So I’ve got a reasonable number of memory tests passing with the prototype solderless breadboard. There are some minor issues that are mostly related to the stability: Sometimes my memory board steps on the built...
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Testing shows databit 10 is always stuck high on commodore amiga expansion
With help from Ralf on this comment I was able to Disable the memory by no-longer grounding PIN 32, and sometimes forcing CE high on the SRAM chip. Boot a workbench disk, and then break it on startup. Insert a disk...
Ended up destroying the v1 prototype, too many damn wires
This version is much better, much cleaner. I also ordered some new wires that I hope will clean up the latch <—–>memory connections and amiga connector (CNX) to the protoboard. Things are coming...
first night wiring progress
Now I remember why I like FPGAs so much, no freakin’ wiring!@!# Here’s a start to what the monster looks like. I think I’ll like the PCB form factor a little better. 🙂 I thought a little bit about how...
