Re: [NTLK] Changing the SA-110 Core Clock Frequency

From: Doug Augustyn (optix_at_six5535.org)
Date: Sat May 01 2004 - 13:58:38 PDT


Yeah, but you are missing the biggest problem.

I've already cut a notch out of my Newton's case for the switch on my crystal
mod.

Responding to Chuck England III's comment:
||
||I was looking through some of Apples docs and some docs on the Intel
|| website for the SA-110 processor, The information indicates that
|| there is a 4 line matrix that controls the Core clock frequency.
||In the Newton, they have two of those lines already set and a
|| surface mount resistor at either of the other two lines sets
|| the core clock at either 100 or 160 MHZ. From what I was reading
|| other combinations could produce speeds up to 233Mhz
||
||I wondering if someone knows what Pins those 4 lines are on, and if
|| there is a printed matrix table to program other speeds? If there
|| were It could be possible to change the core clock without
|| changing the bus speed and effecting the IrDa and sound functions
|| of the newton.

-- 
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http://www.SiX5535.org
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