[1000mp] CAT cables etc
Duncan Clark
[email protected]
Thu, 11 Jul 2002 15:27:50 +0100
In message <[email protected]>, Mike Gilmer
<[email protected]> writes on the Thu, 11 Jul 2002
>It doesn't sound like you do, but if you have a 25pin conn the signals
>on 2 and 3 are reversed from what they are on a 9pin - so a "straight
>thru" 25pin-to-9pin cable needs to swap those two pins at one end.
I'm running a 9-9 cable I made up last night but I only hooked in pins
2, 3 and 5.
I also tried another with all pins wired 1;1 2:2 etc and that also
didn't work.
I have a nasty feeling the following may be to blame, from the archives:
In message <001501c0d829$8a0f6f60$0201a8c0@any>, WA9ALS - John
<[email protected]> writes on the Tue, 8 May 2001
>These "RS-232 problemsaren't confined to Yaesu. Try out a few USB->serial
>converters to see what I mean. They all seem to implement portions of the
>RS-232 standard, and they don't all work the same! Some (Belkin, Connect
>Tech) will read the MP, and others (Targus and D-Link) will not. Most will
>not do 5-bit Baudot code on the TxD line like the built-in serial ports will
>(most USB serial adapters only handle 7- and 8-bit). The standard built-in
>serial ports on computers have RTS and DTR come up low, whereas the
>USB-serial adapters have these lines come up HIGH (and key your rig!). It's
>been explained to me that the latter arrangement is more "standard" than
>Bill Gate's way (surprise).
>
>Don't be too hard on Yaesu - They seem to just be part of a larger
>conspiracy to confuse us! Thanks to Dick for a nice tutorial! 73
As he mentioned Targus and that is what I am using, that could well be
the problem :-((
Duncan
--
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Duncan Clark
GeneSys Ltd.
Tel. +44 (0) 1252376288
FAX +44 (0) 8701640382