stm32f4xx_gpio.h 17 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412
  1. /**
  2. ******************************************************************************
  3. * @file stm32f4xx_gpio.h
  4. * @author MCD Application Team
  5. * @version V1.0.2
  6. * @date 05-March-2012
  7. * @brief This file contains all the functions prototypes for the GPIO firmware
  8. * library.
  9. ******************************************************************************
  10. * @attention
  11. *
  12. * <h2><center>&copy; COPYRIGHT 2012 STMicroelectronics</center></h2>
  13. *
  14. * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
  15. * You may not use this file except in compliance with the License.
  16. * You may obtain a copy of the License at:
  17. *
  18. * http://www.st.com/software_license_agreement_liberty_v2
  19. *
  20. * Unless required by applicable law or agreed to in writing, software
  21. * distributed under the License is distributed on an "AS IS" BASIS,
  22. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  23. * See the License for the specific language governing permissions and
  24. * limitations under the License.
  25. *
  26. ******************************************************************************
  27. */
  28. /* Define to prevent recursive inclusion -------------------------------------*/
  29. #ifndef __STM32F4xx_GPIO_H
  30. #define __STM32F4xx_GPIO_H
  31. #ifdef __cplusplus
  32. extern "C" {
  33. #endif
  34. /* Includes ------------------------------------------------------------------*/
  35. #include "stm32f4xx.h"
  36. /** @addtogroup STM32F4xx_StdPeriph_Driver
  37. * @{
  38. */
  39. /** @addtogroup GPIO
  40. * @{
  41. */
  42. /* Exported types ------------------------------------------------------------*/
  43. #define IS_GPIO_ALL_PERIPH(PERIPH) (((PERIPH) == GPIOA) || \
  44. ((PERIPH) == GPIOB) || \
  45. ((PERIPH) == GPIOC) || \
  46. ((PERIPH) == GPIOD) || \
  47. ((PERIPH) == GPIOE) || \
  48. ((PERIPH) == GPIOF) || \
  49. ((PERIPH) == GPIOG) || \
  50. ((PERIPH) == GPIOH) || \
  51. ((PERIPH) == GPIOI))
  52. /**
  53. * @brief GPIO Configuration Mode enumeration
  54. */
  55. typedef enum
  56. {
  57. GPIO_Mode_IN = 0x00, /*!< GPIO Input Mode */
  58. GPIO_Mode_OUT = 0x01, /*!< GPIO Output Mode */
  59. GPIO_Mode_AF = 0x02, /*!< GPIO Alternate function Mode */
  60. GPIO_Mode_AN = 0x03 /*!< GPIO Analog Mode */
  61. }GPIOMode_TypeDef;
  62. #define IS_GPIO_MODE(MODE) (((MODE) == GPIO_Mode_IN) || ((MODE) == GPIO_Mode_OUT) || \
  63. ((MODE) == GPIO_Mode_AF)|| ((MODE) == GPIO_Mode_AN))
  64. /**
  65. * @brief GPIO Output type enumeration
  66. */
  67. typedef enum
  68. {
  69. GPIO_OType_PP = 0x00,
  70. GPIO_OType_OD = 0x01
  71. }GPIOOType_TypeDef;
  72. #define IS_GPIO_OTYPE(OTYPE) (((OTYPE) == GPIO_OType_PP) || ((OTYPE) == GPIO_OType_OD))
  73. /**
  74. * @brief GPIO Output Maximum frequency enumeration
  75. */
  76. typedef enum
  77. {
  78. GPIO_Speed_2MHz = 0x00, /*!< Low speed */
  79. GPIO_Speed_25MHz = 0x01, /*!< Medium speed */
  80. GPIO_Speed_50MHz = 0x02, /*!< Fast speed */
  81. GPIO_Speed_100MHz = 0x03 /*!< High speed on 30 pF (80 MHz Output max speed on 15 pF) */
  82. }GPIOSpeed_TypeDef;
  83. #define IS_GPIO_SPEED(SPEED) (((SPEED) == GPIO_Speed_2MHz) || ((SPEED) == GPIO_Speed_25MHz) || \
  84. ((SPEED) == GPIO_Speed_50MHz)|| ((SPEED) == GPIO_Speed_100MHz))
  85. /**
  86. * @brief GPIO Configuration PullUp PullDown enumeration
  87. */
  88. typedef enum
  89. {
  90. GPIO_PuPd_NOPULL = 0x00,
  91. GPIO_PuPd_UP = 0x01,
  92. GPIO_PuPd_DOWN = 0x02
  93. }GPIOPuPd_TypeDef;
  94. #define IS_GPIO_PUPD(PUPD) (((PUPD) == GPIO_PuPd_NOPULL) || ((PUPD) == GPIO_PuPd_UP) || \
  95. ((PUPD) == GPIO_PuPd_DOWN))
  96. /**
  97. * @brief GPIO Bit SET and Bit RESET enumeration
  98. */
  99. typedef enum
  100. {
  101. Bit_RESET = 0,
  102. Bit_SET
  103. }BitAction;
  104. #define IS_GPIO_BIT_ACTION(ACTION) (((ACTION) == Bit_RESET) || ((ACTION) == Bit_SET))
  105. /**
  106. * @brief GPIO Init structure definition
  107. */
  108. typedef struct
  109. {
  110. uint32_t GPIO_Pin; /*!< Specifies the GPIO pins to be configured.
