Jim
Might you have to make a null cable, crossing the Tx and Rd pins??
Don't have my standards here with me on vacation, but worth checking.
Byron, W3WKR
----- Original Message -----
From: "James M. Galm, W8WTS" <jim@w8wts.com>
To: <writelog@contesting.com>
Sent: Thursday, February 15, 2007 9:30 AM
Subject: [WriteLog] Belkin F5U409 Question.
> Lots of good discussion, but no success so far.
>
>
>
> Ric, KV1W, asked about the possibility that FT1kMP is looking for DTR or
> some other handshake signal. According to the FT1kMP schematic, the only
> two signals on the CAT connector that are active are TXD(3) and RXD(2),
> with
> GND on (5). DTR(4), DSR(6) and DCD (1) are all connected to each other in
> the FT1kMP, as are RTS(7) and CTS(8). Incidentally, TXD is an input and
> RXD
> is an output, making the FT1kMP wired as a DCE (modem) device. That
> allows
> us to connect the CAT connector to PC serial ports, which are all wired as
> DTE (terminal) devices, with a straight, pin-to-pin DB-9 cable. No null
> modem is required.
>
>
>
> Mike, W1NR, suggested adding a COM4:=4800,n,8,2 (my Belkin F5U409 is
> COM4:,
> FT1kMP wants 4800 bits/sec) record in the [PORTS] section of the
> writelog.ini file, to encourage WriteLog to set the Belkin F5U409 up for
> two
> stop bits. The WriteLog HELP says that to modify the serial ports used
> for
> rig control, the setup record needs to go in a section named [RIGS]. My
> writelog.ini file did not have a section named [RIGS], so I added one and
> put COM4:=4800,n,8,2 in both the [PORTS] and [RIGS] sections. Rig control
> still did not function.
>
>
>
> Gary, K7OX mentioned that although he could see his Belkin F5U409 as COM3:
> in Device Manager, he received error messages that the port was in use. I
> suspect that some other program is finding the Belkin F5U409 on COM3: and
> allocating it, thereby making it unavailable to WriteLog. Look for any
> kind
> of modem control program, terminal program, PDA sync background program,
> or
> anything else that might snarf up a com port without asking first.
>
>
>
> When I get a chance, I'm going to analyze the bit stream that is coming
> out
> of my Belkin F5U409 and compare it to a native com port bit stream, to see
> what's really going on.
>
>
>
> 73, Jim, W8WTS.
>
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