pub unsafe extern "C" fn i2c_master_write_byte(
    cmd_handle: i2c_cmd_handle_t,
    data: u8,
    ack_en: bool
) -> esp_err_t
Expand description

@brief Queue a “write byte” command to the commands list. A single byte will be sent on the I2C port. This function shall only be called in I2C master mode. Call i2c_master_cmd_begin() to send all queued commands

@param cmd_handle I2C commands list @param data Byte to send on the port @param ack_en Enable ACK signal

@return - ESP_OK Success - ESP_ERR_INVALID_ARG Parameter error - ESP_ERR_NO_MEM The static buffer used to create cmd_handler is too small - ESP_FAIL No more memory left on the heap