Infrared Decoder/Encoder * Hardware: Arduino Nano & DIY IR Sniffer Module * Library: IRremote by Ken Shirriff * Sketch: #1 - For Decoder * T.K.Hareendran/2018 */ #include <IRremote.h> int IRRX_PIN = ...

The fans demanded better so he delivered with this excellent tutorial capturing IR codes on his oscilloscope from an IR decoder ... later use in an Arduino transmitter sketch.