Data Structures | |
struct | spi_channel_attr_t |
struct | spi_handle_t |
Enumerations | |
enum | spi_result_t { SPI_RESULT_OK , SPI_RESULT_INVALID , SPI_RESULT_UNSUPPORTED , SPI_RESULT_TIMEOUT , SPI_RESULT_IDLE , SPI_RESULT_BUSY , SPI_RESULT_ERR , TOTAL_SPI_RESULT } |
enum | spi_status_t { SPI_STATUS_UNKNOWN , SPI_STATUS_OK , SPI_STATUS_BUSY , SPI_STATUS_STOP , SPI_STATUS_SENDING , SPI_STATUS_RECEIVING , SPI_STATUS_ERR , TOTAL_SPI_STATUS } |
enum | spi_mode_t { SPI_MODE_MASTER , SPI_MODE_SLAVE , TOTAL_SPI_MODE } |
enum | spi_direction_t { SPI_DIRECTION_MSB_FIRST , SPI_DIRECTION_LSB_FIRST , TOTAL_SPI_DIRECTION } |
Functions | |
spi_result_t | hal_spi_init (spi_handle_t *handle, const spi_channel_attr_t attr) |
Configure SPI channel with specific attributes. | |
spi_result_t | hal_spi_write (spi_handle_t *handle, const uint8_t *tx_buffer, const size_t len) |
Write data to SPI bus. | |
spi_result_t | hal_spi_read (spi_handle_t *handle, uint8_t *rx_buffer, const size_t len) |
Read data from SPI bus. | |
spi_result_t | hal_spi_read_write (spi_handle_t *handle, const uint8_t *tx_buffer, uint8_t *rx_buffer, const size_t len) |
Simultaneous read and write operation. | |
spi_result_t | hal_spi_stop (spi_handle_t *handle) |
Stop SPI operation. | |
spi_result_t | hal_spi_mutex_take (const uint8_t channel, const uint32_t timeout_ms) |
Try acquire RTOS mutex for specified channel. | |
spi_result_t | hal_spi_mutex_give (const uint8_t channel) |
Release RTOS mutex for specified channel. | |