[ntp:questions] how do I lock in average frequency correction

David Woolley david at ex.djwhome.demon.invalid
Wed Feb 15 21:49:43 UTC 2012

David Woolley wrote:

> The AT has at least two crystals (4* NTSC and 32768kHz).

Looks like 3 in total.  12MHz (sheet 1), 14.318MHz (sheet 11) and 
32768Hz (sheet 18).  The 14.318MHz one has a trimmer capacitor, and is 
used for the software clock (and NTSC).

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