Date: Thu, 27 Jan 2005 10:18:17 +0100 From: Bernt Hansson <bernt@bah.homeip.net> To: FreeBSD mailinglist <freebsd-questions@freebsd.org> Subject: Re: simple serial loopback Message-ID: <41F8B1D9.4000808@bah.homeip.net> In-Reply-To: <iayx14.248s9e@webmail.tuwien.ac.at> References: <iayx14.248s9e@webmail.tuwien.ac.at>
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Florian Hengstberger skrev:
> Hi list!
Hello.
> I'm currently trying to setup my box for simple data transfer
> to a microcontroller via the serial interface.
> Therefore I've wired a nullmodem cable and as a first test
> I was trying to connect from cuaa0 to cuaa1 simply by
>
> xterm1: cat /dev/cuaa0
>
> xterm2: echo "Something" > /dev/cuaa1
> Thanks in advance
> Florian
>
> PS: Maybe a simple shell/perl script can help, should I focus on that?
Try cu.
%cu --help
Taylor UUCP 1.06.1, copyright (C) 1991, 92, 93, 94, 1995 Ian Lance Taylor
Usage: cu [options] [system or phone-number]
-a,-p,--port port: Use named port
-l,--line line: Use named device (e.g. tty0)
-s,--speed,--baud speed, -#: Use given speed
-c,--phone phone: Phone number to call
-z,--system system: System to call
-e: Set even parity
-o: Set odd parity
--parity={odd,even}: Set parity
-E,--escape char: Set escape character
-h,--halfduplex: Echo locally
--nostop: Turn off XON/XOFF handling
-t,--mapcr: Map carriage return to carriage return/linefeed
-n,--prompt: Prompt for phone number
-d: Set maximum debugging level
-x,--debug debug: Set debugging type
-I,--config file: Set configuration file to use
-v,--version: Print version and exit
--help: Print help and exit
No idea if that's what you are looking for.
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