. 

  2265. /*

  2266.  * Alternate function AF3

  2267.  */

  2268. #define GPIO_AF3_I2C1          ((uint8_t)0x03U)  /* I2C1 Alternate Function mapping     */

  2269. #define GPIO_AF3_EVENTOUT      ((uint8_t)0x03U)  /* EVENTOUT Alternate Function mapping */

  2270. #define GPIO_AF3_LPUART1       ((uint8_t)0x03U)  /* LPUART1 Alternate Function mapping  */

  2271. #define GPIO_AF3_USART2        ((uint8_t)0x03U)  /* USART2 Alternate Function mapping   */

  2272. /**

  2273.   *

  2274.   */

  2275. 

  2276. /*

  2277.  * Alternate function AF4

  2278.  */

  2279. #define GPIO_AF4_USART2        ((uint8_t)0x04U)  /* USART2 Alternate Function mapping   */

  2280. #define GPIO_AF4_TIM21         ((uint8_t)0x04U)  /* TIM21 Alternate Function mapping    */

  2281. #define GPIO_AF4_LPUART1       ((uint8_t)0x04U)  /* LPUART1 Alternate Function mapping  */

  2282. #define GPIO_AF4_EVENTOUT      ((uint8_t)0x04U)  /* EVENTOUT Alternate Function mapping */

  2283. /**

  2284.   *

  2285.   */

  2286. 

  2287. /*

  2288.  * Alternate function AF5

  2289.  */

  2290. #define GPIO_AF5_TIM2          ((uint8_t)0x05U)  /* TIM2 Alternate Function mapping     */

  2291. #define GPIO_AF5_TIM21         ((uint8_t)0x05U)  /* TIM21 Alternate Function mapping    */

  2292. #define GPIO_AF5_SPI1          ((uint8_t)0x05U)  /* SPI1 Alternate Function mapping     */

  2293. #define GPIO_AF5_EVENTOUT      ((uint8_t)0x05U)  /* EVENTOUT Alternate Function mapping */

  2294. /**

  2295.   *

  2296.   */

  2297. 

  2298. /*

  2299.  * Alternate function AF6

  2300.  */

  2301. #define GPIO_AF6_LPUART1       ((uint8_t)0x06U)  /* LPUART1 Alternate Function mapping  */

  2302. /**

  2303.   *

  2304.   */

  2305. 

  2306. /**

  2307.   * @}

  2308.   */

  2309. 

  2310. /**

  2311.   * @}

  2312.   */

  2313. 

  2314. /** @defgroup GPIOEx_Private  GPIOEx Private

  2315.  * @{

  2316.  */

  2317. /**

  2318.  *  IS_GPIO_AF macro definition

  2319.  */

  2320. 

  2321. #define IS_GPIO_AF(AF)         ((AF) <= (uint8_t)0x06)

  2322. 

  2323. /**

  2324.   * @}

  2325.   */

  2326. 

  2327. #endif /* STM32L010x4*/

  2328. 

  2329. #if defined (STM32L083xx) || defined (STM32L082xx) || defined (STM32L081xx) || \

  2330.     defined (STM32L073xx) || defined (STM32L072xx) || defined (STM32L071xx) || \

  2331.     defined (STM32L010xB)

  2332. 

  2333.  /** @addtogroup GPIOEx_Exported_Constants

  2334.  * @{

  2335.  */

  2336.  /** @defgroup GPIOEx_Pin_Available Pin available

  2337.  * @{

  2338.  */

  2339. #define GPIOA_PIN_AVAILABLE  GPIO_PIN_All

  2340. #define GPIOB_PIN_AVAILABLE  GPIO_PIN_All

  2341. #define GPIOC_PIN_AVAILABLE  GPIO_PIN_All

  2342. #define GPIOD_PIN_AVAILABLE  GPIO_PIN_All

  2343. #define GPIOE_PIN_AVAILABLE  GPIO_PIN_All

  2344. #define GPIOH_PIN_AVAILABLE  (GPIO_PIN_0 | GPIO_PIN_1 | GPIO_PIN_9 | GPIO_PIN_10)

  2345. /**

  2346.   * @}

  2347.   */

  2348. /**

  2349.   * @}

  2350.   */

  2351. 

  2352.  /** @addtogroup GPIOEx_Private

  2353.  * @{

  2354.  */

  2355. #define GPIO_GET_INDEX(__GPIOx__)    (((__GPIOx__) == (GPIOA))? 0U :\

  2356.                                       ((__GPIOx__) == (GPIOB))? 1U :\

  2357.                                       ((__GPIOx__) == (GPIOC))? 2U :\

  2358.                                       ((__GPIOx__) == (GPIOD))? 3U :\

  2359.                                       ((__GPIOx__) == (GPIOE))? 4U :\

  2360.                                       ((__GPIOx__) == (GPIOH))? 5U : 6U)

  2361. 

