#include "DHT.h"
#define DHT22_PIN A0     // what pin we're connected to
#define DHTTYPE DHT22   // DHT 11
DHT dht(DHT22_PIN, DHTTYPE);
int a = 2;
int b = 3;
int c = 4;
int d = 5;
int e = 12;
int f = 7;
int g = 8;
int GND1 = 6;
int GND2 = 11;
int GND3 = 10;
int GND4 = 9;
int dig1 = 0;
int dig2 = 0;
int dig3 = 0;
int dig4 = 0;
int Temp;
int Humi;

void setup()
{

  dht.begin();
  pinMode(a, OUTPUT);
  pinMode(b, OUTPUT);
  pinMode(c, OUTPUT);
  pinMode(d, OUTPUT);
  pinMode(e, OUTPUT);
  pinMode(f, OUTPUT);
  pinMode(g, OUTPUT);
  pinMode(GND1, OUTPUT);
  pinMode(GND2, OUTPUT);
  pinMode(GND3, OUTPUT);
  pinMode(GND4, OUTPUT);
}

void loop()
{
  for(int i = 0; i<=2000; i++){

    Temp = dht.readTemperature();
    dig1 = Temp / 10;
    dig2 = Temp - (dig1 * 10);
    dig3 = 10;
    dig4 = 11;

      DisplayNumber(dig4);
        digitalWrite( GND4, HIGH);    //digit 4
        digitalWrite( GND4, LOW);

        DisplayNumber(dig3);
        digitalWrite( GND3, HIGH);    //digit 3
        digitalWrite( GND3, LOW);

        DisplayNumber(dig2);
        digitalWrite( GND2, HIGH);   //digit 2
        digitalWrite( GND2, LOW);

        DisplayNumber(dig1);
        digitalWrite( GND1, HIGH);   //digit 1
        digitalWrite( GND1, LOW);
        delay(5);
  }

  for(int ii = 0; ii<=2000; ii++){

    Humi = dht.readHumidity();

    dig1 = Humi / 10;
    dig2 = Humi - (dig1 * 10);
    dig3 =  12;
    dig4 = 12;

       DisplayNumber(dig4);
        digitalWrite( GND4, HIGH);    //digit 4
        digitalWrite( GND4, LOW);

        // DisplayNumber(dig3);
        // digitalWrite( GND3, HIGH);    //digit 3
        // digitalWrite( GND3, LOW);

        DisplayNumber(dig2);
        digitalWrite( GND2, HIGH);   //digit 2
        digitalWrite( GND2, LOW);

        DisplayNumber(dig1);
        digitalWrite( GND1, HIGH);   //digit 1
        digitalWrite( GND1, LOW);
        delay(5);
  }
  
}

void DisplayNumber(int x) {
  switch (x) {
    case 0: zero(); break;
    case 1: one(); break;
    case 2: two(); break;
    case 3: three(); break;
    case 4: four(); break;
    case 5: five(); break;
    case 6: six(); break;
    case 7: seven(); break;
    case 8: eight(); break;
    case 9: nine(); break;
    case 10: o(); break;
    case 11: C(); break;
    case 12: H(); break;
  }
}