HardLabs

SU120 Yakitori Keyboard

e3w2q·su120-keyboard·pcb/su120.kicad_pcb

SU120 Yakitori Keyboard PCB layout, top view — open source AVR/Arduino board by e3w2q

About the SU120 Yakitori Keyboard PCB

SU120 Yakitori Keyboard is an open source AVR/Arduino PCB design by e3w2q, published on GitHub under the MIT license. It is a 2-layer board measuring 98.8 × 98 mm, with 133 components from 10 distinct parts.

Its main chip is the ProMicro, from the AVR/Arduino family. By type, the board carries 21 switches, 20 diodes, 8 connectors and 1 IC.

It belongs with the keyboards designs in this gallery.

From the project

Expandable keyboard with up to 120 keys

SU120 Yakitori Keyboard, from the project README
From the project README

Main components on the SU120 Yakitori Keyboard

ProMicro

SU120 Yakitori Keyboard bill of materials (BOM)

133 components, 10 distinct parts.

QtyPartRefs
1
ProMicro
U1
2
MJ-4PP-9
J1, J6
2
Conn_01x03
J2, J5
2
Conn_01x08
J3, J4
2
Conn_02x05_Odd_Even
J7, J8
83
MountingHole_Pad
H1, H2, H3, H4, H5, H6, H7, H8 +75
18
SW_Push
SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8 +10
1
SW_Push
SW18
2
Rotary_Encoder_Switch
SW19, SW20
20
D
D1, D2, D3, D4, D5, D6, D7, D8 +12

SU120 Yakitori Keyboard design files

The KiCad project lives in the e3w2q/su120-keyboard repository on GitHub; these links point at the commit this page was built from.

SU120 Yakitori Keyboard: common questions

What microcontroller does the SU120 Yakitori Keyboard use?

The SU120 Yakitori Keyboard is built around the ProMicro, from the AVR/Arduino family.

How big is the SU120 Yakitori Keyboard PCB?

The SU120 Yakitori Keyboard measures 98.8 × 98 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the SU120 Yakitori Keyboard?

133 components, from 10 distinct parts. The full bill of materials is listed on this page.

Where can I download the SU120 Yakitori Keyboard design files?

From the e3w2q/su120-keyboard repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the SU120 Yakitori Keyboard design in my own project?

Yes, under the terms of its MIT license, which e3w2q chose for the repository.

Can I test firmware for the SU120 Yakitori Keyboard without the hardware?

Yes. HardLabs builds a simulation of the board from its netlist and BOM, so you can run and debug AVR/Arduino firmware against it before you order a PCB.

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