example, we directly flush the rx buffer here in order to read more data.uart_flush_input(EX_UART_NUM);xQueueReset(uart_queue);break;//Event of UART RX break detectedcaseUART_BREAK:ESP_LOGI(TAG,"uart rx break");break;//Event of UART parity check errorcaseUART_PARITY_ERR:ESP_LOGI(TAG...
等待串口事件队列 if(xQueueReceive(uart0_queue, (void * )&event, (portTickType)portMAX_DELAY)) { bzero(dtmp, RD_BUF_SIZE); //清空动态申请的队列 ESP_LOGI(TAG, "uart[%d] event:", EX_UART_NUM); switch(event.type) { /*我们最好快速处理数据事件,会有更多的数据事件比其他类型 的事件。
uart_pattern_queue_reset(UART_NUM_1, 20); uart_pattern_queue_reset(UART_NUM_2, 20); while (1) { if (xQueueReceive(uart0_queue, (uint32_t *) &uart0_event, 0)) { uart_event_handle(UART_NUM_0, uart0_queue, &uart0_event); } if (xQueueReceive(uart1_queue, (uint32_t *) ...
/* UART Interrupt Example */ #include <stdio.h> #include <string.h> #include "freertos/FreeRTOS.h" #include "freertos/task.h" #include "freertos/queue.h" #include "driver/uart.h" #include "esp_log.h" #include "driver/gpio.h" #include "sdkconfig.h" #include "esp_intr_alloc.h...
16 in this example, we don't process data in event, but read data outside.*/ 17 case UART_DATA: 18 uart_get_buffered_data_len(uart_num, &buffered_size); 19 ESP_LOGI(TAG, "data, len: %d; buffered len: %d", event.size, buffered_size); 20 break; 21 //Event of HW FIFO ...
//Install UART driver (we don't need an event queue here)//In this example we don't even use a buffer for sending data.ESP_ERROR_CHECK(uart_driver_install(uart_num, BUF_SIZE *2,0,0, NULL,0));//Configure UART parametersESP_ERROR_CHECK(uart_param_config(uart_num, &uart_config))...
staticvoidesp_gattc_cb(esp_gattc_cb_event_t event,esp_gatt_if_t gattc_if,esp_ble_gattc_cb_param_t*param){ESP_LOGI(GATTC_TAG,"EVT %d, gattc if %d",event,gattc_if);/* If event is register event, store the gattc_if for each profile */if(event==ESP_GATTC_REG_EVT){if(pa...
ESP32-P4 UART Pin Definitions by @SuGlider in #10521 feat(uart): uart break example improvement by @SuGlider in #10525 feat(uart): adds Serial4 as a keyword - used by ESP32-P4 by @SuGlider in #10619 feat(uart): [IDF 5.3] fixes HardwareSerial::updateBaudRate() using a baud rat...
/* Parsed source code must be freed */jerry_release_value(parsed_code);// free(dtmp);break;//Event of UART ring buffer fullcaseUART_BUFFER_FULL:// If buffer full happened, you should consider encreasing your buffer size// As an example, we directly flush the rx buffer here in order...
打开file-example-mpu6050-mpu6050_DMP6,有现成的实例代码。由于我的esp32的板载LED灯的pin number是2,修改#define LED_PIN 13为2。中断pin 2修改为#define INTERRUPT_PIN 13 //修改后 #define INTERRUPT_PIN 13 // use pin 2 on Arduino Uno & most boards #define LED_PIN 2 // (Arduino is 13, ...