I'm always forgetting the button combos on Instruo modules, and even though the full gold on black is gorgeous, I've found adding some color with Befaco bananuts to the inputs and outputs helps me find what I'm looking for at a glance. (green for input, red for output, silver for gate in and gold for clock out)

Made this Lúbadh quickref guide:

The three types of buttons, and where they can be found on the module. Solid color is what you press first, outline is second.