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Groups > comp.os.linux.development.apps > #155
| From | Grant Edwards <invalid@invalid.invalid> |
|---|---|
| Newsgroups | comp.os.linux.development.apps |
| Subject | Re: termios |
| Date | 2011-06-17 20:19 +0000 |
| Organization | PANIX Public Access Internet and UNIX, NYC |
| Message-ID | <itgct7$a04$1@reader1.panix.com> (permalink) |
| References | <4dfb6e98$0$30769$ba4acef3@reader.news.orange.fr> |
On 2011-06-17, michel simian <michel@simian.fr> wrote:
> I develop an industrial application which send and receive from RS485
> device, on linux (2.6.32 i686).
>
> When I c onfigure my /dev/ttSx port, like below :
>
> c _lflag &= ~(ICANON | ECHO | ECHOE)
>
> I always receive an echo of my last write output and a select
> returns immediately...
>
> What's wrong ?
My guess is that your RS485 hardware is doing the echoing.
--
Grant Edwards grant.b.edwards Yow! Are we on STRIKE yet?
at
gmail.com
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termios michel simian <michel@simian.fr> - 2011-06-17 17:14 +0200
Re: termios Jan Panteltje <pNaonStpealmtje@yahoo.com> - 2011-06-17 17:01 +0000
Re: termios Grant Edwards <invalid@invalid.invalid> - 2011-06-17 20:19 +0000
Re: termios michel simian <michel@simian.fr> - 2011-06-18 17:17 +0200
Re: termios Tauno Voipio <tauno.voipio@notused.fi.invalid> - 2011-06-18 19:38 +0300
Re: termios michel simian <michel@simian.fr> - 2011-06-18 20:01 +0200
Re: termios Tauno Voipio <tauno.voipio@notused.fi.invalid> - 2011-06-18 22:44 +0300
Re: termios michel simian <michel@simian.fr> - 2011-06-19 06:56 +0200
Re: termios michel simian <michel@simian.fr> - 2011-06-24 19:28 +0200
Re: termios Tauno Voipio <tauno.voipio@notused.fi.invalid> - 2011-06-24 21:42 +0300
Re: termios Grant Edwards <invalid@invalid.invalid> - 2011-06-26 02:27 +0000
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