Instructions | Control Infrared Mini-split AC with SmartThings

1

Download and install Arduino IDE

Link Arduino
Install ESP8266 library --> Preference --> Additional board manager URL:

Put this URL: http://arduino.esp8266.com/stable/package_esp8266com_index.json

-->Tools --> Board: --> Boards manager -->Search "esp8266" --> install
2

Download and install NodeMCU Py Flasher

Link Py Flasher
3

Download and install ch340g or cp2102 USB driver

Link ch340g

Link cp2102
4

Flash NodeMCU firmware

Use firmware "nodemcu-master-22-modules-2018-03-30-21-50-21-float.bin"
5

Upload your project to NodeMCU

Open file "IR_AC.ino" and edit your WiFi SSID & Password
6

Add device to SmartThings IDE

Use random network id (Ex: 123)
7

Set IP address of your NodeMCU in SmartThings App

(Preferences gear)
8

Test with browser

You can check Temp & Hum with IP address on your browser (port 80)

You can control AC with your browser (port 81) Ex: 192.168.1.100:81

Control Infrared Mini-split AC with SmartThings