Re: 6569 luminances

From: silverdr_at_wfmh.org.pl
Date: Tue, 14 May 2013 01:08:41 +0200
Message-Id: <89FD4DEF-A8F3-4A0F-B660-1E77CDF5021F@wfmh.org.pl>
On 2013-05-04, at 18:09, Gerrit Heitsch wrote:

>> I had a moment of inspiration today (after Michau asked about the SX ROMs) to check how it is done in the SX (I thought it was like in the older 64s) and.. it occured that there are actually /two/ crystals piggybacked one on another and just three 74LS chips next to the passive stuff on the daughterboard called "clock unit".
> 
> Would it be possible to post the frequencies of the 2 crystals and what 74LSxxx are on the clock board?

One is phicolor (17.734 on PAL) the other one is dotclock (7.8819 on PAL )frequency.

-- 
SD!
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Received on 2013-05-14 00:00:03

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