Function esp_idf_sys::uart_set_sw_flow_ctrl

pub unsafe extern "C" fn uart_set_sw_flow_ctrl(
    uart_num: uart_port_t,
    enable: bool,
    rx_thresh_xon: u8,
    rx_thresh_xoff: u8,
) -> esp_err_t

@brief Set software flow control.

@param uart_num UART_NUM_0, UART_NUM_1 or UART_NUM_2 @param enable switch on or off @param rx_thresh_xon low water mark @param rx_thresh_xoff high water mark

@return - ESP_OK Success - ESP_FAIL Parameter error