NES Dual Port RAM Interface

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NES Dual Port RAM Interface
by on (#128463)
Just did a writeup on an NES project I've been working on. A dual port RAM replacement for the console that allows you read/write memory live via serial. Routed out a couple of extra pins soldered directly to RESET & NMI to remote reset / frame step for debugging.

Image

Pulling live data from Blades of Steel to create a scoreboard / trigger a relay on a goal:
https://vine.co/v/M6WzFBXeX1e

Triggering a relay on firing in Contra:
https://vine.co/v/M6WZlFjdJ69

A live hex editor inspired by FCEUX:
https://vine.co/v/M6qEpOvMzQz

Frame Stepping:
https://vine.co/v/M6qLIIKUeT6

http://www.batslyadams.com if you want more technical details!
Re: NES Dual Port RAM Interface
by on (#128465)
A cool and original idea, nice!
Re: NES Dual Port RAM Interface
by on (#128467)
Thanks! Your save state mappers were a huge help in testing / recording the videos!
Re: NES Dual Port RAM Interface
by on (#128497)
Fantastic! I love what you've done with Blades of Steel.