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Wanderingss
2026-01-24 20:03:14 +08:00
commit a2224908e3
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40
Drivers/BSP/IIC/iic.h Normal file
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#ifndef __IIC_H
#define __IIC_H
#include "./SYSTEM/sys/sys.h"
#include "./SYSTEM/delay/delay.h"
#define IIC_SCL_GPIO_PORT GPIOA
#define IIC_SCL_GPIO_PIN GPIO_PIN_5
#define IIC_SCL_GPIO_CLK_ENABLE() __HAL_RCC_GPIOA_CLK_ENABLE()
#define IIC_SDA_GPIO_PORT GPIOA
#define IIC_SDA_GPIO_PIN GPIO_PIN_6
#define IIC_SDA_GPIO_CLK_ENABLE() __HAL_RCC_GPIOA_CLK_ENABLE()
#define IIC_SCL(x) do{ x ? \
HAL_GPIO_WritePin(IIC_SCL_GPIO_PORT, IIC_SCL_GPIO_PIN, GPIO_PIN_SET) : \
HAL_GPIO_WritePin(IIC_SCL_GPIO_PORT, IIC_SCL_GPIO_PIN, GPIO_PIN_RESET); \
}while(0) /* SCL */
#define IIC_SDA(x) do{x? \
HAL_GPIO_WritePin(IIC_SDA_GPIO_PORT,IIC_SDA_GPIO_PIN,GPIO_PIN_SET): \
HAL_GPIO_WritePin(IIC_SDA_GPIO_PORT,IIC_SDA_GPIO_PIN,GPIO_PIN_RESET); \
}while(0);
#define IIC_READ_SDA HAL_GPIO_ReadPin(IIC_SDA_GPIO_PORT,IIC_SDA_GPIO_PIN)
void iic_init(void);
void iic_start(void);
uint8_t iic_read_byte(uint8_t ack);
void iic_send_byte(uint8_t data);
void iic_stop(void);
uint8_t iic_wait_ack(void);
void iic_ack(void);
void iic_nack(void);
#endif