this post was submitted on 08 Jun 2023
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[–] majorswitcher@lemmyfly.org 1 points 1 year ago (1 children)

This prototype is with a Arduino Uno, but i/o ports are all used now. I’m waiting for a Mega 2560 Pro Mini to arrive. Programming it with Mobiflight!

[–] MrPozor@discuss.tchncs.de 1 points 1 year ago (1 children)

Can you use multiplexers? I am using 5 shift registers and MMjoy to get 40 ports.

[–] majorswitcher@lemmyfly.org 1 points 1 year ago (1 children)

That was my initial plan, until I found out about the 2560 pro mini with all those ports available out of the box - for only $9,- …

[–] MrPozor@discuss.tchncs.de 1 points 1 year ago

That is an impressive amount of I/O indeed!