Dmitry.GR: Projects

Preserving Pixter

Fisher-Price Pixter: From unknown and obscure to fully documented, emulated, and preserved

8-pin Linux

Interactive-speed Linux on a tiny board you can easily build with only 3 8-pin chips

Linux/4004

Slowly booting full Linux on the intel 4004 for fun, art, and absolutely no profit

springSD

Connect an SD card directly to the 68k bus

LinuxCard

My business card runs Linux (and Ultrix), yours can too. Details, kits, etc...

SASD

Retrocomputing gone wild: SD card support for old PalmOS devices, attached over serial port

Sony Memory Stick

The first complete documentation of Sony Memory Stick from HW to DATA

Reverse Engineering an Unknown Microcontroller

How to reverse engineer a completely undocumented microcontroller. From nothing to a full SDK in one week flat!

Hacking eInk Price Tags

Wireless picture frames that run for years on batteries

PokéWalker hacking

Complete device takeover by blinking at it!

rePalm

PalmOS on new hardware!

m0FaultDispatch

Resumable faults on Cortex-M0!

Smart 3LS363A

Convert an antique 3LS363A into a smart i2c display!

Cortex Prog

Program, debug, and unlock anything anytime anywhere

VMU hacks (&C-M23 emulator)

All about the SEGA VMU (including dumping the ROM, things never before known or possible)

PSoC4 confidential

Unofficial PSoC4 manual/FAQ/errata. Pssst, budddy... want to know more?

Exploiting PSoC4 for fun and profit

An attempted security system turns into rootkit enablement. Or allows code theft. Or doubles size of flash.

Simple valentines' day heart

In case you still need a simple present for v-day, here is an idea both in SMT and in PTH

Updating the KLN89B

My epic saga of updating a plane's very old GPS's data in a very modern way

ModulaR bootloader

AVR USB bootloader with encryption, and USB API for loaded code (a first)

Cool Room Lights

1000 RGB lights ought to be enough for everyone?

Holiday Card

A card that plays one of many songs

Playing with eTokens

Running custom code on Aladdin PASS eTokens

Advanced Transcend WiFiSD hacking

Custom kernel and Ubuntu chroot

USB RGB status light(s)

3 USB-controllable RGB LEDs to show things like build statusses

LED pendant (8x8)

A cool piece of tech-jewelry to be worn in any club environment

uJ - a Java VM for microcontrollers

A full Java VM that can run on even the smallest of microcontrollers

"Bit-Banging" Bluetooth Low Energy

Creating BTLE-compliant advertisement packets, so that iOS and android devices can see and parse them.

Efficient SBC decoding

A workng exmaple of an efficient integer decoder for Bluetooth's SBC codec.

Cortex-M0 emulator on an ATTiny85

A workng emulator of the Thumb instruction set written in asembly for the 8-bit AVR family of microcontrollers.

Linux on an 8-bit micro?

A successful experiment in running real Linux on an 8-bit AVR.

RC Dimmer

A 120V Dimmer with infra-red remote control implemented using 2 PIC microcontrolers.

Nike+iPod reverse Engineering

A work on reverse engineering the Nike+iPod wireles sprotocl, complete with decoder and data explanations.

RC Mood light

A mood light with infra-red remote control implemented using 2 PIC microcontrolers.

One-chip 11x10 LED matrix

A charlieplexed 10x11 LED matrix driven by a single chip - a 14-pin PIC microcontroller. No other chips are used.

One-chip sound player

A cool way to play audio from an SD card using a single 8-pin PIC microcontroller and no other chips at all