Serial.println("Answer: " + answer); Serial.println("Enter a prompt:"); } void loop() { // do nothing if (Serial.available()) { inputText = Serial.readStringUntil('\n'); // inputText.trim(); Serial.println("\n Input:"+inputText); answer = getGPTAnswer(inputText); Serial.prin...
Serial.begin后就自动开启串口中断了,并不需要自己写什么,串口中断会将数据存入缓冲区,此时数据已经在ESP32上了,Serial.read是一个从缓冲区提取数据的方法。 ArduinoIDE的中断是通过事件实现的,名字叫SerialEvent,但是实际上Arduino的串口接收可以接收不定长数据,因此不需要用到中断。 String inputString ="";// a ...
Serial.begin(9600); Serial.print(“Hello World!”); 1. 2. 使用自定义串口: HardwareSerial MySerial(1); void setup() { MySerial.begin(9600, SERIAL_8N1, 16, 17); } void loop{ uint8_t inputByte =MySerial.read(); } 1. 2. 3. 4. 5. 6. 7. 8. 这里有两点需要注意: 1、GPIO6,...
voidsenderTask(void* parameter){intitem =0;for(;;) {xQueueSend(queue, &item, portMAX_DELAY);item++;}} voidreceiverTask(void* parameter){intitem;for(;;) {xQueueReceive(queue, &item, portMAX_DELAY);Serial.println(item);}} voidsetup(){que...
node.begin(1, Serial); delay(100); } void loop() { result = node.readHoldingRegisters(19,1); if (result == node.ku8MBSuccess) //判断是否正常发送与接收 { //通过软串口打印读取到的数据 MySerial.println(node.getResponseBuffer(0)); ...
read()); delay(10); // 延时函数用于等待字符完全进入缓冲区,可以尝试没有延时,输出结果会是什么 } // 检查是否接收到数据,如果接收到数据,则输出该数据 if(inString!=""){ Serial.print("Input String:"); Serial.println(inString); } } 串口事件可参考: 在串行通信的过程中,涉及到了时钟同步和...
void setup() { // initialize serial communication at 9600 bits per second: Serial.begin(9600); } // the loop routine runs over and over again forever: void loop() { // read the input on analog pin 0: int sensorValue = analogRead(A0); // print out the value you read: Serial.prin...
lv_disp_drv_register(&disp_drv);/* Register an input device when enabled on the menuconfig */#ifCONFIG_LV_TOUCH_CONTROLLER != TOUCH_CONTROLLER_NONElv_indev_drv_tindev_drv; lv_indev_drv_init(&indev_drv); indev_drv.read_cb = touch_driver_read; ...
pinMode(14, INPUT_PULLUP); #endif // 相机初始化 esp_err_t err = esp_camera_init(&config); if (err != ESP_OK) { Serial.printf("Camera init failed with error 0x%x", err); return; } sensor_t *s = esp_camera_sensor_get(); ...
{charreceivedChar=WireA.read();// 读取接收到的字节Serial.print("Received:");Serial.println(receivedChar);// 在这里可以对接收到的数据进行处理if(receivedChar=='a'){WireB.beginTransmission(DEVICE_ADDRESS);WireB.write(mianTi);WireB.endTransmission();Serial.println("mianTi");}elseif(receivedChar...