I'm a nomad. Let's see how this week turns out. I may have some time on Friday.
You can always email me off list. I'll call or text you later when I have more info about my availability. -wes On Mon, Jan 1, 2018 at 3:30 PM, Denis Heidtmann <denis.heidtm...@gmail.com> wrote: > Fantastic, Wes! My feeble abilities need lots of help. Where are you > located? I am on the west side of Portland, not far from the zoo. I guess > posting my phone number here is not too risky. 2972837. > > -Denis > > On Mon, Jan 1, 2018 at 12:36 PM, wes <p...@the-wes.com> wrote: > > > On Mon, Jan 1, 2018 at 11:46 AM, Denis Heidtmann < > > denis.heidtm...@gmail.com> > > wrote: > > > > > I am looking into ways to examine the serial traffic to/from my dmm. > The > > > arrangement I think would be the most useful to examine is with the > > mfg.'s > > > sw running in the win2k guest in the desktop. This arrangement is the > > only > > > one that successfully communicates with the dmm. > > > > > > I hope (assume?) that a linux program running simultaneously in the > host > > > would be able to capture the traffic. Is this true? > > > > > > I have found the program jpnevulator. It seems to me that it could > > perform > > > the traffic monitoring function, but since there is a lot about serial > > > communications that I do not understand I could be mistaken. In the > read > > > mode will it capture the traffic in both directions (between the > windows > > sw > > > and the dmm), or must it be the recipient of the traffic, thereby > > removing > > > the windows sw from the interaction? > > > > > > > > I've been following this thread with interest. I've been thinking all > > along, "wouldn't it be great if you could just monitor the bits on the > > serial port?" This post struck me with inspiration: what you're looking > for > > is the equivalent of tcpdump for serial. That seems like something a lot > of > > people would ask about, so I googled just that: "tcpdump for serial". And > > that returned a lot of relevant pages, including this one: > > > > https://unix.stackexchange.com/questions/12359/how-can-i- > > monitor-serial-port-traffic > > > > which points us to: > > > > http://freshmeat.net/projects/linuxserialsniffer/ > > > > as well as jpnevulator. > > > > There's a lot of other interesting talk in that thread, and links to > other > > threads with other educational material. > > > > -wes > > > > > > > > > > > If this whole idea is ill-founded there is Tomas' instrument. However > I > > > did not see in the documentation that it was capable of any decoding. > > How > > > do I convert a train of pulses to a sequence of bytes and know which > end > > > sent them? > > > > > > > I am interested enough in your endeavor that I would like to get my hands > > on it. If this sounds agreeable to you, please let me know and we can set > > up a time to work on it together. > > > > -wes > > _______________________________________________ > > PLUG mailing list > > PLUG@pdxlinux.org > > http://lists.pdxlinux.org/mailman/listinfo/plug > > > _______________________________________________ > PLUG mailing list > PLUG@pdxlinux.org > http://lists.pdxlinux.org/mailman/listinfo/plug > _______________________________________________ PLUG mailing list PLUG@pdxlinux.org http://lists.pdxlinux.org/mailman/listinfo/plug
