DEC Professional 350 ROMs

[Glen Slick]

On Sun, Nov 25, 2018, 5:20 AM Rob Jarratt via cctalk <cctalk at classiccmp.org
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/