BotronikS - Final 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

PCP20: Show 4x Temperature and Humidity on PC (Sensor: DHT22)
S1-S4=DHT22
Upload (XLoader) HEX code in Arduino (m328=NANO,UNO... m2560=MEGA): Hex-m328 - Hex-m2560
Uploaded code Test on PC (Termite) - Recommended PC application: BotPcApp8v
Ask for price of ArduinoIDE source code (then you can modify all on your wish).