On Thu, 5 Nov 1998, Peter Wurmsdobler wrote:
> I would like to implement feedback control with a 486/33
> and an Avantech PCL-818 at a sampling frequency of about
> 3-10kHz, but only for short periods. Since the preemption
Then you may look at my code for an example how to disable interrupts and run
siple scheduler in user space. It takes over the system for 1-2ms every 30 ms.
http://crds.chemie.unibas.ch/PCI-MIO-E/pcontrol-0.3.1.tgz
look at crdst.c program. I am using it on 2.0.36 kernel recompiled with
HZ=1000. Runs very stable. Communicates over shared memory with other tasks.
The whole thing is nice programmable pulse generator, with jitter around 1 us.
Regards,
--
Tomasz Motylewski
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