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George Andguladze gandguladze at hotmail.comNo it doesn't. > From: ml at mail.tsaitgaist.info > To: baseband-devel at lists.osmocom.org > Subject: Re: Cannot open serial device /dev/ttyUSB0 > Date: Tue, 4 Jun 2013 11:29:13 -0700 > > Excerpts from George Andguladze's message of 2013-06-04 10:40:35 -0700: > > Cannot open serial device /dev/ttyUSB0 > > > > I am getting this error message when I try to connect to my C155 phone and upload hello_world.compalram.bin using this command: > > > > ./osmocon -p /dev/ttyUSB0 -m c155 ../../target/firmware/board/compal_e99/hello_world.compalram.bin > > > > Even though device ttyUSB0 exists in my /dev/ directory, and I have set modprobe cp210x, and chmod 777 /dev/ttyUSB0. > > instead of setting 777 permissions on this device, you can simply add yourself to the dialout group (it's the more proper way) > here the debian command (don't forget to log out and in again for this to take effect) > sudo adduser $USER dialout > > > crw-rw---- 1 root dialout 4, 71 2013-06-04 20:40 /dev/ttyS7 > > crw-rw---- 1 root dialout 4, 72 2013-06-04 20:40 /dev/ttyS8 > > crw-rw---- 1 root dialout 4, 73 2013-06-04 20:40 /dev/ttyS9 > > crwxrwxrwx 1 root dialout 188, 0 2013-06-04 21:07 /dev/ttyUSB0 > > > > > > What is it that I am doing wrong? > > does it work with root rights (using sudo)? > > kevin > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/baseband-devel/attachments/20130604/ed5c81e9/attachment.htm>