Hi abbat81, Usually this indicates you are trying to open the wrong device . Perhaps this code snip will help. If you are connecting to an Ardunio with USB look in /dev/ to see if ttyACM0 is there. Remember the file names are case sensitive.
Regards Mike Label2.Text = " ttyACM0,57600,N,8,1" Sport = New SerialPort As "Sport" Sport.PortName = "/dev/ttyACM0" Sport.Speed = "57600" Sport.Parity = 0 Sport.DataBits = "8" Sport.StopBits = "1" Sport.FlowControl = 0 Try Sport.Open() Goto PortOpen SkipAcm: If Error Then Label2.Text = " ttyUSB0,57600,N,8,1" Sport = New SerialPort As "Sport" Sport.PortName = "/dev/ttyUSB0" Sport.Speed = "57600" Sport.Parity = 0 Sport.DataBits = "8" Sport.StopBits = "1" Sport.FlowControl = 0 End If Try Sport.Open() Goto PortOpen If Error Then Label2.Text = " ttyS0,57600,N,8,1" Try Sport.PortName = "/dev/ttyS0" Sport.Speed = "57600" Sport.Parity = 0 Sport.DataBits = "8" Sport.StopBits = "1" Sport.FlowControl = 0 Sport.Open() If Error Then Message(" Onboard Uart Comm 1 not found -- PROGRAM TERMINATING") Quit Endif Endif PortOpen: ________________________________ From: abbat81 <abbat...@mail.ru> To: gambas-user@lists.sourceforge.net Sent: Monday, 10 December 2012 7:09 PM Subject: [Gambas-user] Problem with Ubuntu 12.04 + SerialPort Example Hi, I have a problems with Ubuntu 12.04 but the same example is working good in Ubuntu 11.04. I get next: "Cannot open serial port (5) in FSerialPort:39." Can you help me? -- View this message in context: http://gambas.8142.n7.nabble.com/Problem-with-Ubuntu-12-04-SerialPort-Example-tp40318.html Sent from the gambas-user mailing list archive at Nabble.com. ------------------------------------------------------------------------------ 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 _______________________________________________ Gambas-user mailing list Gambas-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/gambas-user ------------------------------------------------------------------------------ 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 _______________________________________________ Gambas-user mailing list Gambas-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/gambas-user