  111. This parameter can be any value of @ref GPIO_pins_define */
  112. GPIOMode_TypeDef GPIO_Mode; /*!< Specifies the operating mode for the selected pins.
  113. This parameter can be a value of @ref GPIOMode_TypeDef */
  114. GPIOSpeed_TypeDef GPIO_Speed; /*!< Specifies the speed for the selected pins.
  115. This parameter can be a value of @ref GPIOSpeed_TypeDef */
  116. GPIOOType_TypeDef GPIO_OType; /*!< Specifies the operating output type for the selected pins.
  117. This parameter can be a value of @ref GPIOOType_TypeDef */
  118. GPIOPuPd_TypeDef GPIO_PuPd; /*!< Specifies the operating Pull-up/Pull down for the selected pins.
  119. This parameter can be a value of @ref GPIOPuPd_TypeDef */
  120. }GPIO_InitTypeDef;
  121. /* Exported constants --------------------------------------------------------*/
  122. /** @defgroup GPIO_Exported_Constants
  123. * @{
  124. */
  125. /** @defgroup GPIO_pins_define
  126. * @{
  127. */
  128. #define GPIO_Pin_0 ((uint16_t)0x0001) /* Pin 0 selected */
  129. #define GPIO_Pin_1 ((uint16_t)0x0002) /* Pin 1 selected */
  130. #define GPIO_Pin_2 ((uint16_t)0x0004) /* Pin 2 selected */
  131. #define GPIO_Pin_3 ((uint16_t)0x0008) /* Pin 3 selected */
  132. #define GPIO_Pin_4 ((uint16_t)0x0010) /* Pin 4 selected */
  133. #define GPIO_Pin_5 ((uint16_t)0x0020) /* Pin 5 selected */
  134. #define GPIO_Pin_6 ((uint16_t)0x0040) /* Pin 6 selected */
  135. #define GPIO_Pin_7 ((uint16_t)0x0080) /* Pin 7 selected */
  136. #define GPIO_Pin_8 ((uint16_t)0x0100) /* Pin 8 selected */
  137. #define GPIO_Pin_9 ((uint16_t)0x0200) /* Pin 9 selected */
  138. #define GPIO_Pin_10 ((uint16_t)0x0400) /* Pin 10 selected */
  139. #define GPIO_Pin_11 ((uint16_t)0x0800) /* Pin 11 selected */
  140. #define GPIO_Pin_12 ((uint16_t)0x1000) /* Pin 12 selected */
  141. #define GPIO_Pin_13 ((uint16_t)0x2000) /* Pin 13 selected */
  142. #define GPIO_Pin_14 ((uint16_t)0x4000) /* Pin 14 selected */
  143. #define GPIO_Pin_15 ((uint16_t)0x8000) /* Pin 15 selected */
  144. #define GPIO_Pin_All ((uint16_t)0xFFFF) /* All pins selected */
  145. #define IS_GPIO_PIN(PIN) ((((PIN) & (uint16_t)0x00) == 0x00) && ((PIN) != (uint16_t)0x00))
  146. #define IS_GET_GPIO_PIN(PIN) (((PIN) == GPIO_Pin_0) || \
  147. ((PIN) == GPIO_Pin_1) || \
  148. ((PIN) == GPIO_Pin_2) || \
  149. ((PIN) == GPIO_Pin_3) || \
  150. ((PIN) == GPIO_Pin_4) || \
  151. ((PIN) == GPIO_Pin_5) || \
  152. ((PIN) == GPIO_Pin_6) || \
  153. ((PIN) == GPIO_Pin_7) || \
  154. ((PIN) == GPIO_Pin_8) || \
  155. ((PIN) == GPIO_Pin_9) || \
  156. ((PIN) == GPIO_Pin_10) || \
  157. ((PIN) == GPIO_Pin_11) || \
  158. ((PIN) == GPIO_Pin_12) || \
  159. ((PIN) == GPIO_Pin_13) || \
  160. ((PIN) == GPIO_Pin_14) || \
  161. ((PIN) == GPIO_Pin_15))
  162. /**
  163. * @}
  164. */
  165. /** @defgroup GPIO_Pin_sources
  166. * @{
  167. */
  168. #define GPIO_PinSource0 ((uint8_t)0x00)
  169. #define GPIO_PinSource1 ((uint8_t)0x01)
  170. #define GPIO_PinSource2 ((uint8_t)0x02)
