Oh, I also wanted to mention that I'm considering adding two more LEDs to those alphanumeric displays, next to the vertical LEDs at the top and bottom. I created the model before I decided to include the second LED expansion module which you need to be able to drive those.
And I wanted to post this:
View attachment 37010s you can see, that's the gauntlet from the first film. I made that using a screen cap from a video of a screen used gauntlet:
I used the 9v battery in the video for size reference, scaled the image to match, and calculated the dimensions based on that. I then used those to get my boards as close as possible to movie-accurate.
If you cannot use the switch board with your particular gauntlet, I can provide you with individual switches instead. The board is just to make mounting things easier.