Last night we spend atleast 3 hours to track down a little bug in the cpu fuse settings. After running first tests on the hardware we got debug uart and some basic sreg addressing working. Then we started to implement a sram read/write round trip. We found out that we read for all sram cells [...]
Had a big breakthrough yesterday with our Super Nintendo Snesram project. Got for the first time a commercial game running. This was quite a hard one. Spend a great amount of time debugging the memory uploads routines. I had to add CRC checks to both sides of the hardware. An AVR hosted CRC memory check and SNES hosted CRC [...]
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