Hi We've had better luck with the FTDI based parts than with the other USB serial gizmos. Even they do drop out every so often. With the modern drivers it's a lot more rare than it once was. With 32 ports on a system and several systems it's a once or twice a year sort of thing now.
Bob On Jan 27, 2013, at 2:28 PM, Peter Gottlieb <[email protected]> wrote: > It came down to startup issues. If every fifth time the system was turned on > it wouldn't initialize properly and not see an airflow or whatever sensor, it > required the calling of a tech from the test group to come over and get it > going. We run Labview but it was always a Windows problem as the devices > wouldn't show up in Device Manager. > > Peter > > > > On 1/27/2013 1:48 PM, Jim Lux wrote: >> On 1/27/13 9:30 AM, Peter Gottlieb wrote: >>> At work we simply use multi port serial cards (*no* USB intermediary) or >>> Ethernet to serial adapters. Any use of USB for critical test equipment >>> was pretty much banned here years ago. >>> >>> >> Why the proscription against USB? >> Because of difficulty with USB device drivers? Or the plethora of serial >> port emulators that have unforeseen interactions with software that thinks >> it's talking to a real serial port? or what? >> >> >> >> _______________________________________________ >> time-nuts mailing list -- [email protected] >> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >> and follow the instructions there. >> >> >> ----- >> No virus found in this message. >> Checked by AVG - www.avg.com >> Version: 10.0.1430 / Virus Database: 2639/5561 - Release Date: 01/27/13 >> >> > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
