Re: A83: inc (HL) on the TI83

To: <assembly-83@lists.ticalc.org>
Subject: Re: A83: inc (HL) on the TI83
From: "Frank Schoep" <dsfs98@concepts.nl>
Date: Wed, 9 Aug 2000 11:01:03 +0200
Reply-To: assembly-83@lists.ticalc.org


If nobody can figure out why I can't use this routine for counting, I will
send the source code of all the problems to you.

-----Oorspronkelijk bericht-----
Van: David Phillips <david@acz.org>
Aan: assembly-83@lists.ticalc.org <assembly-83@lists.ticalc.org>
Datum: woensdag 9 augustus 2000 7:38
Onderwerp: Re: A83: inc (HL) on the TI83


>
>Nah.  You want to load the address into HL.  You save some space:
>
>; 11 bytes
>down:
> ld a,(yPos)
> cp 56
> ret z
> inc a
> ld (yPos),a
> ret
>
>; 9 bytes
>down:
> ld hl,yPos
> ld a,(hl)
> cp 56
> ret z
> inc (hl)
> ret
>
>> of course the larger one that uses the accumulator (reg A) is preferred.
>
>
>

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