Mail Archives: cygwin/2004/04/21/13:39:08
> -----Original Message-----
> From: cygwin-owner On Behalf Of Christopher Faylor
> Sent: 21 April 2004 17:35
> On Wed, Apr 21, 2004 at 04:55:31PM +0100, Dave Korn wrote:
> >> From bertrand marquis
> >> Sent: 21 April 2004 16:41
> >
> >> i need to use stty to send commands through the serial port
> >> under cygwin:
> >
> > That's not what stty is for.
> >
> >> stty
> >> 1:0:cbd:0:3:1c:7f:15:4:5:1:0:11:13:1a:0:12:f:17:16:0:0:0:0:0:0
> >> :0:0:0:0:0:0:0:0:0:0
> >> < /dev/ttyS0
> >>
> >> but stty answer me that 1:...:0 is a wrong argument ?
> >> I'm using the last version of cygwin and the serial port is working
> >>
> >> anyone has an idea ?
> >
> >#1: You've completely misunderstood stty. It allows you to
> set parameters
> >such as baud rate, flow control, char translation, etc. for
> a serial port.
> >It's not for sending data in or out of it.
> >
> >#2: That string of colon-separated hex numbers doesn't mean
> anything to
> >stty. None of the arguments it understands come in that form.
>
> Actually this looks like a standard way to save and restore tty state.
> You take the output from 'stty -g' and use it for input to stty later.
> Try it.
Oooh! That's new on me, and not something that's very obvious from the
help output or the man page or info at a brief scan through. A slightly
under-documented feature!
> I suspect that the OP is trying to take stty output from linux and use
> it on cygwin, though. That won't work.
My real problem with understanding his post was the wording "send commands
*through* the serial port". I expected that to mean sending commands
through the serial port (to some connected device) rather than *to* the
serial port. Such are the problems of international communication.... :)
cheers,
DaveK
--
Can't think of a witty .sigline today....
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