WriteLog
[Top] [All Lists]

Re: [WriteLog] PTT problem with Icom 756proIII

To: Marc Ressler <marc.ressler@verizon.net>
Subject: Re: [WriteLog] PTT problem with Icom 756proIII
From: Ron Stordahl <ron.stordahl@digikey.com>
Reply-to: ron.stordahl@digikey.com
Date: Thu, 10 Mar 2005 17:37:49 -0600
List-post: <mailto:writelog@contesting.com>
Anyone know the default hex address (as from the factory) for the Pro III?

Ron, N5IN

Marc Ressler wrote:

>Pete,
>
>There is a lockup problem on transmit related to trying to drive the icom CI-V
>interface for everything if you have an additional serial interface on 
>another comm port. I don't know which "PTT" you selected, but here is 
>something I have that works with both Logger32 (running PSK and MMTTY) and 
>Writelog. This requires TWO serial ports. One is dedicated to rig control, 
>and the other does PTT, CW, and supports FSK.
>
>My rig control is through a modified CT-17 that I added CW keying to (but 
>DO NOT use). The other port control is through a modified Buxcomm Rascal 
>that supports CW, PTT, FSK, and provides the audio interfacing for PSK, 
>RTTY, and computer Voice Keyer ops.
>
>To get this to work you must check the box "All mode PTT on CW port RTS". 
>If this box is not checked, and the interface is connected, the rig gets 
>keyed all the time. (DO NOT try to set the ports control to try and support 
>two serial ports for the same rig - this will lock your rig into transmit 
>and the only thing that will stop it is powering down the rig and/or 
>restarting the computer). You can select CW PTT by command for the newer 
>Icom rigs. However, since the transmit and receive data line is shared, the 
>most reliable way to make this work is to select SYNC under the CommPTT box 
>for the rig. You will also find that performance will be much better if you 
>go into the 756 "OTHERS" menu and set CI-V TRANSCEIVE to OFF (this is 
>wayyy  down the list). NOTE: some programs (but NOT any of the ones 
>mentioned above) rely on CI-V TRANSCEIVE "ON" to work at all, and some AUTO 
>speed sense programs use this as well. To get past the speed sensing 
>problem, set the rig and Writelog baudrates to 19200 (unless your computer 
>can keep up with that - then select a slower speed for both).
>
>The correct hex addresses for Icom 756 rigs are:
>756             - 50
>756 Pro         - 5C
>756 Pro II      - 64
>
>There is no support for the Pro III yet, so one of these should do, but the 
>best bet would be to use the Pro II, as the available features are most 
>likely to be compatible If you only have this working with hex 50, you may 
>be running an older version of the WriteLog (rig control info used to be in 
>the INI file, it is now in a DLL - see the May 22 2002 for info on how 
>things were changed then to support the Pro II when it was new).
>
>
>
>  
>
>>>Hi, I am new to this reflector so sorry if this has been asked before, I
>>>have looked through the archives and not found it.
>>>I have a 756 proIII I selected on the Ports 756proII ticked the PTT box,
>>>      
>>>
>>rig
>>    
>>
>>>control works fine showing frequency and mode, but the ptt puts the rig
>>>      
>>>
>>onto
>>    
>>
>>>transmit all the time. I have tried both DTR and RTS, RTS keeps the line
>>>high even when WL is closed down.
>>>I am using a 4n23 optoisolater and the set-up works fine with Logger and
>>>MMTTY stand alone. BTW the rig will only talk to the computer when the
>>>address on the rig is set to 50h, not other address that have been quoted.
>>>Also how do I make the rig key for FSK? once I get the ptt sorted. Thanks
>>>      
>>>
>>in
>>    
>>
>>>anticipation, 73 Pete
>>>      
>>>
>
>MarC, K3NCO
>marc.ressler@verizon.net
>_______________________________________________
>WriteLog mailing list
>WriteLog@contesting.com
>http://lists.contesting.com/mailman/listinfo/writelog
>WriteLog on the web:  http://www.writelog.com/
>  
>
_______________________________________________
WriteLog mailing list
WriteLog@contesting.com
http://lists.contesting.com/mailman/listinfo/writelog
WriteLog on the web:  http://www.writelog.com/

<Prev in Thread] Current Thread [Next in Thread>