https://github.com/hkzlab/jcart_megadrive_re

Reverse Engineering effort for the Megadrive JCart 4 player accessory
https://github.com/hkzlab/jcart_megadrive_re

Last synced: 6 days ago
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Reverse Engineering effort for the Megadrive JCart 4 player accessory

• Host: GitHub
• URL: https://github.com/hkzlab/jcart_megadrive_re
• Owner: hkzlab
• Created: 2023-12-11T18:33:18.000Z (about 1 year ago)
• Default Branch: main
• Last Pushed: 2023-12-13T18:02:27.000Z (about 1 year ago)
• Last Synced: 2023-12-13T21:10:45.581Z (about 1 year ago)
• Language: Roff
• Size: 1.02 MB
• Stars: 1
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# Codemasters' J-Cart reverse engineering

## Introduction

I found this cart at the fleamarket. I think adding two game ports to a Megadrive is a cool thing, so I decided to reverse engineer it.

TODO: Write a decent intro.

![JCart PCB](pics/jcart_pcb.jpg)

## Notes

- Notes on the memory mapping of this cart can be found in the [MAME repository](https://github.com/mamedev/mame/blob/master/src/devices/bus/megadrive/jcart.cpp)

## Credits

- Cart edge symbol from [FeRAM](https://github.com/soniccd123/Genesis-FeRAM-Cart/)