21 lines
704 B
C
21 lines
704 B
C
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#ifndef I2C_DRIVER_H__
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#define I2C_DRIVER_H__
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#include "common_types.h"
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#include <stdint.h>
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typedef enum {
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I2C_SPEED_STANDARD = 100000,
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I2C_SPEED_FAST = 400000,
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} i2c_speed_t;
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ret_code_t i2c_init(uint32_t speed);
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ret_code_t i2c_deinit(void);
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ret_code_t i2c_master_write(uint8_t dev_addr, const uint8_t *data, uint32_t len);
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ret_code_t i2c_master_read(uint8_t dev_addr, uint8_t *data, uint32_t len);
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ret_code_t i2c_mem_write(uint8_t dev_addr, uint16_t mem_addr, uint8_t mem_addr_size, const uint8_t *data, uint32_t len);
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ret_code_t i2c_mem_read(uint8_t dev_addr, uint16_t mem_addr, uint8_t mem_addr_size, uint8_t *data, uint32_t len);
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ret_code_t i2c_check_device(uint8_t dev_addr);
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#endif
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