Re: streamdevice I/O Intr

[Dirk Zimoch via Tech-talk <tech-talk@aps.anl.gov>]

Hi William,

Have you tried to give the output record a high priority?

Dirk

On 29.11.2018 13:27, William Kirstaedter via Tech-talk wrote:
> I'm sorry to send this again but my first mail got soft-rejected because 
> I wasnt a subscriber.
> William Kirstaedter (PP&B)
> Fritz-Haber-Institut der MPG
> Faradayweg 4-6
> 14195 Berlin
> Tel: 030 8413 5405
> Mail: kirstaedter@fhi-berlin.mpg.de
>
> Am 29.11.2018 um 11:34 schrieb William Kirstaedter:
> > Hi,
> >
> > I have a small problem with a fast Device, maybe somebody already had 
> > this problem and can help out? :)
> > It runs via I/O Intr.
> > I am able to start the reporting, but I cant stop it. It seems that 
> > the stop command doesnt get through....
> > could it be that somehow the communication is blocked by the fast 
> > input? how could I fix that?
> > Its really simple to control:
> > You send "STM\r", it starts reporting every 18ms "tmp,<float>,<float>\r"
> > You send "ETM\r", it stops doing that, terminating communication with 
> > "txx\r".
> > all ASCII formatted.
> >
> > my records:
> >
> > tc.db file:
> >
> > record(bo, "$(P):$(R):Toggle"){
> >    field(DESC, "Toggle Reading")
> >    field(DTYP, "stream")
> >    field(OUT, "@tc.proto toggle $(BUS)")
> >    field(ZNAM, "ETM")
> >    field(ONAM, "STM")
> >    field(VAL, "0")
> > }
> >
> > record(ai, "$(P):$(R):Temperature") {
> >   field(DESC, "Temperature")
> >   field (DTYP, "stream")
> >   field (INP, "@tc.proto read_K $(BUS)")
> >   field (SCAN, "I/O Intr")
> >   field(EGU, "K")
> > }
> >
> > record(ai, "$(P):$(R):ThermoVoltage"){
> >   field(DESC, "TC Thermovoltage")
> >   field(DTYP, "stream")
> >   field(INP, "@tc.proto read_nV $(BUS)")
> >   field(SCAN, "I/O Intr")
> >   field(EGU, "nV")
> > }
> >
> > tc.proto file:
> >
> > Terminator = CR;
> > ExtraInput = Ignore;
> >
> >
> > toggle {
> >         out "%{ETM|STM}";
> >         in "txx";
> > };
> >
> > read_K {
> >         in "tmp,%f,%*f";
> > };
> >
> > read_nV {
> >         in "tmp,%*f,%f";
> > };
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