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From: chemuncg@ecsvax.UUCP (Harvey B. Herman)
Newsgroups: net.micro.cbm
Subject: Re: 6502 Timing delay routine problem (C64)
Message-ID: <766@ecsvax.UUCP>
Date: Mon, 18-Nov-85 11:56:31 EST
Article-I.D.: ecsvax.766
Posted: Mon Nov 18 11:56:31 1985
Date-Received: Wed, 20-Nov-85 07:57:24 EST
References: <603@isrnix.UUCP>
Organization: North Carolina Educational Computing Service
Lines: 13



The following change seems to fix the problem:
   old        new
lda #$01   lda #$11  at $c01f
Timer a was never stopped and this change will latch the data even if
it is still running.  Stopping timer a might also work but this change
was easier.
Harvey B. Herman
Chem. Dept.
UNC-Greensboro
Greensboro, NC 27412
No warrantees.