Function esp_idf_svc::sys::uart_set_tx_idle_num

source ยท 
pub unsafe extern "C" fn uart_set_tx_idle_num(
    uart_num: u32,
    idle_num: u16,
) -> i32
Expand description

@brief Set UART idle interval after tx FIFO is empty

@param uart_num UART port number, the max port number is (UART_NUM_MAX -1). @param idle_num idle interval after tx FIFO is empty(unit: the time it takes to send one bit under current baudrate)

@return - ESP_OK Success - ESP_FAIL Parameter error