PDP11 SEX and Fubar

From: Bill Pechter <pechter_at_bg-tc-ppp1580.monmouth.com>
Date: Tue May 15 19:15:57 2001

> > So I was told at DEC Training. The PDP11/34 has the SEX Multiplexer
> > doing the sign extend.
>
> I can't find the SEX Multiplexer on a quick glance through the printset,
> but there is a signal called K8 SEX H from one of the microcode decode
> PROMs to a multiplexer control input in the data path. Yes, it does sign
> extension.
>
> -tony

I don't have the 11/34a prints here anymore... but that sounds
likely.

Bill

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Received on Tue May 15 2001 - 19:15:57 BST