136 lines
4.2 KiB
C
136 lines
4.2 KiB
C
/**
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******************************************************************************
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* @file stm32h7s78_discovery_bus.h
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* @author MCD Application Team
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* @brief This file is the header of stm32h7s78_discovery_bus.c file
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2022 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef STM32H7S78_DISCOVERY_BUS_H
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#define STM32H7S78_DISCOVERY_BUS_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "stm32h7s78_discovery_conf.h"
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#include "stm32h7s78_discovery_errno.h"
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#if defined(BSP_USE_CMSIS_OS)
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#include "cmsis_os.h"
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#endif /* BSP_USE_CMSIS_OS */
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/** @addtogroup BSP
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* @{
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*/
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/** @addtogroup STM32H7S78_DK
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* @{
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*/
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/** @addtogroup STM32H7S78_DK_BUS
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* @{
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*/
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/** @defgroup STM32H7S78_DK_BUS_Exported_Types Exported Types
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* @{
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*/
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#if (USE_HAL_I2C_REGISTER_CALLBACKS == 1)
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typedef struct
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{
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void (* pMspI2cInitCb)(I2C_HandleTypeDef *);
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void (* pMspI2cDeInitCb)(I2C_HandleTypeDef *);
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} BSP_I2C_Cb_t;
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#endif /* (USE_HAL_I2C_REGISTER_CALLBACKS == 1) */
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/**
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* @}
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*/
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/** @defgroup STM32H7S78_DK_BUS_Exported_Constants Exported Constants
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* @{
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*/
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/* Definition for I2C1 clock resources */
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#define BUS_I2C1 I2C1
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#define BUS_I2C1_CLK_ENABLE() __HAL_RCC_I2C1_CLK_ENABLE()
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#define BUS_I2C1_CLK_DISABLE() __HAL_RCC_I2C1_CLK_DISABLE()
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#define BUS_I2C1_SCL_GPIO_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE()
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#define BUS_I2C1_SCL_GPIO_CLK_DISABLE() __HAL_RCC_GPIOB_CLK_DISABLE()
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#define BUS_I2C1_SDA_GPIO_CLK_ENABLE() __HAL_RCC_GPIOB_CLK_ENABLE()
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#define BUS_I2C1_SDA_GPIO_CLK_DISABLE() __HAL_RCC_GPIOB_CLK_DISABLE()
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#define BUS_I2C1_FORCE_RESET() __HAL_RCC_I2C1_FORCE_RESET()
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#define BUS_I2C1_RELEASE_RESET() __HAL_RCC_I2C1_RELEASE_RESET()
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/* Definition for I2C1 Pins */
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#define BUS_I2C1_SCL_PIN GPIO_PIN_6
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#define BUS_I2C1_SDA_PIN GPIO_PIN_9
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#define BUS_I2C1_SCL_GPIO_PORT GPIOB
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#define BUS_I2C1_SDA_GPIO_PORT GPIOB
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#define BUS_I2C1_SCL_AF GPIO_AF4_I2C1
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#define BUS_I2C1_SDA_AF GPIO_AF4_I2C1
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#ifndef BUS_I2C1_FREQUENCY
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#define BUS_I2C1_FREQUENCY 100000U /* Frequency of I2Cn = 100 KHz*/
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#endif /* BUS_I2C1_FREQUENCY */
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/**
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* @}
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*/
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/** @addtogroup STM32H7S78_DK_BUS_Exported_Variables
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* @{
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*/
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extern I2C_HandleTypeDef hbus_i2c1;
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/**
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* @}
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*/
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/** @addtogroup STM32H7S78_DK_BUS_Exported_Functions
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* @{
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*/
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int32_t BSP_I2C1_Init(void);
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int32_t BSP_I2C1_DeInit(void);
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int32_t BSP_I2C1_WriteReg(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length);
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int32_t BSP_I2C1_ReadReg(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length);
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int32_t BSP_I2C1_WriteReg16(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length);
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int32_t BSP_I2C1_ReadReg16(uint16_t DevAddr, uint16_t Reg, uint8_t *pData, uint16_t Length);
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int32_t BSP_I2C1_Recv(uint16_t DevAddr, uint16_t Reg, uint16_t MemAddSize, uint8_t *pData, uint16_t Length);
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int32_t BSP_I2C1_Send(uint16_t DevAddr, uint16_t Reg, uint16_t MemAddSize, uint8_t *pData, uint16_t Length);
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int32_t BSP_I2C1_IsReady(uint16_t DevAddr, uint32_t Trials);
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int32_t BSP_GetTick(void);
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#if (USE_HAL_I2C_REGISTER_CALLBACKS == 1)
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int32_t BSP_I2C1_RegisterDefaultMspCallbacks(void);
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int32_t BSP_I2C1_RegisterMspCallbacks(BSP_I2C_Cb_t *Callback);
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#endif /* USE_HAL_I2C_REGISTER_CALLBACKS */
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HAL_StatusTypeDef MX_I2C1_Init(I2C_HandleTypeDef *hi2c, uint32_t timing);
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* STM32H7S78_DISCOVERY_BUS_H */
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