Keyboard Controllers

This is a collection of replacement controllers for some keyboard models.

All controllers are built around an AVR microcontroller from the manufacturer Atmel. There are many tools to write code and do work for AVR controllers.

A video by Youtuber skiwithpete, installing his Frosty Flake.

A blog post, in French, by Samuel, installing his Ghost Squid. (Now also in English.)

The Frosty Flake

Keyboard model: CM Storm QuickFire Rapid
Microcontroller: ATmega32u2
External logic: 2 HC42 4-10 decoders
Matrix size: 8 rows by 18 columns
LED channels: 3 with PWM
Design date: 2013-06-02

The Pegasus Hoof

Keyboard model: Filco Majestouch Tenkeyless
Microcontroller: ATmega32u2
External logic: 2 HC42 4-10 decoders
Matrix size: 8 rows by 18 columns
LED channels: 2 with PWM
Design date: 2015-01-08

The Kitten Paw

Keyboard model: Filco Majestouch
Microcontroller: ATmega32u2
External logic: 2 HC42 4-10 decoders
Matrix size: 8 rows by 18 columns
LED channels: 3 with PWM
Design date: 2013-06-02

The Black Petal

Keyboard model: Rosewill RK-9000
Microcontroller: ATmega32u2
External logic: 2 HC42 4-10 decoders
Matrix size: 8 rows by 18 columns
LED channels: 3 with PWM
Design date: 2013-10-01

The Ghost Squid

Keyboard model: CM Storm QuickFire XT
Microcontroller: ATmega32u2
External logic: 2 HC42 4-10 decoders
Matrix size: 8 rows by 18 columns
LED channels: 4 with PWM
Design date: 2014-05-18

The Apple Core experimental

Keyboard model: N/A
Microcontroller: ATmega32u2
External logic: 3 HC238 3-8 decoders
Matrix size: 15 rows by 24 columns
LED channels: 3 with PWM
Design date: 2013-10-01

The Frosty Flake discontinued

Keyboard model: CM Storm QuickFire Rapid
Microcontroller: ATmega32u2
External logic: 2 HC42 4-10 decoders
Matrix size: 8 rows by 18 columns
LED channels: 3 with PWM
Design date: 2013-06-02

The Pegasus Hoof discontinued

Keyboard model: Filco Majestouch Tenkeyless
Microcontroller: ATmega32u2
External logic: 2 HC42 4-10 decoders
Matrix size: 8 rows by 18 columns
LED channels: 2 with PWM
Design date: 2015-01-08

The Pegasus Hoof discontinued

Keyboard model: Filco Majestouch Tenkeyless
Microcontroller: ATmega32u2
External logic: 2 HC42 4-10 decoders
Matrix size: 8 rows by 18 columns
LED channels: 2 with PWM
Design date: 2013-10-01

HID Liberation Device discontinued

Keyboard model: Filco Majestouch Tenkeyless
Microcontroller: ATmega32u4
External logic: 1 HC238 3-8 decoder
Matrix size: 18 rows by 8 columns
LED channels: 2 with PWM
Design date: 2012-09-11