button 2 switch, 2LED - shaneno12/MTEC2280 GitHub Wiki
const int buttonPin1 = 2; // the number of the pushbutton pin 2 const int buttonPin2 = 3; // the number of the pushbutton pin 3 const int led1 = 13; // the number of the LED pin const int led2 = 12; // variables will change: int buttonState1 = 0; // variable for reading the pushbutton status int buttonState2 = 0;
void setup() {
// initialize the LED pin as an output:
pinMode(led1, OUTPUT);
pinMode(led2, OUTPUT);
// initialize the pushbutton pin as an input:
pinMode(buttonPin1, INPUT);
// initialize the pushbutton pin as an input:
pinMode(buttonPin2, INPUT);
}
void loop(){ // read the state of the pushbutton value: buttonState1 = digitalRead(buttonPin1); // read the state of the pushbutton value: buttonState2 = digitalRead(buttonPin2);
// check if the pushbutton is pressed.
// if it is, the buttonState is HIGH:
if (buttonState1 == HIGH) {
// turn LED on:
digitalWrite(led1, HIGH);
}
else {
// turn LED off:
digitalWrite(led1, LOW);
}
if (buttonState2 == HIGH) {
// turn LED on:
digitalWrite(led2, HIGH);
}
else {
// turn LED off:
digitalWrite(led2, LOW);
}
}