TI99/4a Joystick Adapter (with 3D printed housing) and a FlashROM 99 Installation
Apologies for the delay with this entry; varied reasons include school holidays, two birthdays and some minor repairs of some retro console birthday gifts! Please feel free to use my PCB and 3D printed housing designs found on my Github and Thingiverse should you wish to make your own joystick adapter. Here is the TI994a working with the FlashRom99 and my Joystick Adapter circuit. Here are all the components required for this mod. The gerber files for my PCB design can be found on my Github. https://github.com/Alleged-Geek/TI99-4a-Joystick-Adapter/ And you are looking for the zip file named below if you are going to send the gerber file off to be manufactured. ti99-4a-adapter_2022-07-27.zip My github also contains stl files for printing the housing. And here is my version of the schematic diagram. You will need 10 X IN4148 signal diodes which can be found on eBay. 1 X DB9 D-SUB 9 Pin Female connector, again found on eBay. 2 X DB9 D-SUB 9 Pin Male connector al...
