Uploaded December 2023 | Updated September 2026, 52 minutes ago

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DIY matrix keyboard with Mesa card for LinuxCNC.
A big thanks to Roel at werkplaatshandel.nl!!!
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Here are affiliate links to the key PCB's I used. If you purchase from here, a portion of the profits help support my channel. Thanks.
EU Link - hamzn.to/47b0glp
The wire:
EU link - amzn.to/3tlMfUd
USA Link - amzn.to/3GRfu4p
Molex mini fit Jr connector
EU-Link - amzn.to/48v59a4
USA Link - amzn.to/3NA0r2Q

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Please join me on Patreon and help build this community.
patreon.com/RotarySMP
or sign up for youtube memberships using the "JOIN" button above.
or just buy me a coffee...
tinyurl.com/5cv2yscb
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00:00 - Intro
00:32 - How does a matrix keyboard work?
04:31 - Wiring it up
09:23 - Snow
09:42 - Mail time
12:49 - Thanks for your support this year.