unleashed-firmware/targets/furi_hal_include/furi_hal_i2c.h
hedger 917410a0a8
[FL-3629] fbt: reworked assets & resources handling (#3160)
* fbt: reworking targets & assets handling WIP
* fbt: dist fixes
* fbt: moved SD card resources to owning apps
* unit_tests: moved resources to app folder
* github: updated unit_tests paths
* github: packaging fixes
* unit_tests: fixes
* fbt: assets: internal cleanup
* fbt: reworked assets handling
* github: unit_tests: reintroducing fixes
* minor cleanup
* fbt: naming changes to reflect private nature of scons tools
* fbt: resources: fixed dist archive paths
* docs: updated paths
* docs: updated more paths
* docs: included "resources" parameter in app manifest docs; updated assets readme
* updated gitignore for assets
* github: updated action versions
* unit_tests: restored timeout; scripts: assets: logging changes
* gh: don't upload desktop animations for unit test run

Co-authored-by: あく <alleteam@gmail.com>
2023-10-31 00:17:30 +09:00

288 lines
8.3 KiB
C

/**
* @file furi_hal_i2c.h I2C HAL API
*/
#pragma once
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <furi_hal_i2c_config.h>
#ifdef __cplusplus
extern "C" {
#endif
/** Transaction beginning signal */
typedef enum {
/*!Begin the transaction by sending a START condition followed by the
* address */
FuriHalI2cBeginStart,
/*!Begin the transaction by sending a RESTART condition followed by the
* address
* @note Must follow a transaction ended with
* FuriHalI2cEndAwaitRestart */
FuriHalI2cBeginRestart,
/*!Continue the previous transaction with new data
* @note Must follow a transaction ended with FuriHalI2cEndPause and
* be of the same type (RX/TX) */
FuriHalI2cBeginResume,
} FuriHalI2cBegin;
/** Transaction end signal */
typedef enum {
/*!End the transaction by sending a STOP condition */
FuriHalI2cEndStop,
/*!End the transaction by clock stretching
* @note Must be followed by a transaction using
* FuriHalI2cBeginRestart */
FuriHalI2cEndAwaitRestart,
/*!Pauses the transaction by clock stretching
* @note Must be followed by a transaction using FuriHalI2cBeginResume */
FuriHalI2cEndPause,
} FuriHalI2cEnd;
/** Early Init I2C */
void furi_hal_i2c_init_early();
/** Early DeInit I2C */
void furi_hal_i2c_deinit_early();
/** Init I2C */
void furi_hal_i2c_init();
/** Acquire I2C bus handle
*
* @param handle Pointer to FuriHalI2cBusHandle instance
*/
void furi_hal_i2c_acquire(FuriHalI2cBusHandle* handle);
/** Release I2C bus handle
*
* @param handle Pointer to FuriHalI2cBusHandle instance acquired in
* `furi_hal_i2c_acquire`
*/
void furi_hal_i2c_release(FuriHalI2cBusHandle* handle);
/** Perform I2C TX transfer
*
* @param handle Pointer to FuriHalI2cBusHandle instance
* @param address I2C slave address
* @param data Pointer to data buffer
* @param size Size of data buffer
* @param timeout Timeout in milliseconds
*
* @return true on successful transfer, false otherwise
*/
bool furi_hal_i2c_tx(
FuriHalI2cBusHandle* handle,
uint8_t address,
const uint8_t* data,
size_t size,
uint32_t timeout);
/**
* Perform I2C TX transfer, with additional settings.
*
* @param handle Pointer to FuriHalI2cBusHandle instance
* @param address I2C slave address
* @param ten_bit Whether the address is 10 bits wide
* @param data Pointer to data buffer
* @param size Size of data buffer
* @param begin How to begin the transaction
* @param end How to end the transaction
* @param timer Timeout timer
*
* @return true on successful transfer, false otherwise
*/
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);
/** Perform I2C RX transfer
*
* @param handle Pointer to FuriHalI2cBusHandle instance
* @param address I2C slave address
* @param data Pointer to data buffer
* @param size Size of data buffer
* @param timeout Timeout in milliseconds
*
* @return true on successful transfer, false otherwise
*/
bool furi_hal_i2c_rx(
FuriHalI2cBusHandle* handle,
uint8_t address,
