From: Jonathan Lundell <jlundell@pobox.com>
To: linux-kernel@vger.kernel.org
Subject: Re: Serial port latency
Date: Thu, 22 Mar 2001 13:52:51 -0800 [thread overview]
Message-ID: <p05100201b6e0248d1efd@[209.245.157.6]> (raw)
In-Reply-To: <3ABA42A8.A806D0E7@powertech.no>
In-Reply-To: <3ABA42A8.A806D0E7@powertech.no>
>This is what the program does:
>
> fd=open("/dev/ttyS0",O_NOCTTY | O_RDWR);
>
> tcsetattr(fd,TCSANOW, &tio); /* setting baud, parity, raw mode, etc */
>
> while() {
> write( 6 bytes); /* send command */
> read( 2 bytes); /* wait for reply */
> }
What are your settings for VTIME and VMIN?
--
/Jonathan Lundell.
next prev parent reply other threads:[~2001-03-22 21:54 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-03-22 18:21 Geir Thomassen
2001-03-22 20:08 ` Theodore Tso
2001-03-22 20:32 ` Geir Thomassen
2001-03-22 20:55 ` Paul Fulghum
2001-03-22 22:44 ` Theodore Tso
[not found] ` <20010322141937.C22479@universal-fasteners.com>
2001-03-22 21:02 ` Geir Thomassen
2001-03-22 21:52 ` Jonathan Lundell [this message]
2001-03-22 23:25 ` Pavel Machek
2001-03-23 14:43 ` Geir Thomassen
[not found] <Pine.LNX.4.20.0103221219410.3343-100000@linuxtaj.korpivaara.org>
2001-03-22 20:03 ` Geir Thomassen
2001-03-22 20:17 ` Trent Jarvi
2001-03-22 21:45 Manfred Spraul
[not found] <000401c0b319517fea9@local>
2001-03-25 23:10 ` Pavel Machek
2001-03-29 7:58 ` Manfred Spraul
2001-03-30 22:36 ` Pavel Machek
2001-03-31 22:09 ` Manfred Spraul
2001-04-10 0:37 ` Andrea Arcangeli
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