Ti99-joystick adapter

djtersteegc·ti99-joystick-adapter

Ti99-joystick adapter PCB layout, top view — open source board by djtersteegc
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About the Ti99-joystick adapter PCB

Ti99-joystick adapter is an open source PCB design by djtersteegc, published on GitHub under the MIT license. It is a 2-layer board measuring 100 × 15 mm, with 10 components from 1 distinct parts.

From the project

TI-99/4A joystick adapter allowing for the use of two standard Atari style DB9 joysticks

TI-99/4A joystick adapter allowing for the use of two standard Atari style DB9 joysticks. BOM is super simple, I used these DB9's from AliExpress (similar to a TE 2301826-2 and 2301838-2 )

https://www.aliexpress.us/item/2255799921187046.html

and some LL4148 diodes in a MiniMELF form factor

https://www.aliexpress.us/item/3256802562651339.html

The top of the 4-40 lugs simply unscew from the DB9 sockets leaving the bottom part to securly mount to the PCB.

Ti99-joystick adapter, from the project README
From the project README

Ti99-joystick adapter bill of materials (BOM)

10 components, 1 distinct parts.

QtyPartRefs
10
D_Small
D1, D2, D3, D4, D5, D6, D7, D8 +2

Ti99-joystick adapter design files

The KiCad project lives in the djtersteegc/ti99-joystick-adapter repository on GitHub; these links point at the commit this page was built from.

Ti99-joystick adapter: common questions

How big is the Ti99-joystick adapter PCB?

The Ti99-joystick adapter measures 100 × 15 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Ti99-joystick adapter?

10 components, from 1 distinct parts. The full bill of materials is listed on this page.

Where can I download the Ti99-joystick adapter design files?

From the djtersteegc/ti99-joystick-adapter repository on GitHub, which has the KiCad layout; the links under Design files point to each one.

Can I use the Ti99-joystick adapter design in my own project?

Yes, under the terms of its MIT license, which djtersteegc chose for the repository.