Re: [stella] RAM optimization

At 09:37 PM 6/20/2000 -0400, you wrote:

>Has anyone ever tried using some of the unused data bits in the TIA
>registers for general purpose RAM storage?

Never tried, but it's most likely impossible, since all of the TIA
registers are write-only; the same addresses always access totally
different registers for reads and writes.

What happens when you try to read values from $0E to $2C? These are unused in the Read table.


Glenn Saunders - Producer - Cyberpunks Entertainment
Personal homepage: http://www.geocities.com/Hollywood/1698
Cyberpunks Entertainment: http://cyberpunks.uni.cc


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Current Thread
[stella] RAM optimization Glenn Saunders - Tue, 20 Jun 2000 20:04:47 -0400 (EDT) Erik Mooney - Tue, 20 Jun 2000 21:40:22 -0400 (EDT) Glenn Saunders - Tue, 20 Jun 2000 22:00:53 -0400 (EDT) <= Mark De Smet - Wed, 21 Jun 2000 00:09:11 -0400 (EDT) Glenn Saunders - Wed, 21 Jun 2000 00:26:07 -0400 (EDT) Eckhard Stolberg - Wed, 21 Jun 2000 13:29:24 -0400 (EDT) <Possible follow-ups> Erik Mooney - Wed, 21 Jun 2000 11:24:23 -0400 (EDT)

Current Thread

[stella] RAM optimization
- Glenn Saunders - Tue, 20 Jun 2000 20:04:47 -0400 (EDT)
  - Erik Mooney - Tue, 20 Jun 2000 21:40:22 -0400 (EDT)
    - Glenn Saunders - Tue, 20 Jun 2000 22:00:53 -0400 (EDT) <=
      - Mark De Smet - Wed, 21 Jun 2000 00:09:11 -0400 (EDT)
      - Glenn Saunders - Wed, 21 Jun 2000 00:26:07 -0400 (EDT)
      - Eckhard Stolberg - Wed, 21 Jun 2000 13:29:24 -0400 (EDT)
  - <Possible follow-ups>
  - Erik Mooney - Wed, 21 Jun 2000 11:24:23 -0400 (EDT)

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