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feature: Add uart hal support.

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houwenxiang
2019-04-17 20:19:44 +08:00
committed by kooho
parent 1dd2443758
commit f27ae9b0e2
44 changed files with 3281 additions and 976 deletions
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8
examples/peripherals/uart/uart_echo_rs485/main/rs485_example.c
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@@ -62,6 +62,7 @@ static void echo_task(void *arg)
.stop_bits = UART_STOP_BITS_1,
.flow_ctrl = UART_HW_FLOWCTRL_DISABLE,
.rx_flow_ctrl_thresh = 122,
.source_clk = UART_SCLK_APB,
};
// Set UART log level
@@ -69,6 +70,9 @@ static void echo_task(void *arg)
ESP_LOGI(TAG, "Start RS485 application test and configure UART.");
// Install UART driver (we don't need an event queue here)
// In this example we don't even use a buffer for sending data.
uart_driver_install(uart_num, BUF_SIZE * 2, 0, 0, NULL, 0);
// Configure UART parameters
uart_param_config(uart_num, &uart_config);
@@ -76,10 +80,6 @@ static void echo_task(void *arg)
// Set UART1 pins(TX: IO23, RX: I022, RTS: IO18, CTS: IO19)
uart_set_pin(uart_num, ECHO_TEST_TXD, ECHO_TEST_RXD, ECHO_TEST_RTS, ECHO_TEST_CTS);
// Install UART driver (we don't need an event queue here)
// In this example we don't even use a buffer for sending data.
uart_driver_install(uart_num, BUF_SIZE * 2, 0, 0, NULL, 0);
// Set RS485 half duplex mode
uart_set_mode(uart_num, UART_MODE_RS485_HALF_DUPLEX);