Page 273 - 최강 아두이노 퍼스트 참고서
P. 273

// initialize the LED pin as an output:
                   pinMode(ledPin, OUTPUT);

                   // initialize the pushbutton pin as an input:
                   pinMode(buttonPin, INPUT);
                 }

                 void loop(){

                   // read the state of the pushbutton value:
                   buttonState = digitalRead(buttonPin);


                   // check if the pushbutton is pressed.
                   // if it is, the buttonState is HIGH:
                   if (buttonState == HIGH) {          // turn
                 LED on:
                     digitalWrite(ledPin, HIGH);
                   }
                   else {
                     // turn LED off:
                     digitalWrite(ledPin, LOW);

                   }
                 }

































                                                   273
   268   269   270   271   272   273   274   275   276   277   278