uint8_t* data,
size_t size,
uint32_t timeout);
/** Perform I2C RX transfer, with additional settings.
*
* @param handle Pointer to FuriHalI2cBusHandle instance
* @param address I2C slave address
* @param ten_bit Whether the address is 10 bits wide
* @param data Pointer to data buffer
* @param size Size of data buffer
* @param begin How to begin the transaction
* @param end How to end the transaction
* @param timer Timeout timer
*
* @return true on successful transfer, false otherwise
*/
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);
/** Perform I2C TX and RX transfers
*
* @param handle Pointer to FuriHalI2cBusHandle instance
* @param address I2C slave address
* @param tx_data Pointer to TX data buffer
* @param tx_size Size of TX data buffer
* @param rx_data Pointer to RX data buffer
* @param rx_size Size of RX data buffer
* @param timeout Timeout in milliseconds
*
* @return true on successful transfer, false otherwise
*/
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);
/** Check if I2C device presents on bus
*
* @param handle Pointer to FuriHalI2cBusHandle instance
* @param i2c_addr I2C slave address
* @param timeout Timeout in milliseconds
*
* @return true if device present and is ready, false otherwise
*/
bool furi_hal_i2c_is_device_ready(FuriHalI2cBusHandle* handle, uint8_t i2c_addr, uint32_t timeout);
/** Perform I2C device register read (8-bit)
*
* @param handle Pointer to FuriHalI2cBusHandle instance
* @param i2c_addr I2C slave address
* @param reg_addr Register address
* @param data Pointer to register value
* @param timeout Timeout in milliseconds
*
* @return true on successful transfer, false otherwise
*/
bool furi_hal_i2c_read_reg_8(
FuriHalI2cBusHandle* handle,
uint8_t i2c_addr,
uint8_t reg_addr,
uint8_t* data,
uint32_t timeout);
/** Perform I2C device register read (16-bit)
*
* @param handle Pointer to FuriHalI2cBusHandle instance
* @param i2c_addr I2C slave address
* @param reg_addr Register address
* @param data Pointer to register value
* @param timeout Timeout in milliseconds
*
* @return true on successful transfer, false otherwise
*/
bool furi_hal_i2c_read_reg_16(
FuriHalI2cBusHandle* handle,
uint8_t i2c_addr,
uint8_t reg_addr,
uint16_t* data,
uint32_t timeout);
/** Perform I2C device memory read
*
* @param handle Pointer to FuriHalI2cBusHandle instance
* @param i2c_addr I2C slave address
* @param mem_addr Memory start address
* @param data Pointer to data buffer
* @param len Size of data buffer
* @param timeout Timeout in milliseconds
*
* @return true on successful transfer, false otherwise
*/
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);
/** Perform I2C device register write (8-bit)
*
* @param handle Pointer to FuriHalI2cBusHandle instance
* @param i2c_addr I2C slave address
* @param reg_addr Register address
* @param data Register value
* @param timeout Timeout in milliseconds
*
* @return true on successful transfer, false otherwise
*/
bool furi_hal_i2c_write_reg_8(
FuriHalI2cBusHandle* handle,
uint8_t i2c_addr,
uint8_t reg_addr,
uint8_t data,
uint32_t timeout);
/** Perform I2C device register write (16-bit)
*
* @param handle Pointer to FuriHalI2cBusHandle instance
* @param i2c_addr I2C slave address
* @param reg_addr Register address
* @param data Register value
* @param timeout Timeout in milliseconds
*
* @return true on successful transfer, false otherwise
*/
bool furi_hal_i2c_write_reg_16(
FuriHalI2cBusHandle* handle,
uint8_t i2c_addr,
uint8_t reg_addr,
uint16_t data,
uint32_t timeout);
/** Perform I2C device memory
*
* @param handle Pointer to FuriHalI2cBusHandle instance
* @param i2c_addr I2C slave address
* @param mem_addr Memory start address
* @param data Pointer to data buffer
* @param len Size of data buffer
* @param timeout Timeout in milliseconds
*
* @return true on successful transfer, false otherwise
*/
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