Re: [stella] Fortitude I Quadraside

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Re: [stella] Fortitude I Quadraside

Subject: Re: [stella] Fortitude I Quadraside
From: Thomas Jentzsch <tjentzsch@xxxxxx>
Date: Tue, 8 Jul 2003 23:46:46 +0200

Christopher wrote:
>       lda #wallcolour       ;2
>       sta COLUPF            ;3
>       lda #1                ;2
>       adc #0                ;2
>       sta ENAM0             ;3

If you make sure that bit 0 of #wallcolour is always set
you can avoid lda #1. :-)

Have fun!
Thomas                            
_______________________________________________________
Thomas Jentzsch         | *** Every bit is sacred ! ***
tjentzsch at web dot de |

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Current Thread
Re: [stella] Fortitude I Quadraside Dennis Debro - Mon, 7 Jul 2003 10:14:56 -0400 (EDT) Christopher Tumber - Tue, 8 Jul 2003 15:58:34 -0400 (EDT) <Possible follow-ups> Dennis Debro - Tue, 8 Jul 2003 16:33:03 -0400 (EDT) Christopher Tumber - Tue, 8 Jul 2003 17:19:30 -0400 (EDT) Thomas Jentzsch - Tue, 8 Jul 2003 17:49:17 -0400 (EDT) <= Christopher Tumber - Tue, 8 Jul 2003 18:07:20 -0400 (EDT) Christopher Tumber - Tue, 8 Jul 2003 18:44:43 -0400 (EDT) Christopher Tumber - Tue, 8 Jul 2003 19:00:45 -0400 (EDT) Christopher Tumber - Tue, 8 Jul 2003 20:21:46 -0400 (EDT)

Current Thread

Re: [stella] Fortitude I Quadraside
- Dennis Debro - Mon, 7 Jul 2003 10:14:56 -0400 (EDT)
  - Christopher Tumber - Tue, 8 Jul 2003 15:58:34 -0400 (EDT)
  - <Possible follow-ups>
  - Dennis Debro - Tue, 8 Jul 2003 16:33:03 -0400 (EDT)
    - Christopher Tumber - Tue, 8 Jul 2003 17:19:30 -0400 (EDT)
      - Thomas Jentzsch - Tue, 8 Jul 2003 17:49:17 -0400 (EDT) <=
      - Christopher Tumber - Tue, 8 Jul 2003 18:07:20 -0400 (EDT)
      - Christopher Tumber - Tue, 8 Jul 2003 18:44:43 -0400 (EDT)
      - Christopher Tumber - Tue, 8 Jul 2003 19:00:45 -0400 (EDT)
      - Christopher Tumber - Tue, 8 Jul 2003 20:21:46 -0400 (EDT)

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