Date: Tue, 22 May 2001 18:03:37 -0400
Message-Id: <200105222203.SAA21656@envy.delorie.com>
X-Authentication-Warning: envy.delorie.com: dj set sender to dj AT envy DOT delorie DOT com using -f
From: DJ Delorie <dj AT delorie DOT com>
To: djgpp AT delorie DOT com
In-reply-to: <9een72$k4j$1@info.cyf-kr.edu.pl> (maj_rafal@poczta.onet.pl)
Subject: Re: Turning off monitor ?
References:  <9een72$k4j$1 AT info DOT cyf-kr DOT edu DOT pl>
Reply-To: djgpp AT delorie DOT com
Errors-To: nobody AT delorie DOT com
X-Mailing-List: djgpp AT delorie DOT com
X-Unsubscribes-To: listserv AT delorie DOT com
Precedence: bulk


> does somebody have idea how to turn off monitor (set it to sleep mode)  from
> DJGPP program (and then turn it on ?)

I believe it's done by disabling the hsync or vsync pulses, but I
don't know which does what, and of course reprogramming the video card
to disable those pulses is its own project.

Look up DPMS on the web.  That's the spec that describes how it works.