#include <Arduino.h>
#include <TM1637Display.h>
#include <DHT22.h>

// Module connection pins (Digital Pins)
#define CLK 2
#define DIO 3

// The amount of time (in milliseconds) between tests
#define TEST_DELAY   2000

TM1637Display display(CLK, DIO);
DHT22 dht22(4);

const uint8_t SEG_DEG[] = {
  SEG_A | SEG_B | SEG_F | SEG_G,    // o
  SEG_A | SEG_D | SEG_E | SEG_F     // C
};

const uint8_t SEG_HUMI[] = {
  SEG_C | SEG_E | SEG_F | SEG_G     // h
};

void setup()
{
  Serial.begin(9600);
  display.setBrightness(3);         // 0 - 7
}

void loop()
{
  int t = round(dht22.getTemperature());
  int h = round(dht22.getHumidity());

    display.clear();
    display.showNumberDec(t, false, 2);
    display.setSegments(SEG_DEG, 2, 2);
    delay(TEST_DELAY);

    display.clear();
    display.showNumberDec(h, false, 2);
    display.setSegments(SEG_HUMI, 1, 3);
    delay(TEST_DELAY);
}