On Mon, Jan 23, 2012 at 4:57 PM, David Riley <fraveydank at gmail.com> wrote:
Last thing: does anyone know the difference between the A7A ROM and the A8? ?I've not
found anything different; I assume it's probably an obscure bugfix.
On my CQD-220/TM with original CMD labeled EPROMs I have F220Y1A8 /
F220Y2A8. Is that the same A8 version to which you refer?
I also have .HEX files for a CQD-220/TM B2A Release 06/24/94:
And a CQD-220/TM B3 Firmware 09/23/94
I wonder what is different between the A8 and B2A and B3 versions. I
don't think I have ever tried loading the B2A or B3 versions on my