  171. #define GPIO_PinSource3 ((uint8_t)0x03)
  172. #define GPIO_PinSource4 ((uint8_t)0x04)
  173. #define GPIO_PinSource5 ((uint8_t)0x05)
  174. #define GPIO_PinSource6 ((uint8_t)0x06)
  175. #define GPIO_PinSource7 ((uint8_t)0x07)
  176. #define GPIO_PinSource8 ((uint8_t)0x08)
  177. #define GPIO_PinSource9 ((uint8_t)0x09)
  178. #define GPIO_PinSource10 ((uint8_t)0x0A)
  179. #define GPIO_PinSource11 ((uint8_t)0x0B)
  180. #define GPIO_PinSource12 ((uint8_t)0x0C)
  181. #define GPIO_PinSource13 ((uint8_t)0x0D)
  182. #define GPIO_PinSource14 ((uint8_t)0x0E)
  183. #define GPIO_PinSource15 ((uint8_t)0x0F)
  184. #define IS_GPIO_PIN_SOURCE(PINSOURCE) (((PINSOURCE) == GPIO_PinSource0) || \
  185. ((PINSOURCE) == GPIO_PinSource1) || \
  186. ((PINSOURCE) == GPIO_PinSource2) || \
  187. ((PINSOURCE) == GPIO_PinSource3) || \
  188. ((PINSOURCE) == GPIO_PinSource4) || \
  189. ((PINSOURCE) == GPIO_PinSource5) || \
  190. ((PINSOURCE) == GPIO_PinSource6) || \
  191. ((PINSOURCE) == GPIO_PinSource7) || \
  192. ((PINSOURCE) == GPIO_PinSource8) || \
  193. ((PINSOURCE) == GPIO_PinSource9) || \
  194. ((PINSOURCE) == GPIO_PinSource10) || \
  195. ((PINSOURCE) == GPIO_PinSource11) || \
  196. ((PINSOURCE) == GPIO_PinSource12) || \
  197. ((PINSOURCE) == GPIO_PinSource13) || \
  198. ((PINSOURCE) == GPIO_PinSource14) || \
  199. ((PINSOURCE) == GPIO_PinSource15))
  200. /**
  201. * @}
  202. */
  203. /** @defgroup GPIO_Alternat_function_selection_define
  204. * @{
  205. */
  206. /**
  207. * @brief AF 0 selection
  208. */
  209. #define GPIO_AF_RTC_50Hz ((uint8_t)0x00) /* RTC_50Hz Alternate Function mapping */
  210. #define GPIO_AF_MCO ((uint8_t)0x00) /* MCO (MCO1 and MCO2) Alternate Function mapping */
  211. #define GPIO_AF_TAMPER ((uint8_t)0x00) /* TAMPER (TAMPER_1 and TAMPER_2) Alternate Function mapping */
  212. #define GPIO_AF_SWJ ((uint8_t)0x00) /* SWJ (SWD and JTAG) Alternate Function mapping */
  213. #define GPIO_AF_TRACE ((uint8_t)0x00) /* TRACE Alternate Function mapping */
  214. /**
  215. * @brief AF 1 selection
  216. */
  217. #define GPIO_AF_TIM1 ((uint8_t)0x01) /* TIM1 Alternate Function mapping */
  218. #define GPIO_AF_TIM2 ((uint8_t)0x01) /* TIM2 Alternate Function mapping */
  219. /**
  220. * @brief AF 2 selection
  221. */
  222. #define GPIO_AF_TIM3 ((uint8_t)0x02) /* TIM3 Alternate Function mapping */
  223. #define GPIO_AF_TIM4 ((uint8_t)0x02) /* TIM4 Alternate Function mapping */
  224. #define GPIO_AF_TIM5 ((uint8_t)0x02) /* TIM5 Alternate Function mapping */
  225. /**
  226. * @brief AF 3 selection
  227. */
  228. #define GPIO_AF_TIM8 ((uint8_t)0x03) /* TIM8 Alternate Function mapping */
  229. #define GPIO_AF_TIM9 ((uint8_t)0x03) /* TIM9 Alternate Function mapping */
  230. #define GPIO_AF_TIM10 ((uint8_t)0x03) /* TIM10 Alternate Function mapping */
  231. #define GPIO_AF_TIM11 ((uint8_t)0x03) /* TIM11 Alternate Function mapping */
  232. /**
  233. * @brief AF 4 selection
  234. */
