bobricius- 2 layers bottom with buttons and top layer with nice silk (exactly like old Russians guys)
(effective use 10x10cm cm PCB order 1. half layer buttons an logic + 2. half layer front panel)
- buttons only and silkscreen .... more hardcore look
2 constructions possibilities
A project log for mini (Pi)QWERTY USB keyboard
USB hid keyboard ... etc. for Raspberry PI
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