Matt Sarnoff

68k-nano. Minimal 68000-based single board computer

Amethyst. 8-bit ATmega1284 retro computer

Ultim809. Schematics, design files, and software for my Ultim809 homebrew 8-bit computer.

LPC1114-Synthesizer. Synthesizer based on the LPC1114 ARM micro controller

7400-Drum-Machine. A percussion synthesizer/sequencer built entirely out of discrete logic: no microcontrollers or software.

PIC16F1-USB-Bootloader. A tiny USB CDC bootloader for PIC16F1454/5/9 microcontrollers

chipdb. Open source integrated circuit quick reference database

8088sbc. Minimal 8088 single board computer

1-Bit-AVR-Synthesizer. Firmware and schematic for an ATmega48-based pulse wave synthesizer.

Terminalscope. Firmware for a VT100-compatible serial terminal that draws on an oscilloscope or XY monitor.

Currentsong. Displays the currently playing iTunes track in the Mac OS X menu bar.

Panaplex-Clock. Code/schematics for a clock using a Panaplex (planar gas discharge) display

millitext. Generate really tiny text

TinySimon. "Simon" game based on a PIC10F200 microcontroller

PIC-OSX-Example. Example project for programming a PIC microcontroller on Mac OS X using SDCC

SwiftSound. Experiements with simple sound synthesis in Swift

kicad-intelligent-displays. KiCad symbols and footprints for HP/Litronix/Siemens/Osram/Avago/Broadcom intelligent alphanumeric LED displays

Numitron-Clock. An alarm clock using 9-segment numitron displays

dcpu16-vim-syntax. Vim syntax highlighting definition for Notch's DCPU-16 assembly language

atmega4809-stub. Sample project for "0-series" megaAVR microcontrollers

teensy3-without-arduino. An absolute bare minimum project template for Teensy 3.x boards

USBModelF. Teensy 3.2 USB converter for IBM Model F (XT) keyboards

ROMBurner. An Arduino sketch to program AT28C64B EEPROM chips

LPC54114-Stub. Minimal example project for the LPC54114 dual-core microcontroller

Arduino-For-Kids. A proposal for a more kid-friendly Arduino IDE based on the Logo language

bigtext. Generates big pixelated text using the Unicode Braille Patterns

Starburst-One. Single-chip alphanumeric display driver

footprint. Python library for creating gEDA pcb footprints

ultim809-mess. Ultim809 support for the MESS emulator

dcpu16-c. Virtual Machine and Assembler for Notch's DCPU-16 Architecture

FUZIX. FuzixOS: Because Small Is Beautiful

remona. A symbolic remote monitor/debugger for 8-bit computers

newlib-cygwin. Cygwin newlib mirror

pyupdi. Python UPDI driver for programming "new" tinyAVR devices

Arduino-Sys80. Test utilities for Gottlieb System 80 pinball CPU boards

Lazymote. A TV control panel I stuck on my coffee table