RE: Re: Problems are about the MPC566's CLOCK

"Dees Randy-rsaf30" <[email protected]>
Newsgroups gmane.comp.hardware.motorola.microcontrollers
Message-ID <3CCF040BDA7E0A46B3DF0F6B4741630A71C494@az33exm23.fsl.freescale.net>
I'm glad you found your problem. It sounded like VDDSYN was grounded in
your system. This will cause the system clock to run at 1/2 the crystal
frequency. This is not documented because VDDSYN is supposed to be
powered by 2.6 volts during normal operation.
 

	-----Original Message-----
	From: [email protected] [mailto:[email protected]] On
Behalf Of illtll801021
	Sent: Monday, June 12, 2006 3:23 AM
	To: [email protected]
	Subject: [MPC500] Re: Problems are about the MPC566's CLOCK
	
	

	Thanks for your help.I have found the mistake. VDDSYS should
have 
	connected to 2.6V. This is a careless mistake.

	.___ 



[Non-text portions of this message have been removed]



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