mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-12-19 09:13:11 +00:00
d4787e859e
* Power, USB, LED driver improvements * u2f hid descriptor fix * variable_item_list: value alignment fix * InputTypeRepeat handling in menu/submenu/var_item_list * lp5562: fix bugs on 400khz i2c * Scripts: lint in parallel. * FuriHal: rename some USB structure to match naming convention. Drivers: update magic values in LP5562. Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
195 lines
5.2 KiB
C
195 lines
5.2 KiB
C
/**
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* @file furi_hal_i2c.h
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* I2C HAL API
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*/
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#pragma once
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#include <stdbool.h>
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#include <stdint.h>
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#include <furi_hal_i2c_config.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** Init I2C
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*/
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void furi_hal_i2c_init();
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/** Acquire i2c bus handle
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*
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* @return Instance of FuriHalI2cBus
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*/
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void furi_hal_i2c_acquire(FuriHalI2cBusHandle* handle);
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/** Release i2c bus handle
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*
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* @param bus instance of FuriHalI2cBus aquired in `furi_hal_i2c_acquire`
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*/
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void furi_hal_i2c_release(FuriHalI2cBusHandle* handle);
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/** Perform I2C tx transfer
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*
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* @param handle pointer to FuriHalI2cBusHandle instance
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* @param address I2C slave address
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* @param data pointer to data buffer
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* @param size size of data buffer
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* @param timeout timeout in ticks
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*
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* @return true on successful transfer, false otherwise
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*/
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bool furi_hal_i2c_tx(
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FuriHalI2cBusHandle* handle,
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const uint8_t address,
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const uint8_t* data,
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const uint8_t size,
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uint32_t timeout);
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/** Perform I2C rx transfer
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*
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* @param handle pointer to FuriHalI2cBusHandle instance
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* @param address I2C slave address
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* @param data pointer to data buffer
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* @param size size of data buffer
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* @param timeout timeout in ticks
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*
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* @return true on successful transfer, false otherwise
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*/
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bool furi_hal_i2c_rx(
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FuriHalI2cBusHandle* handle,
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const uint8_t address,
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uint8_t* data,
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const uint8_t size,
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uint32_t timeout);
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/** Perform I2C tx and rx transfers
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*
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* @param handle pointer to FuriHalI2cBusHandle instance
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* @param address I2C slave address
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* @param tx_data pointer to tx data buffer
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* @param tx_size size of tx data buffer
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* @param rx_data pointer to rx data buffer
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* @param rx_size size of rx data buffer
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* @param timeout timeout in ticks
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*
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* @return true on successful transfer, false otherwise
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*/
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bool furi_hal_i2c_trx(
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FuriHalI2cBusHandle* handle,
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const uint8_t address,
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const uint8_t* tx_data,
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const uint8_t tx_size,
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uint8_t* rx_data,
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const uint8_t rx_size,
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uint32_t timeout);
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/** Perform I2C device register read (8-bit)
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*
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* @param handle pointer to FuriHalI2cBusHandle instance
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* @param i2c_addr I2C slave address
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* @param reg_addr register address
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* @param data pointer to register value
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* @param timeout timeout in ticks
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*
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* @return true on successful transfer, false otherwise
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*/
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bool furi_hal_i2c_read_reg_8(
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FuriHalI2cBusHandle* handle,
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uint8_t i2c_addr,
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uint8_t reg_addr,
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uint8_t* data,
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uint32_t timeout);
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/** Perform I2C device register read (16-bit)
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*
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* @param handle pointer to FuriHalI2cBusHandle instance
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* @param i2c_addr I2C slave address
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* @param reg_addr register address
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* @param data pointer to register value
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* @param timeout timeout in ticks
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*
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* @return true on successful transfer, false otherwise
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*/
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bool furi_hal_i2c_read_reg_16(
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FuriHalI2cBusHandle* handle,
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uint8_t i2c_addr,
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uint8_t reg_addr,
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uint16_t* data,
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uint32_t timeout);
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/** Perform I2C device memory read
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*
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* @param handle pointer to FuriHalI2cBusHandle instance
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* @param i2c_addr I2C slave address
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* @param mem_addr memory start address
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* @param data pointer to data buffer
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* @param len size of data buffer
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* @param timeout timeout in ticks
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*
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* @return true on successful transfer, false otherwise
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*/
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bool furi_hal_i2c_read_mem(
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FuriHalI2cBusHandle* handle,
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uint8_t i2c_addr,
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uint8_t mem_addr,
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uint8_t* data,
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uint8_t len,
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uint32_t timeout);
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/** Perform I2C device register write (8-bit)
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*
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* @param handle pointer to FuriHalI2cBusHandle instance
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* @param i2c_addr I2C slave address
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* @param reg_addr register address
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* @param data register value
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* @param timeout timeout in ticks
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*
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* @return true on successful transfer, false otherwise
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*/
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bool furi_hal_i2c_write_reg_8(
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FuriHalI2cBusHandle* handle,
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uint8_t i2c_addr,
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uint8_t reg_addr,
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uint8_t data,
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uint32_t timeout);
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/** Perform I2C device register write (16-bit)
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*
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* @param handle pointer to FuriHalI2cBusHandle instance
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* @param i2c_addr I2C slave address
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* @param reg_addr register address
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* @param data register value
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* @param timeout timeout in ticks
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*
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* @return true on successful transfer, false otherwise
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*/
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bool furi_hal_i2c_write_reg_16(
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FuriHalI2cBusHandle* handle,
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uint8_t i2c_addr,
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uint8_t reg_addr,
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uint16_t data,
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uint32_t timeout);
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/** Perform I2C device memory
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*
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* @param handle pointer to FuriHalI2cBusHandle instance
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* @param i2c_addr I2C slave address
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* @param mem_addr memory start address
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* @param data pointer to data buffer
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* @param len size of data buffer
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* @param timeout timeout in ticks
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*
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* @return true on successful transfer, false otherwise
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*/
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bool furi_hal_i2c_write_mem(
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FuriHalI2cBusHandle* handle,
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uint8_t i2c_addr,
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uint8_t mem_addr,
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uint8_t* data,
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uint8_t len,
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uint32_t timeout);
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#ifdef __cplusplus
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}
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#endif
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