Recent content by Sailcat

The design is mine, the KiCad files were generated with AI assistance. I'm stronger on the architecture and systems design side than I am on KiCad — so I used Claude to get the schematic into files from my design spec. The component selections, architecture, and design constraints are all my own...

Hey all, I've been designing an open-source NuBus FPGA accelerator card targeting the Quadra 700 (and other 68040 NuBus machines). The idea is to give the 68040 hardware acceleration for things it was never designed to do — TLS 1.3 cryptography, hardware blitting, basic video decode, DSP, and...

Here's the link: https://www.micromac.com/instructions/CC_Video_upgrade/index.html

Ah, alright I found this page and I'm on the right track in jumping between 20 and 3 but I need a 4.7 K½ resistor. So parts are ordered and I'll report if it works.

Hello everyone! I haven't found very much documentation or discussion for that matter on how to perform the Mystic upgrade with Rev. D analog board other than this thread discussing the 640x480 VGA mod. The issue being that there's no diode at J78 and J79 which I can isolate pin 20. instead I've...