Xref: utzoo comp.terminals:1455 sci.electronics:7288
Path: utzoo!utgpu!watmath!iuvax!purdue!bu-cs!buengc!bph
From: bph@buengc.BU.EDU (Blair P. Houghton)
Newsgroups: comp.terminals,sci.electronics
Subject: Re: Hacking Screen Blanking on a vt220
Message-ID: <3652@buengc.BU.EDU>
Date: 7 Aug 89 18:33:35 GMT
References: <3642@buengc.BU.EDU> <1989Aug7.044043.2369@utzoo.uucp>
Reply-To: bph@buengc.bu.edu (Blair P. Houghton)
Followup-To: comp.terminals
Organization: Boston Univ. Col. of Eng.
Lines: 30

In article <1989Aug7.044043.2369@utzoo.uucp> henry@utzoo.uucp (Henry Spencer) writes:
>In article <3642@buengc.BU.EDU> bph@buengc.bu.edu (Blair P. Houghton) writes:
>>...What I'd like to do with it, though, is to reduce the amount of time
>>before screen-saver-blanking occurs...
>>Ahh, I ask, but _where_ to look for these signals?  Anyone know?
>
>Almost certainly this is a software function and there is no specific
>wire carrying a signal for it.  I think you're out of luck.

Okay, so maybe I have to solder a lot of wires in order to blurt
a control word into the video controller.

Like I said, I'm perfectly used to doing horrendous kludges to
get around misconceptions.

				--Blair
				  "You ever mistakenly believe
				   that you could get parallel
				   control out of a D/A card, then
				   discover that you couldn't, and
				   had to decode one of its analog
				   signals in a sequential controller
				   to do simple stuff like reset a
				   counter somewhere?  You wanna
				   see me do it?  Come on over
				   to the lab.  It's on the bench
				   even as I type...you can hold the
				   breadboard while I solder the other
				   half-million wires onto the other
				   six-dozen op amps and comparators..."