스위치 신호등 |
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| 작성자 | 최창수 | 등록일 | 15.07.17 | 조회수 | 236 |
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int led = 13; int ledred = 12; int ledgreen = 11; int ledblue = 10; const int buttonPin = 2; // the number of the pushbutton pin const int ledPin = 3; // variables will change: int buttonState = 0; // variable for reading the pushbutton status // he setup routine runs once when you press reset: void setup() { // initialize the digital pin as an output. pinMode(led, OUTPUT); // initialize the LED pin as an output: pinMode(ledPin, OUTPUT); // initialize the pushbutton pin as an input: pinMode(buttonPin, INPUT); } // the loop routine runs over and over again forever: void loop() { digitalWrite(led, HIGH); // turn the LED on (HIGH is the voltage level) delay(1000); // wait for a second digitalWrite(led, LOW); // turn the LED off by making the voltage LOW delay(1000); // wait for a second digitalWrite(ledred, HIGH); // turn the LED on (HIGH is the voltage level) delay(1000); // wait for a second digitalWrite(ledred, LOW); // turn the LED off by making the voltage LOW delay(1000); // wait for a second} digitalWrite(ledgreen, HIGH); digitalWrite(ledblue, HIGH);// turn the LED on (HIGH is the voltage level) delay(1000); // wait for a second digitalWrite(ledgreen, LOW); digitalWrite(ledblue, LOW);// turn the LED off by making the voltage LOW delay(1000); // wait for a second} buttonState = digitalRead(buttonPin); if (buttonState == HIGH) { // turn LED on: digitalWrite(ledPin, HIGH); } else { // turn LED off: digitalWrite(ledPin, LOW); } } |
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