[En-Nut-Discussion] Timing on AVR32

Ethernut ethernut at fitus.de
Wed May 16 12:36:11 CEST 2012


Hi Ole,

yes i think this too. I use the EVK1100. 

I'm new to Nut/os so i don't have figured out how board init works exactly yet.

An other possibility:
I have read something about a System Timer with 1ms. This Timer could Maybe to Slow.

Greetings
Daniel

Von meinem iPhone gesendet

Am 16.05.2012 um 12:05 schrieb Ole Reinhardt <ole.reinhardt at embedded-it.de>:

> Hi Daniel,
> 
>> I have written an Time-Clock for AVR32. I used an NutTimer with 1000ms
>> timing. But clock counting is twice to slow.  I also created a BlinkingLed
>> Thread. With a NutWait command with 150ms wait time but LED blinks slowly.
>> I resume the clock frequency of cpu is set not correctly. Or the system
>> timer of nut/os is to slow. 
> 
> I've never worked with the AVR32 plattform yet, but it sounds like a
> (wrong) PLL or Clock source setting issue. 
> 
> Do you use one of the supported development boards or an own setup?
> 
> bye,
> 
> Ole
> 
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