Re: A86: contrast

To: assembly-86@lists.ticalc.org
Subject: Re: A86: contrast
From: Cassady Roop <croop@oregontrail.net>
Date: Sat, 02 Oct 1999 23:32:05 -0700
References: <f546ca0a.25266444@aol.com>
Reply-To: assembly-86@lists.ticalc.org


Oops.  Forgot about that.  (I've always prided myself on my innate
ability to display garbage on the screen...)

Cassady Roop

ComAsYuAre@aol.com wrote:
> 
> In a message dated 9/30/99 11:53:05 PM Eastern Daylight Time,
> croop@oregontrail.net writes:
> 
> >
> >  I totally forgot about _vputmap.  In that case, one could just do this:
> >
> >  dispContrast:
> >   ld a, $c008 ;retrieve contrast value
> >   add a, $30  ;create ASCII character value
> >   call _vputmap   ;display ASCII char in register A
> >   ret
> 
> That only works for contrasts between 0 and 9, though.
> 
> ----
> Jonah Cohen
> <ComAsYuAre@aol.com>
> http://linux.hypnotic.org/~jonah/

References:

Re: A86: contrast

From: ComAsYuAre@aol.com

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