BotronikS - Final hex & exe code for all types of Arduino and PC users: -- HOME -- email: botronik@gmail.com
What you need to install or have installed before on your PC: see HERE

Arduino required accessories:  
TM1637 LED display - 1 - 2 - 3
sensor DHT22: 1 - 2 - 3
or sensor AM2302: 1 - 2 - 3
or sensor AM2305: 1 - 2 - 3
or sensor AM2315C: 1 - 2 - 3
 
connections (click to enlarge)
additional accessories
 

TEHUM1: Measurement temperature and relative humidity (sensor DHT22/AM2305...) and show at LED display and PC...
The offered code enables: Temperature and relative humidity value shown on display and PC...
Electrical and practical notes:
Uses 9V/1A external power supply (VIN/GND) on DC plug (or external 5V/1A on 5V/GND pin).
Display of the both measured value is in the form of one decimal digit.
Use specified type of 7 segments display with decimal points only (not clock dots).
S1 switch selector for temperature display in Celsius or Fahrenheit
Download the Free! HEX codes below, unpack and upload to the proper Arduino board ( Use a free XLoader). PcTest on Termite.
1. uc ATmega328-16MHz-5V (NANO,UNO...) - HexCode-m328
2. uc AtMega2560 (Mega(ATMEGA2560).....) - HexCode-m2560
 
PcApp: SeeHere Note: Set: ID=no ID (empty), STime=0