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Re: Sending files over the serial port
- From: Igor Pechtchanski <pechtcha at cs dot nyu dot edu>
- To: Øyvind Harboe <oyvind dot harboe at zylin dot com>
- Cc: cygwin at cygwin dot com
- Date: Mon, 12 May 2003 09:54:36 -0400 (EDT)
- Subject: Re: Sending files over the serial port
- Reply-to: cygwin at cygwin dot com
On Mon, 12 May 2003, Øyvind Harboe wrote:
> I'm trying to send files over the serial port using xmodem, ymodem
> and zmodem.
> The idea was to use lsz from http://www.ohse.de/uwe/software/lrzsz.html
> - I'm having trouble configuring the serial port to e.g. 38400, 8
> bits, no parity, no handshake, 1 stop bit.
> I believe stty can be used to configure the serial port:
> $ stty -F com1 38400
> stty: com1: unable to perform all requested operations
> - For now I've set CYGWIN=reset_com, locking the serial configuration
> to 9600-8-n-1.
> However, when I try to run upload a file via zmodem, it appears as if
> the line below does not successfully redirect stdin/stdout to com1. The
> command returns immediately, as if reading from the serial port does
> not block.
> $ lsz --zmodem foobar.zip >com1 0<&1
> Retry 0: Timeout on pathname
> Transfer incomplete
> Any help would be greatly appreciated!
> Øyvind Harboe
"com1" is a Windows name, and doesn't get affected by Cygwin's stty et al
(AFAIK). Try using /dev/ttyS0 or even /dev/com1 instead.
Also, why such weird syntax, why not simply
$ lsz --zmodem foobar.zip </dev/com1
|\ _,,,---,,_ firstname.lastname@example.org
ZZZzz /,`.-'`' -. ;-;;,_ email@example.com
|,4- ) )-,_. ,\ ( `'-' Igor Pechtchanski
'---''(_/--' `-'\_) fL a.k.a JaguaR-R-R-r-r-r-.-.-. Meow!
Knowledge is an unending adventure at the edge of uncertainty.
-- Leto II
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