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Merge branch 'feature/uart_software_flow_control' into 'master'

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uart: Add api call to switch on hardware support for 'software' flow control. (github #890)

See merge request !1215
This commit is contained in:
Ivan Grokhotkov
2017-09-12 12:11:11 +08:00
parent 868b0ce228 93cc3a77cb
commit 23f10e1a57
2 changed files with 33 additions and 0 deletions
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14
components/driver/include/driver/uart.h
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@@ -269,6 +269,20 @@ esp_err_t uart_set_line_inverse(uart_port_t uart_num, uint32_t inverse_mask);
*/
esp_err_t uart_set_hw_flow_ctrl(uart_port_t uart_num, uart_hw_flowcontrol_t flow_ctrl, uint8_t rx_thresh);
/**
* @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
*/
esp_err_t uart_set_sw_flow_ctrl(uart_port_t uart_num, bool enable, uint8_t rx_thresh_xon, uint8_t rx_thresh_xoff);
/**
* @brief Get hardware flow control mode
*