Re: A85: Scrolling

To: assembly-85 <assembly-85@lists.ticalc.org>
Subject: Re: A85: Scrolling
From: Dines Christy Justesen <c958362@student.dtu.dk>
Date: Sat, 8 Aug 1998 14:07:02 +0200 (METDST)
Delivered-To: assembly-85-outgoing@towerguard.unix.edu.sollentuna.se
Reply-To: assembly-85@lists.ticalc.org


>You can do the same to scroll right just swap some numbers:
>
>ld de,FC01
>ld hl,FC00
>ld bc,1023
>ldir

This wont work. The LDIR will do the following:

(FC01)=(FC00)
(FC02)=(FC01)=(FC00)
(FC03)=(FC02)=(FC01)=(FC00)
.
.
.

You have to use LDDR and start at the end of the disp. mem, to make it
work.

Dines


__________________________________________

Dines Justesen
Email: c958362@student.dtu.dk
WWW  : http://www.student.dtu.dk/~c958362/
__________________________________________

Follow-Ups:

Re: A85: Scrolling

From: Humberto Yeverino <humberto@engr.csufresno.edu>

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