#include "DHT.h" // DHT Sensor library by Adafruit
#define DHTTYPE DHT22 // Unsere HW ist DHT11
//DHT11: Mit Blick auf die Vorderseite des DHT11 wird
// der linke Kontakt mit Pin A0,
// der mittlere mit 5V 
// und der rechte mit GND am Mikrocontroller verbunden.
int DHTPIN = A0;
DHT DhtSensor (DHTPIN , DHTTYPE);
int pinA = 2;
int pinB = 3;
int pinC  = 4;
int pinD = 5;
int pinE = 6;
int pinF = 7;
int pinG = 8;
int D1 = 9;
int D2 = 10; 
int D3 = 11;
int D4 = 12;
int DP = 13;

#define HIGH 1
#define LOW 0
int on = 0 , off = 1;

void setup() {
  // put your setup code here, to run once:
 DhtSensor.begin(); // DHT Sensor wird gestartet
 Serial.begin(9600);
 pinMode(pinA, OUTPUT);
 pinMode(pinB, OUTPUT);
 pinMode(pinC, OUTPUT);
 pinMode(pinD, OUTPUT);
 pinMode(pinE, OUTPUT);
 pinMode(pinF, OUTPUT);
 pinMode(pinG, OUTPUT);
 pinMode(D1, OUTPUT);
 pinMode(D2, OUTPUT);
 pinMode(D3, OUTPUT);
 pinMode(D4, OUTPUT);
 pinMode(DP, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  delay (1000);
  float Temp = DhtSensor.readTemperature();
  float LuftF = DhtSensor.readHumidity();
  Serial.print("Temperatur: ");
  Serial.print(Temp);
  Serial.println(" °C");
  Serial.print("Luftfeuchtigkeit: ");
  Serial.print(LuftF);
  Serial.println(" %");
  
  digitalWrite(D1, on);
  digitalWrite(D2, off);
  digitalWrite(D3, off);
  digitalWrite(D4, off);
  one();
  delay (700);
  clean ();

  digitalWrite(D1, off);
  digitalWrite(D2, on);
  digitalWrite(D3, off);
  digitalWrite(D4, off);
  nine();
  delay (700);
  clean ();

  digitalWrite(D1, off);
  digitalWrite(D2, off);
  digitalWrite(D3, on);
  digitalWrite(D4, off);
  eight();
  delay (700);
  clean ();

  digitalWrite(D1, off);
  digitalWrite(D2, off);
  digitalWrite(D3, off);
  digitalWrite(D4, on);
  zero();
  delay (700);
  clean ();
}

void clean (){
  digitalWrite(pinA, LOW);
  digitalWrite(pinB, LOW);
  digitalWrite(pinC, LOW);
  digitalWrite(pinD, LOW);
  digitalWrite(pinE, LOW);
  digitalWrite(pinF, LOW);
  digitalWrite(pinG, LOW);
}

void zero (){
  digitalWrite(pinA, HIGH);
  digitalWrite(pinB, HIGH);
  digitalWrite(pinC, HIGH);
  digitalWrite(pinD, HIGH);
  digitalWrite(pinE, HIGH);
  digitalWrite(pinF, HIGH);
  digitalWrite(pinG, LOW);
}

void one (){
  digitalWrite(pinA, LOW);
  digitalWrite(pinB, HIGH);
  digitalWrite(pinC, HIGH);
  digitalWrite(pinD, LOW);
  digitalWrite(pinE, LOW);
  digitalWrite(pinF, LOW);
  digitalWrite(pinG, LOW);
}

void eight (){
  digitalWrite(pinA, HIGH);
  digitalWrite(pinB, HIGH);
  digitalWrite(pinC, HIGH);
  digitalWrite(pinD, HIGH);
  digitalWrite(pinE, HIGH);
  digitalWrite(pinF, HIGH);
  digitalWrite(pinG, HIGH);
}

void nine(){
  digitalWrite(pinA, HIGH);
  digitalWrite(pinB, HIGH);
  digitalWrite(pinC, HIGH);
  digitalWrite(pinD, HIGH);
  digitalWrite(pinE, LOW);
  digitalWrite(pinF, HIGH);
  digitalWrite(pinG, HIGH);
}