Re: A83: Greyscale Help

To: <assembly-83@lists.ticalc.org>
Subject: Re: A83: Greyscale Help
From: "David Phillips" <david@acz.org>
Date: Mon, 12 Jun 2000 01:16:20 -0600
References: <b9.3e6f7c8.2675e648@aol.com>
Reply-To: assembly-83@lists.ticalc.org


If the display controller had 512 bytes more memory, you could do hardware
grayscale just like on the 85/86 calcs.

> I'd like to note that Dan Englender and I have exhausted our efforts in
> trying to "discover" flickerless grayscale for the 82/83/83+ series during
> this past week. We certainly found out that the LCD Driver can handle the
> manual updating of the two buffers to the screen, and it turned out to be
> flickerless, yet there was some inconsistency with the timing that we
beleive
> to be a hardware issue, not something we can control well enough through
> software. This was to be built into MirageOS, and it worked alright on 83


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References:

Re: A83: Greyscale Help

From: Jkhum98@aol.com