int ledmerah = 11;
//int ledkuning = ;
int ledhijau = 10;

int ir1= 12;
int ir2= 13;

int total = 0 ;//variabel untuk total dari perhitungan
int irst;
int irnd;

void setup() {
  pinMode(ledmerah, OUTPUT);
//  pinMode(ledkuning, OUTPUT);
  pinMode(ledhijau, OUTPUT);
  Serial.begin(9600);

  pinMode(ir1, INPUT);
  pinMode(ir2, INPUT);

  pinMode(2, OUTPUT);
  pinMode(3, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(7, OUTPUT);
  pinMode(8, OUTPUT);
  
  digitalWrite(ledmerah, HIGH);
}

void loop() {
  irst=digitalRead(ir1);//perhitungan volume kendaraan
  irnd=digitalRead(ir2);
  if(irst==LOW){
    total++;
    
    if(irnd==LOW){
    total++;
   
   }
  }
 
  
 Serial.println(total);//total perhitungan
  
  switch (total) {         //pemilihan waktu lampu hijau
    case 1 :
     digitalWrite(ledmerah, LOW);
     digitalWrite(ledhijau, HIGH);
     dtk5();
     total=0;
     delay(500);
    break;

    case 2 :
     digitalWrite(ledmerah, LOW);
     digitalWrite(ledhijau, HIGH);
     dtk9();
     total=0;
     delay(500);
    break;
    
    default :
     digitalWrite(ledmerah, HIGH);
     digitalWrite(ledhijau, LOW);
     total=0;
     delay(500);
    break;
  }
}



void dtk5(){
 lima();
 delay(500);
 empat();
 delay(500);
 tiga();
 delay(500);
 dua();
 delay(500);
 satu();
 delay(500);
 nol();
}

void dtk9(){
 sembilan();
 delay(200);
 delapan();
 delay(500);
 tujuh();
 delay(500);
 enam();
 delay(500);
 lima();
 delay(500);
 empat();
 delay(500);
 tiga();
 delay(500);
 dua();
 delay(500);
 satu();
 delay(500);
 nol();
 delay(500);
}

void nol() { 
 digitalWrite(2, HIGH);
 digitalWrite(3, HIGH);
 digitalWrite(4, HIGH);
 digitalWrite(5, HIGH);
 digitalWrite(6, HIGH);
 digitalWrite(7, HIGH);
 digitalWrite(8, LOW);
 delay(500);
}
void satu() {
 digitalWrite(2, LOW); // A
 digitalWrite(3, HIGH); // B
 digitalWrite(4, HIGH); // C
 digitalWrite(5, LOW); // D
 digitalWrite(6, LOW); // E
 digitalWrite(7, LOW); // F
 digitalWrite(8, LOW); // G
 delay(500);
} 
void dua() {
 digitalWrite(2, HIGH);
 digitalWrite(3, HIGH);
 digitalWrite(4, LOW);
 digitalWrite(5, HIGH);
 digitalWrite(6, HIGH);
 digitalWrite(7, LOW);
 digitalWrite(8, HIGH);
 delay(500);
}
void tiga() {
 digitalWrite(2, HIGH);
 digitalWrite(3, HIGH);
 digitalWrite(4, HIGH);
 digitalWrite(5, HIGH);
 digitalWrite(6, LOW);
 digitalWrite(7, LOW);
 digitalWrite(8, HIGH);
 delay(500);
} 
void empat() {
 digitalWrite(2, LOW);
 digitalWrite(3, HIGH);
 digitalWrite(4, HIGH);
 digitalWrite(5, LOW);
 digitalWrite(6, LOW);
 digitalWrite(7, HIGH);
 digitalWrite(8, HIGH);
 delay(500);
}  
void lima() {
  Serial.println("dtk5-5");
 digitalWrite(2, HIGH);
 digitalWrite(3, LOW);
 digitalWrite(4, HIGH);
 digitalWrite(5, HIGH);
 digitalWrite(6, LOW);
 digitalWrite(7, HIGH);
 digitalWrite(8, HIGH);
 delay(500);
} 
void enam() {
 digitalWrite(2, 1);
 digitalWrite(3, 0);
 digitalWrite(4, 1);
 digitalWrite(5, 1);
 digitalWrite(6, 1);
 digitalWrite(7, 1);
 digitalWrite(8, 1);
 delay(500);
}
void tujuh() {
 digitalWrite(2, 1);
 digitalWrite(3, 1);
 digitalWrite(4, 1);
 digitalWrite(5, 0);
 digitalWrite(6, 0);
 digitalWrite(7, 0);
 digitalWrite(8, 0);
 delay(500);
}
void delapan() {
 digitalWrite(2, 1);
 digitalWrite(3, 1);
 digitalWrite(4, 1);
 digitalWrite(5, 1);
 digitalWrite(6, 1);
 digitalWrite(7, 1);
 digitalWrite(8, 1);
 delay(500);
}
void sembilan() {
 digitalWrite(2, 1);
 digitalWrite(3, 1);
 digitalWrite(4, 1);
 digitalWrite(5, 1);
 digitalWrite(6, 0);
 digitalWrite(7, 1);
 digitalWrite(8, 1);
 delay(2000);
}