Delete comment from: Ken Shirriff's blog
That's what we engineers do, Instead of getting up and changing the temperature, we reverse engineer the protocol for said air conditioner. Then we use a microcontroller with a custom interface and a IR light to substitute for a real remote. A lot easier than getting up and doing it manually!
Dec 10, 2017, 7:13:14 AM
Posted to Decoding an air conditioner control's checksum with differential cryptanalysis