  235. #define GPIO_AF_I2C1 ((uint8_t)0x04) /* I2C1 Alternate Function mapping */
  236. #define GPIO_AF_I2C2 ((uint8_t)0x04) /* I2C2 Alternate Function mapping */
  237. #define GPIO_AF_I2C3 ((uint8_t)0x04) /* I2C3 Alternate Function mapping */
  238. /**
  239. * @brief AF 5 selection
  240. */
  241. #define GPIO_AF_SPI1 ((uint8_t)0x05) /* SPI1 Alternate Function mapping */
  242. #define GPIO_AF_SPI2 ((uint8_t)0x05) /* SPI2/I2S2 Alternate Function mapping */
  243. /**
  244. * @brief AF 6 selection
  245. */
  246. #define GPIO_AF_SPI3 ((uint8_t)0x06) /* SPI3/I2S3 Alternate Function mapping */
  247. /**
  248. * @brief AF 7 selection
  249. */
  250. #define GPIO_AF_USART1 ((uint8_t)0x07) /* USART1 Alternate Function mapping */
  251. #define GPIO_AF_USART2 ((uint8_t)0x07) /* USART2 Alternate Function mapping */
  252. #define GPIO_AF_USART3 ((uint8_t)0x07) /* USART3 Alternate Function mapping */
  253. #define GPIO_AF_I2S3ext ((uint8_t)0x07) /* I2S3ext Alternate Function mapping */
  254. /**
  255. * @brief AF 8 selection
  256. */
  257. #define GPIO_AF_UART4 ((uint8_t)0x08) /* UART4 Alternate Function mapping */
  258. #define GPIO_AF_UART5 ((uint8_t)0x08) /* UART5 Alternate Function mapping */
  259. #define GPIO_AF_USART6 ((uint8_t)0x08) /* USART6 Alternate Function mapping */
  260. /**
  261. * @brief AF 9 selection
  262. */
  263. #define GPIO_AF_CAN1 ((uint8_t)0x09) /* CAN1 Alternate Function mapping */
  264. #define GPIO_AF_CAN2 ((uint8_t)0x09) /* CAN2 Alternate Function mapping */
  265. #define GPIO_AF_TIM12 ((uint8_t)0x09) /* TIM12 Alternate Function mapping */
  266. #define GPIO_AF_TIM13 ((uint8_t)0x09) /* TIM13 Alternate Function mapping */
  267. #define GPIO_AF_TIM14 ((uint8_t)0x09) /* TIM14 Alternate Function mapping */
  268. /**
  269. * @brief AF 10 selection
  270. */
  271. #define GPIO_AF_OTG_FS ((uint8_t)0xA) /* OTG_FS Alternate Function mapping */
  272. #define GPIO_AF_OTG_HS ((uint8_t)0xA) /* OTG_HS Alternate Function mapping */
  273. /**
  274. * @brief AF 11 selection
  275. */
  276. #define GPIO_AF_ETH ((uint8_t)0x0B) /* ETHERNET Alternate Function mapping */
  277. /**
  278. * @brief AF 12 selection
  279. */
  280. #define GPIO_AF_FSMC ((uint8_t)0xC) /* FSMC Alternate Function mapping */
  281. #define GPIO_AF_OTG_HS_FS ((uint8_t)0xC) /* OTG HS configured in FS, Alternate Function mapping */
  282. #define GPIO_AF_SDIO ((uint8_t)0xC) /* SDIO Alternate Function mapping */
  283. /**
  284. * @brief AF 13 selection
  285. */
  286. #define GPIO_AF_DCMI ((uint8_t)0x0D) /* DCMI Alternate Function mapping */
  287. /**
  288. * @brief AF 15 selection
  289. */
  290. #define GPIO_AF_EVENTOUT ((uint8_t)0x0F) /* EVENTOUT Alternate Function mapping */
  291. #define IS_GPIO_AF(AF) (((AF) == GPIO_AF_RTC_50Hz) || ((AF) == GPIO_AF_TIM14) || \
  292. ((AF) == GPIO_AF_MCO) || ((AF) == GPIO_AF_TAMPER) || \
  293. ((AF) == GPIO_AF_SWJ) || ((AF) == GPIO_AF_TRACE) || \
  294. ((AF) == GPIO_AF_TIM1) || ((AF) == GPIO_AF_TIM2) || \
