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Preliminary sdcard.asm

A project log for 6809 v2

A 6809-based project- a simple board that's intended for 6809 OS'es that run in 64k of memory and work with a serial console

david-woodDavid Wood 08/24/2018 at 14:041 Comment

I've uploaded the preliminary sdcard.asm source edit.  It won't build due to undefined labels and a few typos have already been corrected

It's interesting to see how I can optimize the code even though I'm very new at 6809 assembly.

Discussions

hkoutram wrote 10/27/2018 at 04:23 point

My by far most favorite 8 bit CPU, I've used them as far back as 1981 for seismic data telemetry links.  Glad to see someone is still using them.

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