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Alexander edited this page Feb 9, 2024 · 11 revisions

Welcome to the kapl wiki!

Note

Detailed assembly instructions are published on my blog. https://keyzog.com/post/kapl-build-guide (RU)

kapl

Bill of Materials

Picture Component name, description Need Link
Pro Micro (18mm wide)
Recommended Black MicroUSB
2 $8.7
Diodes 1N4148 70 $0.8/100
Cheapest 3-pin switches
If you want you can buy expensive branded switches, choose switches with a hole for SMD LEDs (if you need a backlight).
70 $15/75
Very cheap switches (alt for prev)
If previous switches are still expensive
70 $9.4/110
TRRS sockets, PJ320A 2 $1.4/10
TRRS Cable 20 cm
This my favorite cable, but that any TRS 3-pin audio cable is ok.
1 $4.2
TRRS Cable 30 cm (alt for prev) 1 $0.69
DIP 3x6x4.3mm tactile button 2 $1.3/100
3.5mm pin headers
To hotswap Pro Micros.
2 $2.9/5
My favorite keycaps
Or any set with 68x1u and 2x1.5u keycaps.
68x1u and 2x1.5u $75.3
M2 Standoffs
8mm for 1.5mm plate / 7mm for 2.5mm / 6mm for 3mm
18 $1.19/20
M2 laptop screws 36 $2.2/50
3M bumpons for legs (3mm) 8+ black
or
clear

Optional

Picture Component name, description Need Link
SK6812MINI LEDs
3.5x3.5 mm
88 $10.9/100
Micro USB Cable (2m)
Or any ±2m
1 $3

Build guide

Assembling step by step: https://imgur.com/gallery/7m69tiw

RGB LEDs

Warning! Only SK6812MINI LEDs!

rgb leds pins

Addressable rgb led strip

The board has 3 special contacts for connecting an addressable LED strip. Use 5 volt tape. Number of LEDs that can be connected 1-44.

Work demo

rgb leds pins

Cases

Acrylic Case

img name
The top plate universal and can be used with all bottom plates
case/dxf/top.dxf
Bottom plate with cut for leds and Arduino and eth. components
case/dxf/bottom_withLeds_withMKcut.dxf
Bottom plate with cut only for leds
case/dxf/bottom_withLeds.dxf

From PCB

img name
The top plate universal and can be used with all bottom plates
gerbers/case/top.zip
Bottom plate with cut for leds and Arduino and eth. components
gerbers/case/bottom_withLeds_withMKcut.zip
Bottom plate with cut only for leds
gerbers/case/bottom_withLeds.zip
Bottom plate with cut only for Arduino and eth. components
gerbers/case/bottom_withMKcut.zip
Blank botton plate
gerbers/case/bottom.zip
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