Still doing research on DCC-EX. Here's an glimpse of I2C IO expander board.
5:34
Demonstration of Ex-IOExpander for use with DCC-EX CommandStation
15:50
Model Railway Automation using EXRAIL from DCC-EX
25:51
063. Setting up a DCC-EX EX-IOExpander
17:05
Amp Meter for DCC EX (Video#103)
8:55
TCPU816 - 8-bit TTL computer update + release!
13:55
Espectrômetro caseiro (beta)
16:46
Practical Guide to PCF8574: Adding Extra Pins for Arduino
28:51