Hi Abdul,

I haven't got a concrete answer for you but:

Is the APBA clock for the WDT enabled in the power manager (APBAMASK register)?

Is the GCLK generic clock selection enabled (CLKCTRL register)?


Best,
Peter



Am 21.04.2015 um 05:41 schrieb Abdulkhadar Abdulla:
Hi,

Can anybody help me in enabling the wdt sam r21? I tried the following code segment but didn't enable the WDT. Am I missing anything here?

void start_wdt(void)
{
WDT->CONFIG.bit.PER = 0xB;
WDT->CTRL.bit.WEN = 0;
while(WDT->STATUS.bit.SYNCBUSY == 1);
WDT->INTENSET.bit.EW = 0;
WDT->CTRL.bit.ENABLE = 1;
while(WDT->STATUS.bit.SYNCBUSY == 1);
}

and in the main loop, I used WDT->CLEAR.bit.CLEAR = 0xA5; to clear the WDT counter.

Thanks
Abdul
------------------------------------------------------------------------
Date: Thu, 9 Apr 2015 10:19:27 +0200
From: [email protected]
To: [email protected]
Subject: Re: [riot-users] sixlowapp Ping not working in SAM R21

hi,

On 08.04.2015 09:15, Abdulkhadar Abdulla wrote:

    Hi Oleg,

    Thank you.

    Hi Hauke,

    Can you please help me in this?

I fear I can not really help, aside from telling you that I have just taken on the work to fix the radio driver. I hope I will be able to pull request a fixed version next week...

Cheers,
Hauke


    Thanks
    Abdul

    Date: Wed, 8 Apr 2015 09:02:22 +0200
    From: [email protected] <mailto:[email protected]>
    To: [email protected] <mailto:[email protected]>
    Subject: Re: [riot-users] sixlowapp Ping not working in SAM R21

    Hi Abdul!
> I observed another problem, when using sixlowapp with SAM R21. I have 3 sam
    > r21 boards. I flashed sixlowapp in all the boards. When I start the 
boards,
    > one of the node freezes but other two nodes can exchange data using nc
    > command. Any of you observed this problem before?
Just yesterday I learned that there is probably a bug in the SPI driver that
    may cause this problem. Maybe Hauke can tell more about this issue.
Cheers,
    Oleg
-- The great thing about SQL transaction jokes is that once you BEGIN, you can
    ROLLBACK if nobody gets them.


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Hamburg University of Applied Sciences
Dept. Informatik, Internet Technologies Group
Berliner Tor 7, 20099 Hamburg, Germany
Fon: +49-40-42875-8426
Web: http://www.haw-hamburg.de/inet

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