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
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,...
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 ...
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)); // } // else // { // // 打印错误信息 // MySerial.print("Error: "); // MySerial....
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(); ...
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...
voidsetup(){Serial.begin(115200);// 创建任务xTaskCreatePinnedToCore(Task1code,/* 任务函数 */"Task1",/* 任务名字 */10000,/* 栈大小 */NULL,/* 传递给任务函数的参数 */1,/* 优先级 */&Task1,/* 任务句柄 */0);/* 核心编号 */ ...
Serial.flush(); }#endif/* Display flushing */voidmy_disp_flush(lv_disp_drv_t*disp,constlv_area_t*area,lv_color_t*color_p ){uint32_tw = ( area->x2 - area->x1 +1);uint32_th = ( area->y2 - area->y1 +1); tft.startWrite(); ...
{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...
("\t"); // 0 Serial.print("\n"); */ // configure Arduino LED pin for output pinMode(LED_PIN, OUTPUT); } void loop() { // read raw accel/gyro measurements from device accelgyro.getMotion6(&ax, &ay, &az, &gx, &gy, &gz); // these methods (and a few others) are also...