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From: ins_bjjb@jhunix.UUCP (Jared J Brennan)
Newsgroups: comp.sys.ibm.pc
Subject: Re: EGA Text question (bug?)
Message-ID: <5260@jhunix.UUCP>
Date: Mon, 14-Sep-87 10:09:29 EDT
Article-I.D.: jhunix.5260
Posted: Mon Sep 14 10:09:29 1987
Date-Received: Sat, 19-Sep-87 10:46:35 EDT
References: <45900073@uxe.cso.uiuc.edu>
Reply-To: ins_bjjb@jhunix.UUCP (Jared J Brennan)
Organization: Johns Hopkins Univ. Computing Ctr.
Lines: 20
Keywords: EGA string output
Summary: use AH=13h

In article <45900073@uxe.cso.uiuc.edu> mcdonald@uxe.cso.uiuc.edu writes:
>I tried today to write characters to an EGA screen today while in mode 16
>(350x640x16 colors graphics) using the bios INT 010H, AH = 9, which is
>write attribute/character. This works fine in mode 3 (24x80 text) but
>in mode 16 it writes the character correctly, but refuses to do anything
>with the color attributes. It writes white on black. Does anyone know if
>it can be made to write in an arbitrary color? I have a graphics drawing
>routine to do it, but using the BIOS should work ... or should it?
>Doug McDonald

   The EGA-specific modes seem to require using the EGA BIOS INT 010H,
AH=01?H functions.  AH=13H outputs a string with attribute.  I don't
think there's an equivalent character output function in the EGA BIOS.

--
"Disclaimers?  We got disclaimers?"
Jared J. Brennan
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