Re: [OT] serial protocol analyzer

2000-11-12 Thread John Polstra

In article
[EMAIL PROTECTED], kf
[EMAIL PROTECTED] wrote:

 I don't remember the url anymore, but I do remember that there was
 a Japanese guy who wrote drivers for digital cameras, cameras which
 connected to the serial port of a PC to download the pictures.  On
 his site he mentioned a (free?) package which he used to analyze the
 "conversation" between the camera and the PC.

Right.  That's the "comms/snooper" port that I recommended.

John
-- 
  John Polstra   [EMAIL PROTECTED]
  John D. Polstra  Co., Inc.Seattle, Washington USA
  "Disappointment is a good sign of basic intelligence."  -- Chögyam Trungpa



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Re: [OT] serial protocol analyzer

2000-11-11 Thread kf


I don't remember the url anymore, but I do remember that there was a
Japanese guy who wrote drivers for digital cameras, cameras which
connected to the serial port of a PC to download the pictures.  On his
site he mentioned a (free?) package which he used to analyze the
"conversation" between the camera and the PC.  So do a search for "digital
cameras and Linux" at your favorite search engine and look for a site in
Japan.

hth,
kf

-- 
"If George W. Bush spoke his mind, he'd be speechless."


On Thu, 9 Nov 2000, Leonard den Ottolander wrote:

=   Hello everybody,
= 
=  I was wondering if somebody could point me out a serial protocol analyzer.
=  Maybe analyzer is too big a word for what I am looking for (I could be the 
= analyzer:) ). What I am thinking of is a piece of software that listens on 
= two serial devices, and mimics input from either to the other, in the mean 
= time dumping and/or analyzing the traffic. To be concrete: I want to put a box 
= with this piece of software between another box and its modem to analyze the 
= traffic.
=  Thanks in advance,
= 
=   Ciao,
= 
=   Leonard.
= 
=  
= 
= 
= 
= ___
= Redhat-list mailing list
= [EMAIL PROTECTED]
= https://listman.redhat.com/mailman/listinfo/redhat-list
= 



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RE: [OT] serial protocol analyzer

2000-11-10 Thread Robert A. Wheeler


I had a need for something like this -

I modified a serial cable such that it had four connectors:

DB9#1 goes to device A
DB9#2 goes to device B
DB9#3 and DB9#4 goes to a "monitoring" system on COM1 and COM2

#1 TX is connected to #2 RX AND #3 RX
#1 RX is connected to #2 TX

#2 TX is connected to #1 RX AND #4 RX
#2 RX is connected to #1 TX

#3 RX is tapped to #1 TX
#3 TX is not connected

#4 RX is tapped to #2 TX
#4 TX is not connected

Connect signal ground on each to each and monitor using a terminal
emulator -

Most terminal emulators have the ability to display rather than interpret
control characters and escape sequences.

You can see what is passing in both directions on the serial cable without
affecting it, while not affecting the data stream.

What you do not get is timestamp data.

Or you can buy serial line monitors that do all this and more.

Hope this helps.

 -Original Message-
 From: [EMAIL PROTECTED]
 [mailto:[EMAIL PROTECTED]]On Behalf Of Leonard den Ottolander
 Sent: Thursday, November 09, 2000 1:04 PM
 To: [EMAIL PROTECTED]
 Cc: [EMAIL PROTECTED]
 Subject: [OT] serial protocol analyzer


   Hello everybody,

  I was wondering if somebody could point me out a serial protocol
 analyzer.
  Maybe analyzer is too big a word for what I am looking for (I
 could be the
 analyzer:) ). What I am thinking of is a piece of software that
 listens on
 two serial devices, and mimics input from either to the other, in
 the mean
 time dumping and/or analyzing the traffic. To be concrete: I want
 to put a box
 with this piece of software between another box and its modem to
 analyze the
 traffic.
  Thanks in advance,

   Ciao,

   Leonard.





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 Redhat-list mailing list
 [EMAIL PROTECTED]
 https://listman.redhat.com/mailman/listinfo/redhat-list




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Re: [OT] serial protocol analyzer

2000-11-09 Thread John Polstra

In article 3A0AF50D.16530.974B26@localhost, Leonard den Ottolander
[EMAIL PROTECTED] wrote:

  I was wondering if somebody could point me out a serial protocol
 analyzer.  Maybe analyzer is too big a word for what I am looking
 for (I could be the analyzer :) ). What I am thinking of is a piece
 of software that listens on two serial devices, and mimics input
 from either to the other, in the mean time dumping and/or analyzing
 the traffic. To be concrete: I want to put a box with this piece of
 software between another box and its modem to analyze the traffic.

Try the "comms/snooper" port.

John
-- 
  John Polstra   [EMAIL PROTECTED]
  John D. Polstra  Co., Inc.Seattle, Washington USA
  "Disappointment is a good sign of basic intelligence."  -- Chögyam Trungpa



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