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softI2c.h
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/*
* @Author: chilkings
* @Date: 2022-01-25 11:28:44
* @LastEditTime: 2022-01-26 22:41:56
* @Description: 模拟IIC头文件
* @mail:[email protected]
*/
#include"stm32f4xx_hal.h"
#define delayCount 5
typedef enum
{
SFIIC_OK = 0x00U,
SFIIC_ERROR = 0x01U,
SFIIC_BUSY = 0x02U,
SFIIC_TIMEOUT = 0x03U
} SFIIC_StatusTypeDef;
typedef struct classSoftI2c SFIIC_HandleTypeDef;
struct classSoftI2c
{
GPIO_TypeDef *SDAPort;
uint32_t SDAPin;
GPIO_TypeDef *SCLPort;
uint32_t SCLPin;
GPIO_InitTypeDef SDAPinInit;
GPIO_InitTypeDef SCLPinInit;
void (*Init)(SFIIC_HandleTypeDef *hsfi2c); //构造函数
SFIIC_StatusTypeDef (*Master_Receive)(SFIIC_HandleTypeDef *hsfi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
SFIIC_StatusTypeDef (*Master_Transmit)(SFIIC_HandleTypeDef *hsfi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
SFIIC_StatusTypeDef (*Mem_Read)(SFIIC_HandleTypeDef *hsfi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout);
SFIIC_StatusTypeDef (*Mem_Write)(SFIIC_HandleTypeDef *hsfi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout);
};
void softI2cInit(SFIIC_HandleTypeDef *hsfi2c);
SFIIC_StatusTypeDef SFIIC_Master_Receive(SFIIC_HandleTypeDef *hsfi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
SFIIC_StatusTypeDef SFIIC_Master_Transmit(SFIIC_HandleTypeDef *hsfi2c, uint16_t DevAddress, uint8_t *pData, uint16_t Size, uint32_t Timeout);
SFIIC_StatusTypeDef SFIIC_Mem_Read(SFIIC_HandleTypeDef *hsfi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout);
SFIIC_StatusTypeDef SFIIC_Mem_Write(SFIIC_HandleTypeDef *hsfi2c, uint16_t DevAddress, uint16_t MemAddress, uint16_t MemAddSize, uint8_t *pData, uint16_t Size, uint32_t Timeout);
void testOutput(SFIIC_HandleTypeDef *hsfi2c);