button.attach( BUTTON_PIN, INPUT_PULLUP); button.interval(5);//间隔是5ms Serial.begin(9600);//用于串口输出 } void loop() { button.update();//更新 if ( button.pressed() ) { ledState = !ledState ; digitalWrite(7, ledState ); Serial.println(ledState ); } } 1. 2. 3. 4. 5....
// Read button - Debounce if (digitalRead(button) == true) { pressed = !pressed; } while (digitalRead(button) == true); delay(20); // If button is pressed - change rotation direction if (pressed == true & rotDirection == 0) { digitalWrite(in1, HIGH); digitalWrite(in2, LOW); ...
if(digitalRead(buttonPins[i]) == LOW){ // 如果按键被按下 button_pressed_flag = 1;//按键按下标志位置1 button_pressed_num_per_cycle ++;//统计一个周期内,numberOfButtons个按键按下的个数 tone(buzzerPin, notes[i]); // 播放音符 // while(digitalRead(buttonPins[i]) == LOW); //需要按...
int pushButton = 2;复制代码 接下来，我们编写一个变量来存储LED的状态以供将来使用。int ledState1 ...
BUTTON_1_PRESSED; //BUTTON_1_LONG_PRESSED etc. if (btn) { byte buttonNumber = btn & B00111111; byte buttonAction = btn & B11000000; Serial.print("BUTTON_"); Serial.write(buttonNumber + '0'); Serial.print("_"); if (buttonAction == BUTTON_PRESSED_IND) ...
boolean buttonpressed = false; void handlebutton() { maineventFlags | = flag_interrupt; } 字节LEDSTATE = low; // low = 0 void loop(){ // ***这是基于中断的基于D3(中断1)的按钮的中断be拒绝, if(maineventflags&flag_interrupt) { lowpower...
buttonState = digitalRead(buttonPin); // check if the pushbutton is pressed. If it is, the buttonState is HIGH: 检查按钮开关是否被按下。如果是的话,buttonState 为 HIGH if (buttonState == HIGH) { // turn LED on: 点亮LED digitalWrite(ledPin, HIGH); ...
pinMode(buttonPin, INPUT); } void loop() { // readthe state of the pushbutton value: buttonState = digitalRead(buttonPin); // check if the pushbutton is pressed. If it is, the buttonState is HIGH: if (buttonState == HIGH) { ...
encoderPinBButton.attach(encoderPinB); encoderPinBButton.interval(5); } void loop() { // 更新按键状态 encoderButton.update(); encoderPinAButton.update(); encoderPinBButton.update(); // 检测按键状态 if (encoderButton.fell()) { // 按键按下事件处理 Serial.println("Button pressed"); } if...
*/if(error==1)//skip loop if no controller foundreturn;if(type==2){//Guitar Hero Controllerps2x.read_gamepad();//read controllerif(ps2x.ButtonPressed(GREEN_FRET))Serial.println("Green Fret Pressed");if(ps2x.ButtonPressed(RED_FRET))Serial.println("Red Fret Pressed");if(ps2x.ButtonPres...