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My awesome macropad!

Hardware
  • 4 Devlogs
  • 4 Total hours

i am building my own keyboard

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1h 47m 21s logged

#devlog 3
just completed my pcb
from last time what i have changed
i. added 9 led
ii. fix the routing
iii. learn many thing about the led SK6812MINI-E RGB LEDs( believe me its peak)
and many other small changes
now next step is making cad in onshape

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29m 1s logged

Devlog #1 – Designed My First Schematic for a XIAO-Based Macropad (Need a Review!)
Today I finished the first version of the schematic for my custom macropad.

3×3 keyboard matrix using:
Rows: r1, r2, r3
Columns: c1, c2, c3

Every switch has a 1N4148 diode

I’ve attached the schematic below.
What I’d like feedback on

–> Is the keyboard matrix wired correctly?
–> Are the diode orientations correct?
–> Are the GPIO assignments reasonable for the XIAO?
–> Is there anything that could cause problems before I move on to PCB design?
I’m still learning PCB and keyboard design, so I’d really appreciate experienced eyes on this before I start routing the board.

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