Thanks. Clearly, I need some attribute other than simple port name. Uggh.
Jim Wagner On Mar 10, 2007, at 7:13 AM, Wade Maxfield wrote: > I apologize for the previous partial reply. My space bar combined > with a > bad mouse click triggered the send. > > Serial Ports get even worse on Windows. If you move the USB plug to > another USB port on a machine, then Windows XP will assign another > Serial > port (com6, 7,8, etc) to it, keeping the old serial port information > in the > system, assigned to the old USB port. It may look like the old USB > Serial > port is still available under the old identifiers, it just won't open > properly. > > wade > > On Mar 09, 2007, at 10:11 AM, Jim Wagner wrote: > >> Thanks, Joe. The situation I am concerned about is a several of the >> same kind of USB serial ports which would use, I expect, the same >> driver software. >> Because the ports would normally all have the same name, (such as >> "UC-232AC" on the >> one I have), there would need to be some sort of uniqueness added >> (such as >> "UC-232AC1"). The concern is that, after removing and reconnecting >> the ports in a >> different order, UC-232AC1 would become UC-232AC2 and UC-232AC2 >> would become UC-232AC1. >> >> Jim > From: Norman Palardy < [EMAIL PROTECTED]> > > And that does seem to be quite possible as I don't believe the name > is unique. > USB Prober on OS X should let you watch and see if this happens when > you plug in 2 of the same kind of devices. > You may be able to access some other device information via declares, > etc to determine which of the devices you actually have. > _______________________________________________ > Unsubscribe or switch delivery mode: > <http://www.realsoftware.com/support/listmanager/> > > Search the archives: > <http://support.realsoftware.com/listarchives/lists.html> > _______________________________________________ Unsubscribe or switch delivery mode: <http://www.realsoftware.com/support/listmanager/> Search the archives: <http://support.realsoftware.com/listarchives/lists.html>
