It's a great material to learn the algorithm!

Very easy to set up, just put in 4 pins (GND, OUT1, OUT2 and OUT3) of the signal.
Type "OUT1" to turn on the green light!
OUT1 OK

I made CutleryCards for the Signal!

"CutleryCard - Signal pack (Japanese)"

"CutleryCard - Wait pack (Japanese)"
Try make your signal!
Fri Night