Re: computer hangs with NI PCI-6023E

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On Friday 09 May 2003 04:09 pm, Jacek Janczyk wrote:
>
> I have strange problems with NI PCI-6023E. Runinng even simple
> examples from comedilib package I got memory access violation
> errors or machine hangs. I had previously DAQCard-6024E in
> the same machine and everything was ok. I've made no changes
> to the system besides card replacement.
>

The pci-6023 uses pci dma, the daqcards do not.  So you are probably hitting 
a dma bug.  Get rid of the 
#define PCIDMA 
in ni_pcimio.c, or use a newer version of comedi.

- -- 
Frank

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Received on 2003-05-09Z22:16:12