mahjong

Hi folks I'm trying to make a control panel that fits two rows of sanwa OBSF-24KK buttons. These are the general dimensions. I haven't decided on the material of the control panel since it'll be for a handheld controller and not a cab. Most likely plastic/acryllic The only thing that gives...

I need some help figuring out how to wire the controls to my mahjong boards. I will write what I think I understand. Please correct me and jump in with anything I'm missing. This is the control panel I have and I was thinking of maybe getting this harness. Given that the pinout for mahjong...