From: Daniel Boyd Fox (foxd_at_indiana.edu)
Date: Tue Dec 14 2004 - 13:41:55 PST
As I recall, there are a couple of standards for control of antenna
positioners, one of which uses commands of the form "AZ = 134.56 [CR]"
and "EL = 45.72 [CR]".
73,
Daniel Fox
KF9ET
On Tue, 14 Dec 2004, James Brown wrote:
> I'll look into DDE again Don. What is your base language (Basic, C#, C++)?
> I might be able to build a DDE server that you call anytime you want Az/El
> rather than me pushing it to you. You could poll it every second without
> much problem and if you are running on a slower computer you could adjusts
> the poll rate.
>
> What format would you like Az/El in? I can send either decimal or
> sexadecimal (hh:mm:ss.sss).
>
> Does anyone have a Az/El positioner that could take RS-232? I might be able
> to put that in as well if there is any interest...
>
> Regards............ Jim
> ----- Original Message -----
> From: "Don Latham" <djl_at_montana.com>
> To: "James Brown" <jim_at_seti.net>
> Sent: Monday, December 13, 2004 10:19 PM
> Subject: Re: Argus: SETI Clock Antenna Steering...
>
>
> > Problem is, I need to run a control program on the same computer. This
> makes
> > rs232 or other ports a real problem. Is there another protocol for passing
> > info from one program to another in windows programs? COM or something
> like
> > that? Such acess to your excellent timing and location effort would make
> it
> > more useful.
> > Thanks for your attention and Merry Christmas
> > Don
> > ----- Original Message -----
> > From: "James Brown" <jim_at_seti.net>
> > To: "SETI League Public" <public_at_seti1.setileague.org>; "Argus mail list"
> > <argus_at_seti1.setileague.org>
> > Sent: Monday, December 13, 2004 3:46 PM
> > Subject: Argus: SETI Clock Antenna Steering...
> >
> >
> > > Don - I have thought about that although DDE is not a very good way to
> do
> > > it. Its very unreliable
> > > I was thinking of providing Az and EL to a serial port or to a USB port,
> > > user selectable, and format it in some 'standard' format. Is there any
> > such
> > > animal for steering antennas? I once knew of something like a Kansas
> City
> > > Tracker protocol or something like it.
> > >
> > > Anyone else have a use for Az/El output form the SETI Clock and if so
> what
> > > format, what port, how often etc.
> > >
> > > Regards........... Jim
> > >
> > >
> > > >
> > > > James: I have been lax and not replied to your question about possible
> > > > improvements to SETI clock. Could you include a stub to make alt and
> az
> > > > calculations available once a second for a given RA and DEC in the
> form
> > of
> > > > DDE hooks? It would be very nict to use in driving a telescope!
> > > > Don
> > >
> > >
> > >
> >
> >
> >
> >
>
>
>
>
This archive was generated by hypermail 2.1.6 : Tue Dec 14 2004 - 13:51:15 PST