Shared Projects

Happy Little SAOs

This product, TheLittleEngineers.org-27C512E-TO-2532S-V1R0.20.APRIL.2019, is intended to allow a 27512 or 27C512 EPROM to be placed into a TMS2532 EPROM socket. The 27512 is divided into 16 banks of 4Kbytes via the four jumpers at the bottom of the socket. https://github.com/TheLittleEngineers/27C512E-TO-2532S-V1R0

This project is licensed under a Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0) License: https://creativecommons.org/licenses/by-sa/4.0/

OshPark: https://oshpark.com/shared_projects/5EPozkYK

• PLEASE NOTE: THIS VERSION HAS NOT YET BEEN TESTED.

Please note: This is derived from an original design by “Little” John Eric and/or his father “Big” John Robert (J.R.) by “Uncle” Robert Allen. It should be thoroughly scrutinized and verified prior to actual use of any kind. DISCLAIMER: The following article is provided for informational purposes only. Any attempt to modify your computer without the proper skills to do so may void your computer. Any attempt to modify your computer without unplugging it first may void you. This Information is provided “as-is” with no guarantee of fitness for any purpose, either explicit or implied. We disclaim any and all responsibility for losses incurred through the use of this information. By using this information, you are deemed to have accepted these conditions of use, and you agree NOT to sue us. CLARIFICATION: The above disclaimer states as plainly as possible that if you decide to make use of any of the information contained within this document that you do so at your own risk. Designing hardware for the CoCo (ColorComputer) and other vintage hardware is a hobby of ours and is not motivated by any desire of profits. As this is a not for profit venture, obviously we can’t afford not to disclaim the use of this information.

Raspberry Pi programmer and breakout for the ATtiny85.

Now with correct optoisolator footprint and MIDI Type A

This is an open source Commodore compatible gamepad similar in design to a Genesis or NES gamepad, but designed specifically for the Commodore and Atari 8-bit machines prior to the Amigas.

This is the v1.1 version of the design, which shorts the jump and up on the D-pad together.

More information here: http://github.com/jtgans/RetroPad

Dog Collar Head Lights

simple dipole antenna

An open source Commodore compatible gamepad similar in design to a Genesis or NES gamepad, but designed specifically for the Commodore and Atari 8-bit machines prior to the Amigas.

This is the totally redesigned v2.0 version of the design, which changes the mechanical layout, adds a 9-pin D-sub connector, and adds two new buttons that go to POTX and POTY for games that support it.

More information here: http://github.com/jtgans/RetroPad/tree/next-gen

WiFi Sensors v1.3 with LTC3566

little flyer v1.0

John Siefert’s inertial sensor with micro SD card.

Servant Engineering at George Fox University

Servant Engineering at George Fox University

A limited edition exclusive for the elite members of the Lee Towersey Fanclub (formerly known as Droid Builders), the Leeduino Zero is an Arduino Zero compatible board in the shape of everyone’s favourite droid wrangler. It can be draped fashionably on the end of your lanyard to celebrate your respect and admiration for the man himself.

Small 0.25"x0.25" breakout board for a WS2812B-2020 LED