From: Jim Thompson
Subject: Re: Querry, Kick Starting Crystal Oscilator.
References: <3DCA905A.59FD928B@mmm.com.DELETETHIS> <3DCAE105.6CAAD7B9@mmm.com.DELETETHIS> <3DCBDC8E.2E54EBC@mmm.com.DELETETHIS>
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Date: Fri, 08 Nov 2002 16:12:28 GMT
NNTP-Posting-Date: Fri, 08 Nov 2002 11:12:28 EST
Organization: Cox Communications
On Fri, 08 Nov 2002 09:47:26 -0600,
firstname.lastname@example.org (Roy McCammon),
In Newsgroup: sci.electronics.design,
Entitled: "Re: Querry, Kick Starting Crystal Oscilator.",
Wrote the following:
|Jim Thompson wrote:
|> |Just looking at the specs on the processor.
|> |use this crystal in this circuit and wait this long).
|> Can you reference a processor data sheet?
|Jim, I cannot reveal the processor, but it is nothing
|special in this regard. You simply hang a 32KHz crystal
|on it and it oscillates after a while. The reference
|design holds the chip in reset for 2.1 seconds for
|the purpose of letting that oscillator start. The
|manufacturer isn't much help (they are digital guys).
|All they say is they don't know how fast it starts
|and that we better stick to the reference design.
How long is it taking to reach equilibrium?
| James E.Thompson, P.E. | mens |
| Analog Innovations, Inc. | et |
| Analog/Mixed-Signal ASIC's and Discrete Systems | manus |
| Phoenix, Arizona Voice:(480)460-2350 | |
| Jim-T@analog_innovations.com Fax:(480)460-2142 | Brass Rat |
| http://www.analog-innovations.com | 1962 |
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