esp_eth_transmit_vargs() function
Special Transmit with variable number of arguments
Arguments
hdl
handle of Ethernet driver
argc
number variable arguments
Return value
- ESP_OK: transmit successful - ESP_ERR_INVALID_STATE: invalid driver state (e.i. driver is not started) - ESP_ERR_TIMEOUT: transmit frame buffer failed because HW was not get available in predefined period - ESP_FAIL: transmit frame buffer failed because some other error occurred