4 uart_event_t event; 5 size_t buffered_size; 6 uint8_t* dtmp = (uint8_t*) malloc(BUF_SIZE); 7 for(;;) { 8 //Waiting for UART event. 9 if(xQueueReceive(uart0_queue, (void * )&event, (portTickType)portMAX_DELAY)) { 10 ESP_LOGI(TAG, "uart[%d] event:", uart_num...
uart_event_t event; 定义串口事件 size_t buffered_size; uint8_t* dtmp = (uint8_t*) malloc(RD_BUF_SIZE); 开辟接受数据内存 esp_log_level_set(TAG, ESP_LOG_INFO); 设置输出日志等级 Uart0even_Init(); while (1) { 判断串口接受信息队列是否有数据,并保存到事件结构体 if(xQueueReceive(uart...
uart_event_handle(UART_NUM_0, uart0_queue, &uart0_event); } if (xQueueReceive(uart1_queue, (uint32_t *) &uart1_event, 0)) { uart_event_handle(UART_NUM_1, uart1_queue, &uart1_event); } if (xQueueReceive(uart2_queue, (uint32_t *) &uart2_event, 0)) { uart_event_hand...
// Setup UART buffered IO with event queueconstintuart_buffer_size=(1024*2);QueueHandle_tuart_queue;// Install UART driver using an event queue hereESP_ERROR_CHECK(uart_driver_install(UART_NUM_2,uart_buffer_size,\uart_buffer_size,10,&uart_queue,0)); 5. 运行UART通信uart_write_bytes()...
}voidUartEventHandle(void* param){uart_event_tevent;memset(&uart_data,0,sizeof(UartData)); uart_data.rx_status = pdFALSE;while(pdTRUE) {if(xQueueReceive(uart_queue, (void*)&event, portMAX_DELAY)) {switch(event.type) {caseUART_DATA:memset(&uart_data,0,sizeof(UartData)); ...
static QueueHandle_t uart0_queue; esp_mqtt_event_handle_t event; esp_mqtt_client_handle_t client; static void uart_event_task(void *pvParameters) { uart_event_t event; size_t buffered_size; uint8_t* dtmp = (uint8_t*) malloc(RD_BUF_SIZE); ...
uart_event_t event;while(1){if(xQueueReceive(QueueHandle_t_uart1,(void*)&event,portMAX_DELAY)){switch(event.type){caseUART_DATA://接收到数据//读取接收的数据uart_read_bytes(UART_NUM_1,data,event.size,portMAX_DELAY);//返回接收的数据uart_write_bytes(UART_NUM_1,(constchar*)data,event...
staticuart_obj_t*p_uart[UART_NUM_MAX]={0}; bool Send=false; staticvoiduart_event_task(void*pvParameters) { constchara="hello"; while(1) { intsize=5; vTaskDelay(pdMS_TO_TICKS(500)); if(Send) { xSemaphoreTake(p_uart[EX_UART_NUM]->tx_mux,(portTickType)portMAX_DELAY); ...
2. struct uart_event_t的timeout_flag的使用：timeout_flag是一个标志位，用于指示是否发生了接收超时...
1.event.type的UART_BREAK如何理解?注释写的是Event of UART RX break detected ,什么情况认为是UART RX break,能否详细解释一下,一帧数据接收结束认为是UART RX break? 2.structuart_event_t的timeout_flag如何使用?需要开中断吗?有关于这个标志位使用的例程可以参考吗? 3.基于我的这种应用需求(接收不定长数据...