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lib/main/STM32H7/Drivers/BSP/STM32H7B3I-EVAL/stm32h7b3i_eval_bus.h

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+/**
+  ******************************************************************************
+  * @file    stm32h7b3i_eval_bus.h
+  * @author  MCD Application Team
+  * @brief   This file contains definitions for STM32H7B3I_EVAL LEDs,
+  *          push-buttons hardware resources.
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2019 STMicroelectronics.
+  * All rights reserved.
+  *
+  * This software is licensed under terms that can be found in the LICENSE file
+  * in the root directory of this software component.
+  * If no LICENSE file comes with this software, it is provided AS-IS.
+  *
+  ******************************************************************************
+  */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef STM32H7B3I_EVAL_BUS_H
+#define STM32H7B3I_EVAL_BUS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32h7b3i_eval_conf.h"
+#if defined(BSP_USE_CMSIS_OS)
+#include "cmsis_os.h"
+#endif
+/** @addtogroup BSP
+  * @{
+  */
+
+/** @addtogroup STM32H7B3I_EVAL
+  * @{
+  */
+
+/** @addtogroup STM32H7B3I_EVAL_BUS
+  * @{
+  */
+/** @defgroup STM32H7B3I_EVAL_BUS_Exported_Types BUS Exported Types
+  * @{
+  */
+#if (USE_HAL_I2C_REGISTER_CALLBACKS == 1)
+typedef struct
+{
+  pI2C_CallbackTypeDef  pMspI2cInitCb;
+  pI2C_CallbackTypeDef  pMspI2cDeInitCb;
+} BSP_I2C_Cb_t;
+#endif /* (USE_HAL_I2C_REGISTER_CALLBACKS == 1) */
+
+/**
+  * @}
+  */
+/** @defgroup STM32H7B3I_EVAL_BUS_Exported_Constants BUS Exported Constants
+  * @{
+  */
+/* Definition for I2C2 clock resources */
+#define BUS_I2C2                              I2C2
+#define BUS_I2C2_CLK_ENABLE()                  __HAL_RCC_I2C2_CLK_ENABLE()
+#define BUS_I2C2_CLK_DISABLE()                 __HAL_RCC_I2C2_CLK_DISABLE()
+#define BUS_I2C2_SCL_GPIO_CLK_ENABLE()         __HAL_RCC_GPIOH_CLK_ENABLE()
+#define BUS_I2C2_SCL_GPIO_CLK_DISABLE()        __HAL_RCC_GPIOH_CLK_DISABLE()
+#define BUS_I2C2_SDA_GPIO_CLK_ENABLE()         __HAL_RCC_GPIOH_CLK_ENABLE()
+#define BUS_I2C2_SDA_GPIO_CLK_DISABLE()        __HAL_RCC_GPIOH_CLK_DISABLE()
+
+#define BUS_I2C2_FORCE_RESET()                 __HAL_RCC_I2C2_FORCE_RESET()
+#define BUS_I2C2_RELEASE_RESET()               __HAL_RCC_I2C2_RELEASE_RESET()
+
+/* Definition for I2C2 Pins */
+#define BUS_I2C2_SCL_PIN                       GPIO_PIN_4
+#define BUS_I2C2_SDA_PIN                       GPIO_PIN_5
+#define BUS_I2C2_SCL_GPIO_PORT                 GPIOH
+#define BUS_I2C2_SDA_GPIO_PORT                 GPIOH
+#define BUS_I2C2_SCL_AF                        GPIO_AF4_I2C2
+#define BUS_I2C2_SDA_AF                        GPIO_AF4_I2C2
+
+#ifndef BUS_I2C2_FREQUENCY
+#define BUS_I2C2_FREQUENCY  100000U /* Frequency of I2Cn = 100 KHz*/
+#endif
+
+/**
+  * @}
+  */
+
+/** @addtogroup STM32H7B3I_EVAL_BUS_Exported_Variables
+  * @{
+  */
+extern I2C_HandleTypeDef hbus_i2c2;
+/**
+  * @}
+  */
+
+/** @addtogroup STM32H7B3I_EVAL_BUS_Exported_Functions
+  * @{
+  */
+int32_t BSP_I2C2_Init(void);
+int32_t BSP_I2C2_DeInit(void);
+int32_t BSP_I2C2_WriteReg(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length);
+int32_t BSP_I2C2_ReadReg(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length);
+int32_t BSP_I2C2_WriteReg16(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length);
+int32_t BSP_I2C2_ReadReg16(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length);
+int32_t BSP_I2C2_Recv(uint16_t DevAddr, uint16_t Reg, uint16_t MemAddSize, uint8_t *pData, uint16_t Length);
+int32_t BSP_I2C2_Send(uint16_t DevAddr, uint16_t Reg, uint16_t MemAddSize, uint8_t *pData, uint16_t Length);
+int32_t BSP_I2C2_IsReady(uint16_t DevAddr, uint32_t Trials);
+int32_t BSP_GetTick(void);
+
+#if (USE_HAL_I2C_REGISTER_CALLBACKS == 1)
+int32_t BSP_I2C2_RegisterDefaultMspCallbacks(void);
+int32_t BSP_I2C2_RegisterMspCallbacks(BSP_I2C_Cb_t *Callback);
+#endif /* USE_HAL_I2C_REGISTER_CALLBACKS */
+__weak HAL_StatusTypeDef MX_I2C2_Init(I2C_HandleTypeDef *hI2c, uint32_t timing);
+
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+/**
+  * @}
+  */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* STM32H7B3I_EVAL_BUS_H */