Re: A82: Beginner-ish Q's

To: assembly-82@lists.ticalc.org
Subject: Re: A82: Beginner-ish Q's
From: kouri@juno.com (Kouri Rosenberg)
Date: Wed, 20 May 1998 00:14:33 EDT
Delivered-To: assembly-82-outgoing@towerguard.unix.edu.sollentuna.se
References: <19980519.222523.3430.14.Larry1492@juno.com>
Reply-To: assembly-82@lists.ticalc.org


Look inside:

On Tue, 19 May 1998 22:25:15 -0400 larry1492@juno.com (Larry G Currie)
writes:
> 1. I'm writing an asm program (finally :-)  ) but this problem stumps 
>me.  I want to ONLY change the CURSOR_Y value, leaving CURSOR_X at 0.  
>I can't do this with hl(that I know of) because it is 16bit and would 
>set CURSOR_X and CURSOR_Y to the new val of hl.  how do I do it so that
>Titletxt2 is displayed n units below Titletxt1?   
>Invalid code:
>	ld hl,0			;ld hl,$0000
>	ld (CURSOR_Y),hl	;ld (GRAF_CURS),hl
>	ld (CURSOR_X),hl	;not needed
>	ld hl,Titletxt1
>	ROM_CALL(D_ZM_STR)
>	ld a,19
>	ld (CURSOR_Y),a
>	ld a,Titletxt2		;how 'bout ld hl,Titletxt2
>	ROM_CALL(D_ZM_STR)

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References:

A82: Beginner-ish Q's

From: larry1492@juno.com (Larry G Currie)

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