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Openkey kabuki cr

jwestfall69·openkey-kabuki-cr·hardware/openkey-kabuki-cr.kicad_pcb

Openkey kabuki cr PCB layout, top view — open source AVR/Arduino board by jwestfall69

About the Openkey kabuki cr PCB

Openkey kabuki cr is an open source AVR/Arduino PCB design by jwestfall69, published on GitHub under the Unlicense license. It is a 2-layer board measuring 18.3 × 51.4 mm, with 8 components from 4 distinct parts.

Its main chip is the ATtinyxx4, from the AVR/Arduino family. Other key parts include the KABUKICPU. By type, the board carries 5 jumpers, 2 ICs and 1 capacitor.

From the project

Overview Project Status Support Games - Mitchell - CPS 1.5 (QSound CPU) Hardware - PCB Manufacturing - BOM - Assembly Programming - Hardware - Software Dead Battery Society Removal - Mitchell DBS Identify/Removal - CPS 1.5 (QSound CPU) DBS Identify/Removal * Installation

Overview Project Status Support Games - Mitchell - CPS 1.5 (QSound CPU) Hardware - PCB Manufacturing - BOM - Assembly Programming - Hardware - Software Dead Battery Society Removal - Mitchell DBS Identify/Removal - CPS 1.5 (QSound CPU) DBS Identify/Removal * Installation

I wasn't sure what to call this version, but decided on 'openkey kabuki CR'. CR standing for cost reduced. While the lower cost is not why I made this version, the BOM does go from ~$5 down to ~$0.60.

Openkey kabuki cr, from the project README
From the project README

Main components on the Openkey kabuki cr

ATtinyxx4KABUKICPU

Openkey kabuki cr bill of materials (BOM)

8 components, 4 distinct parts.

QtyPartRefs
1
ATtinyxx4
U1
1
KABUKICPU
U2
5
SolderJumper_2_Open
JP1, JP2, JP3, JP4, JP5
1
100nF
C1

Openkey kabuki cr design files

The KiCad project lives in the jwestfall69/openkey-kabuki-cr repository on GitHub; these links point at the commit this page was built from.

Openkey kabuki cr: common questions

What microcontroller does the Openkey kabuki cr use?

The Openkey kabuki cr is built around the ATtinyxx4, from the AVR/Arduino family.

How big is the Openkey kabuki cr PCB?

The Openkey kabuki cr measures 18.3 × 51.4 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Openkey kabuki cr?

8 components, from 4 distinct parts. The full bill of materials is listed on this page.

Where can I download the Openkey kabuki cr design files?

From the jwestfall69/openkey-kabuki-cr repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Openkey kabuki cr design in my own project?

Yes, under the terms of its Unlicense license, which jwestfall69 chose for the repository.

Can I test firmware for the Openkey kabuki cr 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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