Peregrine M. McGehee wrote:
>
> Aloha,
> > >
> > > I must write a small RS232 devSupport.
> > > Is there a sample skeleton template to costruct it ?
> > > or Are there any example to make it ?
> > > I haven't found nothing in the my documentation, is there
> > > a doc. in www ( as Gpib) ?
> > >
> > > I'm using R.3.13.0beta11, MVME162, Sun Ultra, VxWorks 5.2.
> > >
> > What is the nature of your RS232 device? If it is a device which responds
> > to prompts, that is it does not send data asynchronously, then we may
> have
> > a driver that will work. The driver is drvAscii which is layered on top
> > of drvSerial - written for Keck observatory by Jeff Hill of LANL. The
> driver
> > is in use in several other telescopes and accelerators. The driver
> simplifies
> > our life a lot.
>
> And... drvSerial assumes that you have a standard vxWorks ty driver for
> your serial I/O hardware - and that you create named devices within VxWorks
> (for example: /dev/co, /dev/fs2, etc).
We're using drvAscii/drvSerial with Bret Goodrich's tnetdev, running
our serial line devices on a terminal server, over Ethernet. This
works even to the point that some time ago we had the serial line
devices at the telescope with the VME crate in Hilo.
Maren Purves
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