#include <DHT.h>
#include <LiquidCrystal.h>

const int maxzeit = 5000;
unsigned long istzeit, Intervallstart = millis();

#define DHTPIN 6     
#define DHTTYPE DHT22   
DHT dht(DHTPIN, DHTTYPE);

int chk;
float temp; 
int maxtemp = 4;
int Taster = 13;
int tasterlesen;
int myTime;
int restart = 7;

const int rs = 12, en = 11, d4 = 5, d5 = 4, d6 = 3, d7 = 2;
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

void setup() 
{
  pinMode(Taster, INPUT);
  pinMode(8, OUTPUT);
  dht.begin();
  Serial.begin(9600);
}

void loop() 
{
  if (temp >= maxtemp)
    {
      digitalWrite(8, HIGH);
    }
    else
    {
      digitalWrite(8, LOW);
    }
    tasterlesen = digitalRead(Taster);
    myTime = millis();
    ///////
    //LED//
    ///////

  

  do { 
    Serial.println("Start");
    temp= dht.readTemperature(); 
    lcd.clear();
    lcd.begin(16, 2);
    lcd.print(temp);
    lcd.setCursor(6, 0);
    lcd.print("C");
    delay(1000);

    
    tasterlesen = (digitalRead(Taster));
  }  while (tasterlesen == LOW);
  { 
  Serial.println("Temp anzeigen");
  myTime = (myTime = 0);
  lcd.clear();
  lcd.setCursor(0,0);
  delay(500);
  lcd.print(maxtemp);
  lcd.setCursor(4,0);
  lcd.print("currenttemp");
  delay(1000);
  

  }  
  do {
  
  if (myTime >= 5000)
  {
    Serial.print("Test");
  }
  tasterlesen = (digitalRead(Taster));

  }  while (tasterlesen == LOW);
  {
  myTime = (myTime = 0);
  lcd.clear(); 
  lcd.setCursor(0, 0); 
  maxtemp = (maxtemp +1);
  //Reset des Alarms
  if (restart == maxtemp)
  {
   maxtemp = (maxtemp = 0);
  }
  lcd.print(maxtemp);
  lcd.setCursor(4, 0);
  lcd.print("TempAlarm");
  delay(1000);
  if (myTime >= 5000)
  {
   //Keine Ahnung;
  }  
  } 
}