  295. ((AF) == GPIO_AF_TIM3) || ((AF) == GPIO_AF_TIM4) || \
  296. ((AF) == GPIO_AF_TIM5) || ((AF) == GPIO_AF_TIM8) || \
  297. ((AF) == GPIO_AF_I2C1) || ((AF) == GPIO_AF_I2C2) || \
  298. ((AF) == GPIO_AF_I2C3) || ((AF) == GPIO_AF_SPI1) || \
  299. ((AF) == GPIO_AF_SPI2) || ((AF) == GPIO_AF_TIM13) || \
  300. ((AF) == GPIO_AF_SPI3) || ((AF) == GPIO_AF_TIM14) || \
  301. ((AF) == GPIO_AF_USART1) || ((AF) == GPIO_AF_USART2) || \
  302. ((AF) == GPIO_AF_USART3) || ((AF) == GPIO_AF_UART4) || \
  303. ((AF) == GPIO_AF_UART5) || ((AF) == GPIO_AF_USART6) || \
  304. ((AF) == GPIO_AF_CAN1) || ((AF) == GPIO_AF_CAN2) || \
  305. ((AF) == GPIO_AF_OTG_FS) || ((AF) == GPIO_AF_OTG_HS) || \
  306. ((AF) == GPIO_AF_ETH) || ((AF) == GPIO_AF_FSMC) || \
  307. ((AF) == GPIO_AF_OTG_HS_FS) || ((AF) == GPIO_AF_SDIO) || \
  308. ((AF) == GPIO_AF_DCMI) || ((AF) == GPIO_AF_EVENTOUT))
  309. /**
  310. * @}
  311. */
  312. /** @defgroup GPIO_Legacy
  313. * @{
  314. */
  315. #define GPIO_Mode_AIN GPIO_Mode_AN
  316. #define GPIO_AF_OTG1_FS GPIO_AF_OTG_FS
  317. #define GPIO_AF_OTG2_HS GPIO_AF_OTG_HS
  318. #define GPIO_AF_OTG2_FS GPIO_AF_OTG_HS_FS
  319. /**
  320. * @}
  321. */
  322. /**
  323. * @}
  324. */
  325. /* Exported macro ------------------------------------------------------------*/
  326. /* Exported functions --------------------------------------------------------*/
  327. /* Function used to set the GPIO configuration to the default reset state ****/
  328. void GPIO_DeInit(GPIO_TypeDef* GPIOx);
  329. /* Initialization and Configuration functions *********************************/
  330. void GPIO_Init(GPIO_TypeDef* GPIOx, GPIO_InitTypeDef* GPIO_InitStruct);
  331. void GPIO_StructInit(GPIO_InitTypeDef* GPIO_InitStruct);
  332. void GPIO_PinLockConfig(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
  333. /* GPIO Read and Write functions **********************************************/
  334. uint8_t GPIO_ReadInputDataBit(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
  335. uint16_t GPIO_ReadInputData(GPIO_TypeDef* GPIOx);
  336. uint8_t GPIO_ReadOutputDataBit(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
  337. uint16_t GPIO_ReadOutputData(GPIO_TypeDef* GPIOx);
  338. void GPIO_SetBits(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
  339. void GPIO_ResetBits(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
  340. void GPIO_WriteBit(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, BitAction BitVal);
  341. void GPIO_Write(GPIO_TypeDef* GPIOx, uint16_t PortVal);
  342. void GPIO_ToggleBits(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin);
  343. /* GPIO Alternate functions configuration function ****************************/
  344. void GPIO_PinAFConfig(GPIO_TypeDef* GPIOx, uint16_t GPIO_PinSource, uint8_t GPIO_AF);
  345. #ifdef __cplusplus
  346. }
  347. #endif
  348. #endif /*__STM32F4xx_GPIO_H */
  349. /**
  350. * @}
  351. */
  352. /**
  353. * @}
  354. */
  355. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/