At 08:27 AM 2/8/2004 -0600, Bob Naumann - N5NJ wrote:
Ric is right.
TXD and RXD are the pins that send and receive data. Without them, the
ports are useless - for rig control in this case.
I doubt that you need these pins to control anything (PTT or FSK).
Not true, FSK is done by toggling the Txd line!
Jerry, W6IHG
This is usually done on the DTR & RTS lines.
-Bob
> ------------Original Message------------
> From: "Ed" <w3nr@comcast.net>
> To: "WriteLog" <WriteLog@contesting.com>, "Ric Plummer" <ricp@alum.wpi.edu>
> Date: Sun, Feb-8-2004 8:17 AM
> Subject: Re: [WriteLog] Serial Card Question
>
>
> ----- Original Message -----
> From: "Ric Plummer" <ricp@charter.net>
> To: "Ed" <w3nr@comcast.net>
> Sent: Sunday, February 08, 2004 8:55 AM
> Subject: Re: [WriteLog] Serial Card Question
>
>
> > Something is wrong here.
> > ALL serial cards will have a TXD ( transmit data )
> > There are variations on control lines, i.e. RTS CTS DTR DSR CD .....
> > But I don't believe any are missing TXD
> > So check carefully
> > Ric KV1W
>
>
> Well that is what I thought also. However I have neither rig control or
FSK.
> I went to the manufacturers web site and this is the outputs that are
shown.
> RTS
> DTR
> CTS
> DSR
> CD
> RI
>
> Thats it. Any thoughts.
> Ed W3NR
>
>
>
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------------------------------------------
Dr. Jerry R. Pixton, PIXOS Designs LLC
http://www.pixos.com/designs/RadioTuner/
jpixton@shentel.net
------------------------------------------
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