Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #34395

Re: problem with usbtmc-communication

Path csiph.com!usenet.pasdenom.info!gegeweb.org!de-l.enfer-du-nord.net!feeder1.enfer-du-nord.net!cs.uu.nl!news.stack.nl!newsfeed.xs4all.nl!newsfeed3.news.xs4all.nl!xs4all!post.news.xs4all.nl!not-for-mail
Return-Path <wrw@mac.com>
X-Original-To python-list@python.org
Delivered-To python-list@mail.python.org
X-Spam-Status OK 0.003
X-Spam-Evidence '*H*': 0.99; '*S*': 0.00; 'subsequent': 0.04; 'great.': 0.07; 'subject:skip:c 10': 0.07; 'buffer.': 0.09; 'handler,': 0.09; 'cc:addr:python-list': 0.10; 'dec': 0.15; '"n"': 0.16; 'received:mac.com': 0.16; 'rs232': 0.16; 'wrote:': 0.17; 'bytes': 0.17; 'received:10.0.1': 0.17; 'equivalent': 0.20; 'written': 0.20; 'meant': 0.21; 'explicit': 0.22; 'subject:problem': 0.22; 'seems': 0.23; 'cc:2**1': 0.24; 'specifically': 0.24; 'cc:addr:python.org': 0.25; 'am,': 0.27; "doesn't": 0.28; '"do': 0.29; 'jean': 0.29; 'python"': 0.29; 'url:mailman': 0.29; 'waste': 0.30; 'writes': 0.30; 'code': 0.31; '(and': 0.32; 'url:python': 0.32; 'could': 0.32; 'url:listinfo': 0.32; 'received:10.0': 0.33; 'problem': 0.33; 'another': 0.33; 'changed': 0.34; 'received:17': 0.35; 'there': 0.35; 'but': 0.36; 'url:org': 0.36; 'cc:no real name:2**1': 0.36; 'characters': 0.36; 'subject:with': 0.36; 'charset:us-ascii': 0.36; 'does': 0.37; 'rather': 0.37; 'subject:: ': 0.38; 'some': 0.38; 'things': 0.38; 'received:10': 0.38; 'where': 0.40; 'skip:" 10': 0.40; 'subject:-': 0.40; 'url:mail': 0.40; 'from:no real name:2**0': 0.60; 'skip:u 10': 0.60; 'serial': 0.66
MIME-version 1.0
Content-transfer-encoding 7BIT
Content-type text/plain; CHARSET=US-ASCII
X-Proofpoint-Virus-Version vendor=fsecure engine=2.50.10432:5.9.8185,1.0.431,0.0.0000 definitions=2012-12-06_04:2012-12-06, 2012-12-06, 1970-01-01 signatures=0
X-Proofpoint-Spam-Details rule=notspam policy=default score=0 spamscore=0 ipscore=0 suspectscore=0 phishscore=0 bulkscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=6.0.2-1203120001 definitions=main-1212060093
Subject Re: problem with usbtmc-communication
From wrw@mac.com
In-reply-to <d8253611-dab9-461a-8b82-9c52287718a9@w8g2000yqm.googlegroups.com>
Date Thu, 06 Dec 2012 09:50:10 -0500
References <05927d41-f73f-4fef-9a6d-4133e5c7d86a@n8g2000vbb.googlegroups.com> <mailman.462.1354631633.29569.python-list@python.org> <0910382a-08df-4325-806f-a4c3cdf6bd7b@f17g2000vbz.googlegroups.com> <mailman.492.1354721221.29569.python-list@python.org> <fc36067e-9b74-4eed-b1db-92ee5760af30@c16g2000yqi.googlegroups.com> <mailman.533.1354746072.29569.python-list@python.org> <d8253611-dab9-461a-8b82-9c52287718a9@w8g2000yqm.googlegroups.com>
To Jean Dubois <jeandubois314@gmail.com>
X-Mailer Apple Mail (2.1499)
Cc python-list@python.org, wrw@mac.com
X-BeenThere python-list@python.org
X-Mailman-Version 2.1.15
Precedence list
List-Id General discussion list for the Python programming language <python-list.python.org>
List-Unsubscribe <http://mail.python.org/mailman/options/python-list>, <mailto:python-list-request@python.org?subject=unsubscribe>
List-Archive <http://mail.python.org/pipermail/python-list/>
List-Post <mailto:python-list@python.org>
List-Help <mailto:python-list-request@python.org?subject=help>
List-Subscribe <http://mail.python.org/mailman/listinfo/python-list>, <mailto:python-list-request@python.org?subject=subscribe>
Newsgroups comp.lang.python
Message-ID <mailman.564.1354805416.29569.python-list@python.org> (permalink)
Lines 24
NNTP-Posting-Host 2001:888:2000:d::a6
X-Trace 1354805416 news.xs4all.nl 6923 [2001:888:2000:d::a6]:43927
X-Complaints-To abuse@xs4all.nl
Xref csiph.com comp.lang.python:34395

