int ledmerah = 2;
int ledhijau = 7;
int ledkunig = 8;
int tombol = A5;
int data;

void setup() {
  // put your setup code here, to run once:
pinMode(ledmerah, OUTPUT);
pinMode(ledhijau, OUTPUT);
pinMode(ledkunig, OUTPUT);
Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
  
datamerah=digitalRead(tombolmerah);
datahijau=digitalRead(tombolhijau);
datakunig=digitalRead(tombolkunig);
Serial.println(data);

//tombol tidak di tekan
if(data==1){
  digitalWrite(ledmerah, LOW);
  digitalWrite(ledhijau, LOW);
  digitalWrite(ledkunig, LOW);
}
//tombol ditekan
if(data==0){
  digitalWrite(ledmerah, HIGH);
  digitalWrite(ledhijau, HIGH);
  digitalWrite(ledkunig, HIGH);
}
}