HardLabs

Alps64

tmk·alps64

Alps64 PCB layout, top view — open source board by tmk
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About the Alps64 PCB

Alps64 is an open source PCB design by tmk, published on GitHub. It is a 2-layer board measuring 285 × 95.7 mm, with 167 components from 18 distinct parts.

Other key parts include the 32U2. By type, the board carries 87 relays, 64 diodes, 6 capacitors, 5 resistors, 1 IC and 1 crystal.

It belongs with the keyboards designs in this gallery.

From the project

Poker X compatible 60% size PCB supports various Alps switch keyboard layouts like AEK, Omnikey, Dell, V60MTS and Infinity(KiCad Project)

ALPS 60% keyboard PCB ===================== This supports 60% AEK and other layouts and fits into GH60/Poker X compatible cases. See this page for other infos.

https://geekhack.org/index.php?topic=91843.0

Revisions --------- Rev.A 2015/03 Rev.B 2015/05 ISO Enter fix Rev.C 2015/10 Silk fix: position of K70, K40 and value of resistor:10K -> 1K Capslock for Cherry Stepped 1.25u Rev.D 2016/04 Fix Xtal foot print and value of R and C Rev.E 2016/08 Retouch USB connector footprint and silks Rev.F 2017/08 Add breakout for unused pins(PC4, PC6, PC7) Rev.J 2019/09 Update footprints and remove R for…

Main components on the Alps64

32U2

Alps64 bill of materials (BOM)

167 components, 18 distinct parts.

QtyPartRefs
1
32U2
U1
1
CRYSTAL
X1
1
USB_C_Receptacle_USB2.0
J1
20
KEYSW
K00, K00_1, K00_3, K10, K10_1, K20, K21, K24 +12
66
KEYSW
K00_2, K01, K02, K03, K04, K05, K06, K07 +58
1
ALPS_SKCM
K32_2
1
SW_PUSH
SW100
1
LED
LED1
10
D
D00, D10, D22, D23, D25, D27, D31, D36 +2
47
D
D01, D02, D03, D04, D05, D06, D07, D11 +39
7
D
D20, D24, D26, D30, D55, D70, D73
1
4.7u
C1
1
1u
C2
2
10p
C3, C4
2
0.1u
C5, C6
2
22
R1, R2
2
5.1K
R3, R5
1
1.5K
R4

Alps64 design files

The KiCad project lives in the tmk/alps64 repository on GitHub; these links point at the commit this page was built from.

Alps64: common questions

How big is the Alps64 PCB?

The Alps64 measures 285 × 95.7 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Alps64?

167 components, from 18 distinct parts. The full bill of materials is listed on this page.

Where can I download the Alps64 design files?

From the tmk/alps64 repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Alps64 design in my own project?

The repository has no license, so all rights stay with tmk. Use it as a reference, and ask the author before reusing the design.

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