Show key headers only | View raw

On Dec 6, 2012, at 8:50 AM, Jean Dubois <jeandubois314@gmail.com> wrote:

[byte]

> 
> It seems there is some misunderstanding here. What I meant with  how
> to "do the equivalent in Python" refered to  "reading characters
> rather than lines".
> I have written working code myself for another Keithleu which does use
> RS232 for communication. The problem now is specifically for the new
> Keithley which doesn't allow RS232 but only USB-communication over
> usbtmc. So if the "buffer-problem" could be changed by reading
> characters that would be great.
> 
> regards,
> Jean
> 
> 
> -- 
> http://mail.python.org/mailman/listinfo/python-list

Sorry about the misunderstanding (and subsequent waste of bandwidth).  However, if you will look at the serial reads and writes in that handler, you will see that it does things like "serial.read(n)" where "n" is an explicit number, the number of bytes to be read from the serial buffer.

-Bill

Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

[newbie] problem with usbtmc-communication Jean Dubois <jeandubois314@gmail.com> - 2012-12-04 04:14 -0800
  Re: [newbie] problem with usbtmc-communication wrw@mac.com - 2012-12-04 09:33 -0500
    Re: problem with usbtmc-communication Jean Dubois <jeandubois314@gmail.com> - 2012-12-04 08:12 -0800
      Re: problem with usbtmc-communication wrw@mac.com - 2012-12-05 10:26 -0500
        Re: problem with usbtmc-communication Jean Dubois <jeandubois314@gmail.com> - 2012-12-05 12:38 -0800
          Re: problem with usbtmc-communication wrw@mac.com - 2012-12-05 17:21 -0500
            Re: problem with usbtmc-communication Jean Dubois <jeandubois314@gmail.com> - 2012-12-06 05:50 -0800
              Re: problem with usbtmc-communication wrw@mac.com - 2012-12-06 09:50 -0500
                Re: problem with usbtmc-communication Jean Dubois <jeandubois314@gmail.com> - 2012-12-06 11:41 -0800
                Re: problem with usbtmc-communication Dave Angel <d@davea.name> - 2012-12-06 15:10 -0500
                Re: problem with usbtmc-communication wrw@mac.com - 2012-12-06 15:15 -0500
                Re: problem with usbtmc-communication Jean Dubois <jeandubois314@gmail.com> - 2012-12-07 05:46 -0800
                Re: problem with usbtmc-communication Jean Dubois <jeandubois314@gmail.com> - 2012-12-10 05:31 -0800
                Re: problem with usbtmc-communication wrw@mac.com - 2012-12-10 10:34 -0500
                Re: problem with usbtmc-communication Jean Dubois <jeandubois314@gmail.com> - 2012-12-10 22:58 -0800
                Re: problem with usbtmc-communication wrw@mac.com - 2012-12-11 09:34 -0500
                Re: problem with usbtmc-communication Jean Dubois <jeandubois314@gmail.com> - 2012-12-11 12:48 -0800
                Re: problem with usbtmc-communication wrw@mac.com - 2012-12-11 21:21 -0500
                Re: problem with usbtmc-communication Jerry Hill <malaclypse2@gmail.com> - 2012-12-11 19:49 -0500
                Re: problem with usbtmc-communication Jean Dubois <jeandubois314@gmail.com> - 2012-12-12 08:16 -0800
          Re: problem with usbtmc-communication Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2012-12-05 18:08 -0500
  Re: [newbie] problem with usbtmc-communication Terry Reedy <tjreedy@udel.edu> - 2012-12-04 14:55 -0500
    Re: problem with usbtmc-communication Jean Dubois <jeandubois314@gmail.com> - 2012-12-06 06:05 -0800
    Re: problem with usbtmc-communication Jean Dubois <jeandubois314@gmail.com> - 2012-12-06 07:44 -0800
      Re: problem with usbtmc-communication Terry Reedy <tjreedy@udel.edu> - 2012-12-06 15:28 -0500
        Re: problem with usbtmc-communication Jean Dubois <jeandubois314@gmail.com> - 2012-12-07 05:51 -0800

csiph-web