[amsat-bb] SatPC32OM

Joe Pereira joevk5ei at gmail.com
Thu Nov 2 08:32:34 UTC 2017

Thanks for your explanation Eric, I will explore this further.


On Wed, Nov 1, 2017 at 6:20 PM, Erich Eichmann <erich.eichmann at t-online.de>

> Joe,
> the RTS pins of the Radio 1 and Radio 2 COM ports can be (permanently) set
> high or low  (menu "Rotor Setup"). I added that option several years ago to
> have a source for feeding CAT interfaces. Also, the RTS pin of the  Radio 1
> COM port must be set high if the radio is a TS-2000. This became necessary
> when I replaced (with V. 12.8c) the old MSComm32 component (which supports
> only 16  port numbers) by a newer one that can handle more ports.
> The DTR pins of  the Radio 1 and Radio 2 COM ports can also feed
> interfaces.  The Radio 2 DTR pin can alternatively (menu "Options") be used
> to automatically steer an antenna switch  (or cross switch for 2 antennas
> and 2 radios) when the user switches between uv and vu sats or vice versa.
> The feature requires different uplink/downlink patterns but doesn't work on
> the base of a particular satellite name (but see below).
> The program's "Priority" feature can be used to automatically switch the
> program to a particular satellite when it rises. The antenna could then be
> switched manually (not too much work, I think).
> Provided you run 2 radios (to activate the Radio 2 functions) you could
> theoretically have a group that contains your particular satellite and only
> others with a reverse uplink/downlink pattern. Then the program could
> automatically switch to your  satellite when it rises and also switch the
> antennas. (I hope, hi, I didn't test that) .
> 73s, Erich, DK1TB
> Am 31.10.2017 um 10:30 schrieb Joe Pereira:
> Does anyone know if it is possible to output a serial port signal when a
> satellite is in view.
> I would like to switch an external relay circuit when a particular
> satellite is in view.
> Regards
> Joe - VK5EI
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