Memories

Thanks for the memory

Wednesday 9 May

One of the things I want to explore with the system is memory management. The 8-bit machines have a 64k limit on memory address ranges, and having 32MB of SDRAM attached means we have a lot of playground to play in…

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Cartridge Support

Cartridge support

Friday 4 May

So it would be really nice to have a cartridge slot on the expansion box, as a convenient place to plug things into when your device is a 1088XEL and I've taken up the cartridge slot with the expansion bus... This does however have some issues…

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Blinkenlights

Blinkenlights

Sunday 29 April

So I'm not going to post here for every little thing that I get working, but this is a milestone, so it deserves a post

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Striding forward like a boss

Striding forward like a boss

Saturday 28 April

Ok, much better news now. I managed to patch the 5 pins on the SDRAM on the board, making it the ugliest board with SDRAM I've ever seen...

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1 step forward, 2 steps back

One step forward, 2 steps back

Friday 27 April

So I started populating the board, first doing the power-areas, and the 3.3v isolated area worked well, but then 2 problems became apparent…

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