#include <DHT.h>
#define DHTPIN 7
DHT dht(DHTPIN, DHT22);
int latchPin = 3;
int clockPin = 2;
int dataPin = 4;
byte number[10] = {
  0b10000001, // 0
  0b11110011, // 1
  0b01001001, // 2
  0b01100001, // 3
  0b00110011, // 4
  0b00100101, // 5
  0b00000101, // 6
  0b11110001, // 7
  0b00000001, // 8
  0b00100001  // 9
};
byte dot = 0b00111001;
byte minus = 0b01111111;
byte deactivate = 0b11111111;
void setup() {
  pinMode(latchPin, OUTPUT);
  pinMode(clockPin, OUTPUT);
  pinMode(dataPin, OUTPUT);
  
  Serial.begin(9600); // For debugging
  
}
void loop() {
  dht.begin();
  for (int i = 0; i <= 99; i++) {
  int suhu = dht.readTemperature();
 
  serial();
  if(suhu < 0){
  int targetTens = ((suhu / 10) % 10) * -1;
  int targetOnes = (suhu % 10) *-1;
  byte secondDigit = number[targetTens];
  byte firstDigit = number[targetOnes];
  digitalWrite(latchPin, LOW);
  shiftOut(dataPin, clockPin, MSBFIRST, dot);  // Send dot
  shiftOut(dataPin, clockPin, MSBFIRST, firstDigit); // Send ones digit
  shiftOut(dataPin, clockPin, MSBFIRST, secondDigit);  // Send tens digit
  shiftOut(dataPin, clockPin,MSBFIRST,minus);
  digitalWrite(latchPin, HIGH);
  }else if(suhu > 0){
  int targetTens = (suhu / 10) % 10;
  int targetOnes = suhu % 10;
  byte secondDigit = number[targetTens];
  byte firstDigit = number[targetOnes];
  digitalWrite(latchPin, LOW);
  shiftOut(dataPin, clockPin, MSBFIRST, dot);  // Send dot
  shiftOut(dataPin, clockPin, MSBFIRST, firstDigit); // Send ones digit
  shiftOut(dataPin, clockPin, MSBFIRST, secondDigit);  // Send tens digit
  shiftOut(dataPin,clockPin,MSBFIRST,deactivate);
  digitalWrite(latchPin, HIGH);
  }
}
  }

void serial(){
  int suhu = dht.readTemperature();
  Serial.print("Temperature:" );
  Serial.print(suhu);
  Serial.println("\n");
  delay(1000);
}