On Sun, Nov 25, 2018, 5:20 AM Rob Jarratt via cctalk <[email protected] wrote:
> I have some ROMs from two DEC Pro 350s I want to image. My programmer fails > to identify them automatically. From the technical manual it would seem > that > they are two 8K ROMS in a DIP24 package. I have tried to pick some other > model of ROM and read them, but I am not convinced I am reading them > correctly as a result (top 4K all 1s). > > On the other pair one of them is marked: > > /B8250 > > MM51264KXL/N > > 23-115E4-00 > > TP-03 > > > > And the other is marked: > > Mostek 8252 > > MK36C25N-5 > > 23-116E4-00 > > TP01 > The 23-115E4 and 23-116E4 pair images are available here: http://www.dunnington.info/public/DECROMs/
