[Coco] eprom programmer

Steven Hirsch snhirsch at gmail.com
Sat Mar 24 09:25:23 EDT 2012


On Fri, 23 Mar 2012, Darren A wrote:

> A 27128 will work directly in an FD-502 controller so long as you
> program the HDB-DOS DW code into the upper half (or both halves) of
> the EPROM.

Much more reliable to tack on a jumper that grounds the high address line. 
Then, just burn the lower half.


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