Data Structures | |
struct | modbus_channel_attr_t |
struct | modbus_comm_attr_t |
struct | modbus_handle_t |
Enumerations | |
enum | modbus_result_t { MODBUS_RESULT_OK , MODBUS_RESULT_INVALID , MODBUS_RESULT_UNSUPPORTED , MODBUS_RESULT_BUSY , MODBUS_RESULT_PARITY_ERROR , MODBUS_RESULT_ERR , TOTAL_MODBUS_RESULT } |
enum | modbus_status_t { MODBUS_STATUS_UNKNOWN , MODBUS_STATUS_OK , MODBUS_STATUS_BUSY , MODBUS_STATUS_STOP , MODBUS_STATUS_SENDING , MODBUS_STATUS_RECEIVING , MODBUS_STATUS_ERR , TOTAL_MODBUS_STATUS } |
enum | modbus_func_t { MODBUS_FUNC_READ_COIL = 1U , MODBUS_FUNC_READ_DISCRETE_INPUT = 2U , MODBUS_FUNC_READ_HOLDING_REG = 3U , MODBUS_FUNC_READ_INPUT_REG = 4U , MODBUS_FUNC_WRITE_SINGLE_COIL = 5U , MODBUS_FUNC_WRITE_SINGLE_REG = 6U , MODBUS_FUNC_WRITE_MULTIPLE_COIL = 15U , MODBUS_FUNC_WRITE_MULTIPLE_REG = 16U , TOTAL_MODBUS_FUNC } |
enum | modbus_baudrate_t { MODBUS_BAUDRATE_9600 = 9600U , MODBUS_BAUDRATE_19200 = 19200U , TOTAL_MODBUS_BAUDRATE } |
Functions | |
modbus_result_t | hal_modbus_init (modbus_handle_t *handle, const modbus_channel_attr_t attr) |
Configure Modbus channel with specific attributes. | |
modbus_result_t | hal_modbus_read (modbus_handle_t *handle, const modbus_comm_attr_t comm_attr, uint8_t *rx_buffer, const size_t len) |
Write data to Modbus. | |
modbus_result_t | hal_modbus_stop (modbus_handle_t *handle) |
Stop Modbus operation. | |
modbus_status_t | hal_modbus_get_status (modbus_handle_t *handle) |
Get Modbus channel status. | |
modbus_result_t | hal_modbus_mutex_take (const uint8_t channel, const uint32_t timeout_ms) |
Try acquire RTOS mutex for specified channel. | |
modbus_result_t | hal_modbus_mutex_give (const uint8_t channel) |
Release RTOS mutex for specified channel. | |