Re: PCI DAS 6402/16 channel mixup

Actually, I realized that the channels are not always mixed up. If I'm 
triggering externally, it seems to happen 50% of the time.  If I'm just 
using the internal counter, it happens less often.

--Michael

Michael Borland wrote:
> I'm acquiring data with the PCI DAS 6402/16 using 32 differential 
> channels and the mmap program.  I find that the signal on channel 0 
> appears in channel 1, the signal on channel 1 appears in channel 2, etc. 
> The signal on channel 32 is reported by the program as coming from 
> channel 0.
> 
> Also, I'd like to reduce the size of the FIFO that is used, so I get 
> smaller blocks of data back more frequently while acquisition continues 
> for the command. Is there a way to do this without making a custom 
> modification to the driver?
> 
> Thanks--Michael
> 
> 

Received on 2003-09-10Z21:52:43