  2362. #define IS_GPIO_PIN_AVAILABLE(__INSTANCE__,__PIN__)  \

  2363.            ((((__INSTANCE__) == GPIOA) && (((__PIN__) & (GPIOA_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOA_PIN_AVAILABLE)) == (GPIOA_PIN_AVAILABLE))) || \

  2364.             (((__INSTANCE__) == GPIOB) && (((__PIN__) & (GPIOB_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOB_PIN_AVAILABLE)) == (GPIOB_PIN_AVAILABLE))) || \

  2365.             (((__INSTANCE__) == GPIOC) && (((__PIN__) & (GPIOC_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOC_PIN_AVAILABLE)) == (GPIOC_PIN_AVAILABLE))) || \

  2366.             (((__INSTANCE__) == GPIOD) && (((__PIN__) & (GPIOD_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOD_PIN_AVAILABLE)) == (GPIOD_PIN_AVAILABLE))) || \

  2367.             (((__INSTANCE__) == GPIOE) && (((__PIN__) & (GPIOE_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOE_PIN_AVAILABLE)) == (GPIOE_PIN_AVAILABLE))) || \

  2368.             (((__INSTANCE__) == GPIOH) && (((__PIN__) & (GPIOH_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOH_PIN_AVAILABLE)) == (GPIOH_PIN_AVAILABLE))))

  2369. /**

  2370.   * @}

  2371.   */

  2372. #elif defined (STM32L031xx) || defined (STM32L041xx) || defined (STM32L010x6)

  2373. 

  2374. /** @addtogroup GPIOEx_Exported_Constants

  2375.  * @{

  2376.  */

  2377. /** @defgroup GPIOEx_Pin_Available Pin available

  2378.  * @{

  2379.  */

  2380. 

  2381. #define GPIOA_PIN_AVAILABLE  GPIO_PIN_All

  2382. #define GPIOB_PIN_AVAILABLE  GPIO_PIN_All

  2383. #define GPIOC_PIN_AVAILABLE  (GPIO_PIN_0 | GPIO_PIN_13 | GPIO_PIN_14 | GPIO_PIN_15)

  2384. #define GPIOH_PIN_AVAILABLE  (GPIO_PIN_0 | GPIO_PIN_1)

  2385. /**

  2386.   * @}

  2387.   */

  2388. /**

  2389.   * @}

  2390.   */

  2391. 

  2392. /** @addtogroup GPIOEx_Private

  2393.  * @{

  2394.  */

  2395. #define GPIO_GET_INDEX(__GPIOx__)    (((__GPIOx__) == (GPIOA))? 0U :\

  2396.                                       ((__GPIOx__) == (GPIOB))? 1U :\

  2397.                                       ((__GPIOx__) == (GPIOC))? 2U :\

  2398.                                       ((__GPIOx__) == (GPIOH))? 5U : 6U)

  2399. 

  2400. 

  2401. #define IS_GPIO_PIN_AVAILABLE(__INSTANCE__,__PIN__)  \

  2402.            ((((__INSTANCE__) == GPIOA) && (((__PIN__) & (GPIOA_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOA_PIN_AVAILABLE)) == (GPIOA_PIN_AVAILABLE))) || \

  2403.             (((__INSTANCE__) == GPIOB) && (((__PIN__) & (GPIOB_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOB_PIN_AVAILABLE)) == (GPIOB_PIN_AVAILABLE))) || \

  2404.             (((__INSTANCE__) == GPIOC) && (((__PIN__) & (GPIOC_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOC_PIN_AVAILABLE)) == (GPIOC_PIN_AVAILABLE))) || \

  2405.             (((__INSTANCE__) == GPIOH) && (((__PIN__) & (GPIOH_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOH_PIN_AVAILABLE)) == (GPIOH_PIN_AVAILABLE))))

  2406. 

  2407. /**

  2408.   * @}

  2409.   */

  2410. 

  2411. #elif defined (STM32L011xx) || defined (STM32L021xx) || defined (STM32L010x4)

  2412. 

  2413. /** @addtogroup GPIOEx_Exported_Constants

  2414.  * @{

  2415.  */

  2416. /** @defgroup GPIOEx_Pin_Available Pin available

  2417.  * @{

  2418.  */

  2419. 

  2420. #define GPIOA_PIN_AVAILABLE  GPIO_PIN_All

  2421. #define GPIOB_PIN_AVAILABLE  (GPIO_PIN_0 | GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_3 | GPIO_PIN_4 | \

  2422.                               GPIO_PIN_5 | GPIO_PIN_6 | GPIO_PIN_7 | GPIO_PIN_8 | GPIO_PIN_9 )

  2423. #define GPIOC_PIN_AVAILABLE  (GPIO_PIN_14 | GPIO_PIN_15)

  2424. 

