#define btn1 2 //button 1 pada pin D2
#define btn2 4
#define btn3 5
#define btn4 3
#define btn5 6
#define LED1 11 //LED pada pin D5
#define LED2 12
#define LED3 13
#define LED4 9
#define LED5 10
#define restart 7 //button reset pada pin D8
bool lock = false ;
void setup() {
pinMode(btn1, INPUT); // setting I/0
pinMode(btn2, INPUT);
pinMode(btn3, INPUT);
pinMode(btn4, INPUT);
pinMode(btn5, INPUT);
pinMode(LED1, OUTPUT);
pinMode(LED2, OUTPUT);
pinMode(LED3, OUTPUT);
pinMode(LED4, OUTPUT);
pinMode(LED5, OUTPUT);
pinMode(restart, INPUT);
}
void loop() {
if (lock == false ){ //jika kunci terbuka, maka
if (digitalRead (btn1) == HIGH){ //jika button 1 ditekan, maka
digitalWrite(LED1, HIGH); //LED 1 akan menyala
lock = true;
} //mengunci
else if(digitalRead(btn2) == HIGH){
digitalWrite(LED2, HIGH);
lock = true;
}
else if(digitalRead(btn3) == HIGH){
digitalWrite(LED3, HIGH);
lock = true;
}
else if (digitalRead (btn4) == HIGH){
digitalWrite (LED4,HIGH );
lock= true;
}
else if (digitalRead (btn5) == HIGH){
digitalWrite (LED5,HIGH );
lock= true;
}
}
else{ //jika terkunci,maka
if (digitalRead(restart) == HIGH){
lock = false; //terbuka kalau tombol reset ditekan
digitalWrite(LED1, LOW);
digitalWrite(LED2, LOW);
digitalWrite(LED3, LOW);
digitalWrite(LED4, LOW);
digitalWrite(LED5, LOW);
delay(200);
}
}
}