Paul, Bang on target and a great thought.
I dusted out the telnet RFC (I haven't looked at it in a decade or more) and the receiver should be able to filter on anything that is FF FA ... F0. Brings back old memories. jerry Ziggy wrote: > The FF fx hex sequences look like telnet IAC sequences to me. In most > device servers these can be disabled. It's often called raw mode, > transparent mode, or something similar. I'll take a look at the Xport > doc later tonight. Maybe the whole extra character problem can be > avoided by setting the right config option on the Xport. You don't > really want a telnet connection, just a TCP 'pipe'. > > Paul > > On Jul 3, 2009, at 9:30 AM, Paul Alfille <[email protected]> wrote: > >> Question: >> >> Are existing users of the Linkhub-E having trouble with acces using >> owfs? I know it's worked in the past. >> >> Background: >> >> The linkhub-E is a 1-wire bus master made by ibuttonlink that uses >> there (serial) bus master with a Lantronix Xport to give it ethernet >> access. It has a telnet interface which we connect to. Although the >> basic ascii command set it the same as the (serial) LINK, it takes a >> bit of adjusting for some of the added control or escape characters >> added to the stream. >> >> Problem: >> >> Ioannis Kampolis has found that his Linkhub-E doesn't work with owfs >> because the communication gets confused with the extra characters. His >> machine is LinkHub-E V1.1 >> >> At variable places in the response stream, the extra 7 byte sequence >> FF FA 2C 6A 60 FF F0 gets added. >> >> In the past there was a slightly different 6 byte sequence added. >> >> It's going to be hard to specially code to different linkhub-e >> adapters without knowing the differentiator, nor having access to >> different versions. >> >> Does anyone have some insight? >> >> Paul Alfille >> >> --- >> --- >> --- >> --------------------------------------------------------------------- >> _______________________________________________ >> Owfs-developers mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/owfs-developers >> > > ------------------------------------------------------------------------------ > _______________________________________________ > Owfs-developers mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/owfs-developers ------------------------------------------------------------------------------ _______________________________________________ Owfs-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/owfs-developers
