917410a0a8
* 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>
288 lines
8.3 KiB
C
288 lines
8.3 KiB
C
/**
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* @file furi_hal_i2c.h 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 <stddef.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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/** Transaction beginning signal */
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typedef enum {
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/*!Begin the transaction by sending a START condition followed by the
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* address */
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FuriHalI2cBeginStart,
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/*!Begin the transaction by sending a RESTART condition followed by the
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* address
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* @note Must follow a transaction ended with
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* FuriHalI2cEndAwaitRestart */
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FuriHalI2cBeginRestart,
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/*!Continue the previous transaction with new data
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* @note Must follow a transaction ended with FuriHalI2cEndPause and
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* be of the same type (RX/TX) */
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FuriHalI2cBeginResume,
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} FuriHalI2cBegin;
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/** Transaction end signal */
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typedef enum {
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/*!End the transaction by sending a STOP condition */
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FuriHalI2cEndStop,
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/*!End the transaction by clock stretching
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* @note Must be followed by a transaction using
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* FuriHalI2cBeginRestart */
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FuriHalI2cEndAwaitRestart,
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/*!Pauses the transaction by clock stretching
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* @note Must be followed by a transaction using FuriHalI2cBeginResume */
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FuriHalI2cEndPause,
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} FuriHalI2cEnd;
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/** Early Init I2C */
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void furi_hal_i2c_init_early();
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/** Early DeInit I2C */
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void furi_hal_i2c_deinit_early();
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/** Init I2C */
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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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* @param handle Pointer to FuriHalI2cBusHandle instance
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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 handle Pointer to FuriHalI2cBusHandle instance acquired in
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* `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 milliseconds
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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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uint8_t address,
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const uint8_t* data,
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size_t size,
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uint32_t timeout);
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/**
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* Perform I2C TX transfer, with additional settings.
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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 ten_bit Whether the address is 10 bits wide
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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 begin How to begin the transaction
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* @param end How to end the transaction
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* @param timer Timeout timer
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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_ext(
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FuriHalI2cBusHandle* handle,
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uint16_t address,
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bool ten_bit,
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const uint8_t* data,
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size_t size,
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FuriHalI2cBegin begin,
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FuriHalI2cEnd end,
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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 milliseconds
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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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uint8_t address,
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uint8_t* data,
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size_t size,
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uint32_t timeout);
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/** Perform I2C RX transfer, with additional settings.
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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 ten_bit Whether the address is 10 bits wide
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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 begin How to begin the transaction
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* @param end How to end the transaction
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* @param timer Timeout timer
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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_ext(
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FuriHalI2cBusHandle* handle,
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uint16_t address,
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bool ten_bit,
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uint8_t* data,
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size_t size,
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FuriHalI2cBegin begin,
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FuriHalI2cEnd end,
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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 milliseconds
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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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uint8_t address,
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const uint8_t* tx_data,
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size_t tx_size,
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uint8_t* rx_data,
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size_t rx_size,
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uint32_t timeout);
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/** Check if I2C device presents on bus
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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 timeout Timeout in milliseconds
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*
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* @return true if device present and is ready, false otherwise
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*/
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bool furi_hal_i2c_is_device_ready(FuriHalI2cBusHandle* handle, uint8_t i2c_addr, 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 milliseconds
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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 milliseconds
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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 milliseconds
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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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size_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 milliseconds
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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 milliseconds
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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 milliseconds
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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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const uint8_t* data,
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size_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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