I use 6 serial ports, sometimes usb mixed in, No problem in Gambas whatsoever -Fernando
---------- Original Message ----------- From: Ron <[email protected]> To: mailing list for gambas users <[email protected]> Sent: Wed, 21 Apr 2010 15:29:37 +0200 Subject: Re: [Gambas-user] serial port issue > I have no experience with the cable in my link, I just found it > yesterday, but make sure your usb to serial converters have a FTDI chip > inside. > Not (like most of mine) an Prolific PL2303 chip since they all have the > same device id and serial number, so you have a small problem identifing > them. > > I have not installed any drivers, but I had to lock them like this: > http://www.domotiga.nl/wiki/Linux/InstallOpt#Lockserialdevicenames > > Here is an old photo of my test server showing some of them: > http://www.domotiga.nl/wiki/Domotiga/SetupPics > > Using Ubuntu 9.10 > > Regards, > Ron. > > Thanks for the info! I may need to find some reliable hardware, this can be > > an issue (the one installed by my Chinese informatics colleague doesn't give > > me too much confidence :-) > > > > Did you have to install any driver to get it working? > > > > Robi > > > > 2010/4/21 Ron <[email protected]> > > > > > >> I use a ten ports usb hub and seperate usb to serial cables. > >> I have written some udev rules to lock the serial device names to the > >> physical ports.. otherwise they change after a reboot. > >> > >> To bad I just found these guys afterwards: > >> http://www.picco.nl/product_info.php?products_id=2338 > >> > >> Regards, > >> Ron. > >> > >>> Ron, > >>> > >>> I mean that the app doesn't do what I wish him to do :-) > >>> Unfortunately it works as expected with the serial port on the > >>> > >> motherboard > >> > >>> (ttyS0, same equipment connected, same data sent and should have been > >>> received) so it should not be a bug in my code. > >>> The connection parameters (including Xon/Xoff) are required by the > >>> > >> equipment > >> > >>> I use. > >>> > >>> Physically, how did you connect 10 serial ports to your machine? With a > >>> > >> card > >> > >>> or do you use virtual ports with USB connector? > >>> > >>> Robi > >>> > >>> 2010/4/21 Ron <[email protected]> > >>> > >>> > >>> > >>>> You mean crashing like in signal #11 core dump or the application > >>>> doesn't do what's wanted? > >>>> > >>>> Which version of Gambas? > >>>> > >>>> There where a few serial port related bug fixes. > >>>> http://gambas.sourceforge.net/en/changelog2.html > >>>> > >>>> I use a lot (10) serial ports in my gambas app. 24/7 but I do not use > >>>> xon/off. > >>>> > >>>> Regards, > >>>> Ron. > >>>> > >>>> > >>>>> The communication parameters are 9600, 8, n, 1, Xon/Xoff. > >>>>> > >>>>> 2010/4/21 Doriano Blengino <[email protected]> > >>>>> > >>>>> > >>>>> > >>>>> > >>>>>> Robert JUHASZ ha scritto: > >>>>>> > >>>>>> > >>>>>> > >>>>>>> All the parameters are the same obtained by autoconfig, except the > >>>>>>> > >> UART > >> > >>>>>>> which was undefined for the added ports. > >>>>>>> I set this parameter to the same value as for the working one: 16550A > >>>>>>> > >>>>>>> > >>>> (in > >>>> > >>>> > >>>>>>> fact I tried all the possible UART parameters and where the port was > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>> working > >>>>>> > >>>>>> > >>>>>> > >>>>>>> it behaves always the same: short test messages pass but in the real > >>>>>>> > >>>>>>> > >>>> work > >>>> > >>>> > >>>>>>> environment it crashes). > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>> Do you have some sort of handshaking? > >>>>>> > >>>>>> > >>>>>> > >>>>>> > >>>>>> > >>>>>> > >> ------------------------------------------------------------------------------ > >> > >>>>>> _______________________________________________ > >>>>>> Gambas-user mailing list > >>>>>> [email protected] > >>>>>> https://lists.sourceforge.net/lists/listinfo/gambas-user > >>>>>> > >>>>>> > >>>>>> > >>>>>> > >> ------------------------------------------------------------------------------ > >> > >>>>> _______________________________________________ > >>>>> Gambas-user mailing list > >>>>> [email protected] > >>>>> https://lists.sourceforge.net/lists/listinfo/gambas-user > >>>>> > >>>>> > >>>>> > >>>> > >> ------------------------------------------------------------------------------ > >> > >>>> _______________________________________________ > >>>> Gambas-user mailing list > >>>> [email protected] > >>>> https://lists.sourceforge.net/lists/listinfo/gambas-user > >>>> > >>>> > >>>> > >> ------------------------------------------------------------------------------ > >> > >>> _______________________________________________ > >>> Gambas-user mailing list > >>> [email protected] > >>> https://lists.sourceforge.net/lists/listinfo/gambas-user > >>> > >>> > >> > >> ------------------------------------------------------------------------------ > >> _______________________________________________ > >> Gambas-user mailing list > >> [email protected] > >> https://lists.sourceforge.net/lists/listinfo/gambas-user > >> > >> > > ------------------------------------------------------------------------------ > > _______________________________________________ > > Gambas-user mailing list > > [email protected] > > https://lists.sourceforge.net/lists/listinfo/gambas-user > > > > ------------------------------------------------------------------------------ > _______________________________________________ > Gambas-user mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/gambas-user ------- End of Original Message ------- ------------------------------------------------------------------------------ _______________________________________________ Gambas-user mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/gambas-user
