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In this video I'll show you how to make a button matrix and get the maximum amount of buttons on your microcontroller, whether you're using the rr_configurator software or not.
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Get the software and firmware at
gitlab.com/realrobots/rr_conf...
Discord: / discord
Download the STL files for free or buy full DIY kits.
www.realrobots.net
0:00 How button matrixes work
1:52 Complete schematic
2:03 Wiring it up
7:55 Setting up with rr_configurator
10:41 Configuring as a sub device