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Mail Archives: djgpp/1999/05/13/10:05:28

From: DavMac AT iname DOT com (Davin McCall)
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Writing directly to video RAM
Date: Thu, 13 May 1999 13:40:17 GMT
Organization: Monash Uni
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On Thu, 13 May 1999 14:33:18 +0200, "Mark Usher" <marku AT magnet DOT at>
wrote:

>I simply want to poke a character eg "A" to the top left of the screen
>
>_farpokeb(_dos_ds, 0xA000, 0x41);
>
>doesn't seem to have much affect.

The offset should be 0xA0000, not 0xA000. You have given a segment
address; the offset from _dos_ds of real-mode segment 0xA000 is
0xA0000.

Davin.
__________________________________________________________
       *** davmac - sharkin'!! davmac AT iname DOT com ***
my programming page: http://yoyo.cc.monash.edu.au/~davmac/

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