The listings in the printset are for the UBA... I've got a part number
for the ucode listings on fiche, but I've never been able to track
down the fiche...

Clint

On Tue, 26 Jun 2001, Carlini, Antonio wrote:

> Clint Wolff wrote:
> 
> > There is very little documentation on the '750 gate arrays. I've read
> > the uFiche gate array manual with a great lack of satisfaction... 
> > 
> > The arrays are apparently 400 gate NMOS NAND arrays with different 
> > metalization, so reversing them wouldn't be too tough... Still easier
> > to implement from the VARM though.
> 
> Systime (remember them?) managed to work out how it all
> hung together - I have a friend who did precisely that
> for them many years ago for the VAX-11/750. I can only
> assume that the microcode was documented *somewhere*.
> 
> (I know that there are some microcode listings in the
> printset, but I think that was for the UBA and I'm not near
> enough to check right now).
> 
> Antonio
> 
> 
>