How to setup your DCC-EX EX-IOExpander on an Arduino Mega for use with your DCC-EX EX-CommandStation to connect 62 sensors per EX-IOExpander.
Elegoo Mega R3 Board: https://amzn.to/3VLBZ35
Breadboard Jumper Wires: https://amzn.to/4aiKCGU
9v 1.5a Arduino Power Supply: https://amzn.to/3U9jeFM
Reed Switch: https://amzn.to/3VR9UYg
5mm LED's: https://amzn.to/4aP0HnO
100 Ohm Resistors: https://amzn.to/3TQvWaZ
Software:
Ex-IOExpander software download (Free): https://dcc-ex.com/download/ex-ioexpander.html#gsc.tab=0
#modelrailroading #arduino #DCCEX #i2c