[NTLK] Internal Serial Port quesion

Incredibly geeky physical internals question:

Can anyone confirm for me if the internal serial port on the 2x00s
uses 5V or 3.3V logic levels? The designer's guide lists the signals
as "XX volt XXX levels".

Thanks,

-- 
-Randy Glenn
Computer Eng. and Mgt. Year V, McMaster University
Regional Student Representative, IEEE Canada
randy.glenn-at-gmail.com - glennrb-at-mcmaster.ca
randy.glenn-at-computer.org - randy_glenn-at-ieee.org
http://www.randyglenn.ca
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