[Elecraft] K2 commands - software guru help needed

[Stewart Baker]

On Sun, 20 Jun 2004 11:51:13 +0100, Brendan Minish wrote:
> On Sun, 2004-06-20 at 07:55, Stewart Baker wrote:
>> There seems to be a problem with K2 mode selection when using a number of
>> different logging programs. I have received mails from other K2 users with
>> the
>> same problem. These logging programs assume that the K2 responds exactly as
>> a
>> Kenwood rig when it comes to setting frequency and mode via the RS232.
>> The order in which commands to select frequency and mode appear to be
>> crucial.
>> It would appear that logger programs when selected to Kenwood, output :-
>> VFOx;MODE;FREQxxxx.
>> The end result is that the mode selection is somewhat unpredictable.
>> My experiments with Hyperterminal show that :-
>> VFOx;FREQxxxx;MODE works everytime.
> I too came across this one when doing the K2 support for Dxbase, Happily
> due to the way in which Dxbase does radio support I was able to find a
> complete workaround and Dxbase now supports the k2 perfectly.

>> Hi Brendan, I am not familiar with Dxbase, but in my experience DXlabs and
>> Logger32 show the problem.

> I think the k2 behaves exactly as it should. In my opinion commands
> should happen in the order they are sent so sending a mode change
> followed by a band change is going to cause problems under certain
> circumstances.

>> My experience shows the opposite.

> It appears that all modern Kenwoods can handle the information in either
> order so I would love to find out which legacy kenwood radios absolutely
> requires the mode change first. Hacking up the K2 software to hold onto
> the mode change until after the frequency has also been set would be a
> bad idea and probably just slow things down. The K2 is pretty quick to
> respond to commands compared with some radios.

>> I don't believe that this is a timing problem

> Far better to contact the authors of your favourite logging package and
> explain the problem.

>> When I am able to establish exactly what needs to be done, I will do that.

> Elecraft's choice of kenwood protocol for rig control was in my opinion
> the best choice out of a bad bunch of protocols and elecraft have added
> a significant number of useful improvements / extensions to the
> protocol.

> Anyone know of any open source Linux logging packages that do radio
> support?

>> Sorry, can't help you with that one Brendan.

73
Stewart G3RXQ
> 73
> Brendan EI6IZ
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