furi_hal_i2c.h

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#pragma once
 
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <furi_hal_i2c_config.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef enum {
    FuriHalI2cBeginStart,
    FuriHalI2cBeginRestart,
    FuriHalI2cBeginResume,
} FuriHalI2cBegin;
 
typedef enum {
    FuriHalI2cEndStop,
    FuriHalI2cEndAwaitRestart,
    FuriHalI2cEndPause,
} FuriHalI2cEnd;
 
void furi_hal_i2c_init_early(void);
 
void furi_hal_i2c_deinit_early(void);
 
void furi_hal_i2c_init(void);
 
void furi_hal_i2c_acquire(FuriHalI2cBusHandle* handle);
 
void furi_hal_i2c_release(FuriHalI2cBusHandle* handle);
 
bool furi_hal_i2c_tx(
    FuriHalI2cBusHandle* handle,
    uint8_t address,
    const uint8_t* data,
    size_t size,
    uint32_t timeout);
 
bool furi_hal_i2c_tx_ext(
    FuriHalI2cBusHandle* handle,
    uint16_t address,
    bool ten_bit,
    const uint8_t* data,
    size_t size,
    FuriHalI2cBegin begin,
    FuriHalI2cEnd end,
    uint32_t timeout);
 
bool furi_hal_i2c_rx(
    FuriHalI2cBusHandle* handle,
    uint8_t address,
    uint8_t* data,
    size_t size,
    uint32_t timeout);
 
bool furi_hal_i2c_rx_ext(
    FuriHalI2cBusHandle* handle,
    uint16_t address,
    bool ten_bit,
    uint8_t* data,
    size_t size,
    FuriHalI2cBegin begin,
    FuriHalI2cEnd end,
    uint32_t timeout);
 
bool furi_hal_i2c_trx(
    FuriHalI2cBusHandle* handle,
    uint8_t address,
    const uint8_t* tx_data,
    size_t tx_size,
    uint8_t* rx_data,
    size_t rx_size,
    uint32_t timeout);
 
bool furi_hal_i2c_is_device_ready(FuriHalI2cBusHandle* handle, uint8_t i2c_addr, uint32_t timeout);
 
bool furi_hal_i2c_read_reg_8(
    FuriHalI2cBusHandle* handle,
    uint8_t i2c_addr,
    uint8_t reg_addr,
    uint8_t* data,
    uint32_t timeout);
 
bool furi_hal_i2c_read_reg_16(
    FuriHalI2cBusHandle* handle,
    uint8_t i2c_addr,
    uint8_t reg_addr,
    uint16_t* data,
    uint32_t timeout);
 
bool furi_hal_i2c_read_mem(
    FuriHalI2cBusHandle* handle,
    uint8_t i2c_addr,
    uint8_t mem_addr,
    uint8_t* data,
    size_t len,
    uint32_t timeout);
 
bool furi_hal_i2c_write_reg_8(
    FuriHalI2cBusHandle* handle,
    uint8_t i2c_addr,
    uint8_t reg_addr,
    uint8_t data,
    uint32_t timeout);
 
bool furi_hal_i2c_write_reg_16(
    FuriHalI2cBusHandle* handle,
    uint8_t i2c_addr,
    uint8_t reg_addr,
    uint16_t data,
    uint32_t timeout);
 
bool furi_hal_i2c_write_mem(
    FuriHalI2cBusHandle* handle,
    uint8_t i2c_addr,
    uint8_t mem_addr,
    const uint8_t* data,
    size_t len,
    uint32_t timeout);
 
#ifdef __cplusplus
}
#endif