#define DV_PIN 7  // Define PD7 as DV_PIN
#define Senser 6
unsigned int myinput = 0; // รหัสเริ่มต้น
unsigned int Password[] = {32, 16, 8}; // รหัสขั้นแรก (เปลี่ยนตามที่คุณต้องการ)
unsigned int KEY[] = {2,8,16};
unsigned int KEY1[] = {2,8,32};
unsigned int KEY2[] = {2,16,32};
unsigned int KEY3[] = {1,8,32};
unsigned int KEY4[] = {1,4,16};
unsigned int KEY5[] = {1,8,32};
unsigned int KEY6[] = {1,2,4};
int inputIndex = 0;
unsigned int Sensor;
int tigger = 0;


void setup() {
  DDRB |= 0b00111000;
  DDRC &= 0b11000000;
  DDRD = 0;
  pinMode(DV_PIN, INPUT);
   pinMode(Sensor, INPUT);
}

void IR_Reflect_Sensor() {
  PORTB &= ~0b00100000;

  if (digitalRead(Senser)) {

    if (Sensor == 0) {
      PORTB ^= 0x20;  //0b00100000
    }
  }
  delay(100);
}

void Traffic_light_module() {
  PORTB |= 0b00011000;
  if (tigger >= 0 && tigger <= 3) {

    if (tigger == 3) {
      PORTB ^= 0x08;
      delay(5000);
      PORTB |= 0x08;
      tigger = 0;
    } else if (tigger >= 0 && tigger <= 2) {
      PORTB |= 0x10;
      if (tigger >=2  && tigger <= 2) {
        PORTB ^= 0x10;
      } else {
        PORTB |= 0x10;
      }
    }
  }
}



void loop() {
  IR_Reflect_Sensor();
  PORTB |= 0b00011000;
  if (digitalRead(Senser) == LOW) {
    if(digitalRead(DV_PIN) == LOW ){
    if (digitalRead(PORTC & 0b01111111) ) {
      myinput = PINC & 0b00111111;
      if (myinput == 1 || myinput == 2 || myinput == 4 || myinput == 8 || myinput == 16 || myinput == 32) {
        //tigger += 1;
        delay(100);
      }
      //Traffic_light_module();
       if (myinput == Password[inputIndex]) {
    inputIndex++; 
    if (inputIndex == sizeof(Password) / sizeof(Password[0])) {
      PORTB ^= 0b001000; 
      delay(5000); 
      inputIndex = 0; 
    }
    
  }  else if   (myinput == KEY[inputIndex] )  {
    // Your code here
    inputIndex++; 
    if (inputIndex == sizeof(Password) / sizeof(Password[0])) {
      PORTB ^= 0b010000; 
      delay(5000); 
      inputIndex = 0; 
    }
   }
  else if  (myinput == KEY1[inputIndex] ){
    inputIndex++; 
    if (inputIndex == sizeof(Password) / sizeof(Password[0])) {
      PORTB ^= 0b010000; 
      delay(5000); 
      inputIndex = 0; 
    }
  }
  else if  (myinput == KEY2[inputIndex] ){
    inputIndex++; 
    if (inputIndex == sizeof(Password) / sizeof(Password[0])) {
      PORTB ^= 0b010000; 
      delay(5000); 
      inputIndex = 0; 
    }
  }
  else if  (myinput == KEY3[inputIndex] ){
    inputIndex++; 
    if (inputIndex == sizeof(Password) / sizeof(Password[0])) {
      PORTB ^= 0b010000; 
      delay(5000); 
      inputIndex = 0; 
    }
  }
  else if  (myinput == KEY4[inputIndex] ){
    inputIndex++; 
    if (inputIndex == sizeof(Password) / sizeof(Password[0])) {
      PORTB ^= 0b010000; 
      delay(5000); 
      inputIndex = 0; 
    }
  }
  else if  (myinput == KEY5[inputIndex] ){
    inputIndex++; 
    if (inputIndex == sizeof(Password) / sizeof(Password[0])) {
      PORTB ^= 0b010000; 
      delay(5000); 
      inputIndex = 0; 
    }
  }
  else if  (myinput == KEY6[inputIndex] ){
    inputIndex++; 
    if (inputIndex == sizeof(Password) / sizeof(Password[0])) {
      PORTB ^= 0b010000; 
      delay(5000); 
      inputIndex = 0; 
    }
  }
    }
  }
  delay(100);
  }
}