  2425. /**

  2426.   * @}

  2427.   */

  2428. /**

  2429.   * @}

  2430.   */

  2431. 

  2432. /** @addtogroup GPIOEx_Private

  2433.  * @{

  2434.  */

  2435. #define GPIO_GET_INDEX(__GPIOx__)    (((__GPIOx__) == (GPIOA))? 0U :\

  2436.                                       ((__GPIOx__) == (GPIOB))? 1U :\

  2437.                                       ((__GPIOx__) == (GPIOC))? 2U : 6U)

  2438. 

  2439. 

  2440. #define IS_GPIO_PIN_AVAILABLE(__INSTANCE__,__PIN__)  \

  2441.            ((((__INSTANCE__) == GPIOA) && (((__PIN__) & (GPIOA_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOA_PIN_AVAILABLE)) == (GPIOA_PIN_AVAILABLE))) || \

  2442.             (((__INSTANCE__) == GPIOB) && (((__PIN__) & (GPIOB_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOB_PIN_AVAILABLE)) == (GPIOB_PIN_AVAILABLE))) || \

  2443.             (((__INSTANCE__) == GPIOC) && (((__PIN__) & (GPIOC_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOC_PIN_AVAILABLE)) == (GPIOC_PIN_AVAILABLE))))

  2444. /**

  2445.   * @}

  2446.   */

  2447. 

  2448. #elif defined (STM32L063xx) || defined (STM32L062xx) || defined (STM32L061xx) || \

  2449.       defined (STM32L053xx) || defined (STM32L052xx) || defined (STM32L051xx) || \

  2450.       defined (STM32L010x8)

  2451. 

  2452. /** @addtogroup GPIOEx_Exported_Constants

  2453.  * @{

  2454.  */

  2455. /** @defgroup GPIOEx_Pin_Available Pin available

  2456.  * @{

  2457.  */

  2458. #define GPIOA_PIN_AVAILABLE  GPIO_PIN_All

  2459. #define GPIOB_PIN_AVAILABLE  GPIO_PIN_All

  2460. #define GPIOC_PIN_AVAILABLE  GPIO_PIN_All

  2461. #define GPIOD_PIN_AVAILABLE  GPIO_PIN_2

  2462. #define GPIOH_PIN_AVAILABLE  GPIO_PIN_0 | GPIO_PIN_1

  2463. /**

  2464.   * @}

  2465.   */

  2466. /**

  2467.   * @}

  2468.   */

  2469. 

  2470. /** @addtogroup GPIOEx_Private

  2471.  * @{

  2472.  */

  2473. #define GPIO_GET_INDEX(__GPIOx__)    (((__GPIOx__) == (GPIOA))? 0U :\

  2474.                                       ((__GPIOx__) == (GPIOB))? 1U :\

  2475.                                       ((__GPIOx__) == (GPIOC))? 2U :\

  2476.                                       ((__GPIOx__) == (GPIOD))? 3U :\

  2477.                                       ((__GPIOx__) == (GPIOH))? 5U : 6U)

  2478. 

  2479. #define IS_GPIO_PIN_AVAILABLE(__INSTANCE__,__PIN__)  \

  2480.                 ((((__INSTANCE__) == GPIOA) && (((__PIN__) & (GPIOA_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOA_PIN_AVAILABLE)) == (GPIOA_PIN_AVAILABLE))) || \

  2481.                  (((__INSTANCE__) == GPIOB) && (((__PIN__) & (GPIOB_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOB_PIN_AVAILABLE)) == (GPIOB_PIN_AVAILABLE))) || \

  2482.                  (((__INSTANCE__) == GPIOC) && (((__PIN__) & (GPIOC_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOC_PIN_AVAILABLE)) == (GPIOC_PIN_AVAILABLE))) || \

  2483.                  (((__INSTANCE__) == GPIOD) && (((__PIN__) & (GPIOD_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOD_PIN_AVAILABLE)) == (GPIOD_PIN_AVAILABLE))) || \

  2484.                  (((__INSTANCE__) == GPIOH) && (((__PIN__) & (GPIOH_PIN_AVAILABLE)) != 0U) && (((__PIN__) | (GPIOH_PIN_AVAILABLE)) == (GPIOH_PIN_AVAILABLE))))

  2485. /**

  2486.   * @}

  2487.   */

  2488. 

  2489. #endif /* STM32L083xx || STM32L082xx || STM32L081xx || STM32L073xx || STM32L072xx || STM32L071xx*/

  2490. 

  2491. 

  2492. /**

  2493.  * @}

  2494.  */

  2495. 

  2496. /**

  2497.  * @}

  2498.  */

  2499. #ifdef __cplusplus

  2500. }

  2501. #endif

  2502. 

  2503. #endif /* __STM32L0xx_HAL_GPIO_EX_H */

  2504. 

  2505. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/