39 lines
1.1 KiB
C
39 lines
1.1 KiB
C
#include "driver/uart.h"
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#include "driver/gpio.h"
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#include "esp_log.h"
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#include "hal/uart_types.h"
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#include "nvs_flash.h"
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#include "uart_handler.h"
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static const char *TAG = "ALOX - UART";
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void init_uart() {
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uart_config_t uart_config = {.baud_rate = 115200,
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.data_bits = UART_DATA_8_BITS,
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.parity = UART_PARITY_DISABLE,
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.stop_bits = UART_STOP_BITS_1,
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.flow_ctrl = UART_HW_FLOWCTRL_DISABLE};
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uart_driver_install(MASTER_UART, BUF_SIZE * 2, 0, 0, NULL, 0);
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uart_param_config(MASTER_UART, &uart_config);
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uart_set_pin(MASTER_UART, TXD_PIN, RXD_PIN, UART_PIN_NO_CHANGE,
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UART_PIN_NO_CHANGE);
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xTaskCreate(uart_read_task, "Read Uart", 4096, NULL, 1, NULL);
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}
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void uart_read_task(void *param) {
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uint8_t *data = (uint8_t *)malloc(BUF_SIZE);
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int len = 0;
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while (1) {
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len = 0;
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len =
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uart_read_bytes(MASTER_UART, data, BUF_SIZE, (20 / portTICK_PERIOD_MS));
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if (len > 0) {
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data[len] = '\0';
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ESP_LOGI(TAG, "GOT UART DATA %s", data);
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uart_write_bytes(MASTER_UART, data, len);
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}
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}
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}
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