[Date Prev][Date Next][Subject Prev][Subject Next][
Date Index][
Subject Index]
Re: A very basic printing question re XY3
- Subject: Re: A very basic printing question re XY3
- From: "Robert Holmgren" holmgren@xxxxxxxx
- Date: Thu, 4 Dec 2008 13:23:46 -0500
** Reply to message from Harry Binswanger on
Thu, 04 Dec 2008 11:45:19 -0500
> Okay, what mainframe program was CP/M based on?
CP/M (Control Program/Monitor) was an operating system that ran
on Intel 8080 machines (although I ran Z80 boxes, which
understood the instruction set). Oh, you mean, "based
on"=derived from? The ancestral model? Why, IBM's CP/CMS, of
course! Gee, Harry...
> when you want to turn off the 8th bit, what is the switch for use
> with PIP?
The power switch?
-----------------------------
Robert Holmgren
holmgren@xxxxxxxx
-----------------------------