On 6-12-2012 9:18, Denis Gottardello wrote: > Hi everybody. I have a problem with usb serial interfaces on Linux. If a > serial device is disconnected from the machine and then reconnected, if > before > the serial had as name ttyUSB0, then it will assume ttyUSB1. Now the sequence: > 1) The device is connected and has name ttyUSB0 > 2) The program open the serial interface. > 3) The device will be unplugged. > 4) The program has an exception and close the serial and wait till ttyUSB0 is > present. > 5) Now the device is reattached but it will be ttyUSB1 > > For obtain ttyUSB0 I must close the program, unplug and replug. > > How can I do for obtain ttyUSB0 when the program is running?
So your OS is assigning different device names after reattaching? Sounds like a Linux problem, not a programming problem. Look at e.g. udev rules to persistently name the device ttyUSB0 ------------------------------------------------------------------------------ LogMeIn Rescue: Anywhere, Anytime Remote support for IT. Free Trial Remotely access PCs and mobile devices and provide instant support Improve your efficiency, and focus on delivering more value-add services Discover what IT Professionals Know. Rescue delivers http://p.sf.net/sfu/logmein_12329d2d _______________________________________________ synalist-public mailing list synalist-public@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/synalist-public
