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[SOLVED] no /dev/ttyUSB0, can't connect gnublin
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LoTeK
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PostPosted: Wed Dec 26, 2012 8:02 pm    Post subject: [SOLVED] no /dev/ttyUSB0, can't connect gnublin Reply with quote

hi,
I've enabled:
Code:
USB FTDI single port serial driver
USB Modem (CDC ACM) support

as modules and after connecting my gnublin (something like a successor of arduino) /dev/ttyUSB0 is still not there. I've tried to connect it to a linux mint debian machine and /dev/ttyUSB0 was immediately created... any suggestions?


Last edited by LoTeK on Wed Dec 26, 2012 8:38 pm; edited 1 time in total
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NeddySeagoon
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PostPosted: Wed Dec 26, 2012 8:09 pm    Post subject: Reply with quote

LoTeK,

Plug in your USB to serial converter and post what lsusb shows
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VoidMage
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PostPosted: Wed Dec 26, 2012 8:10 pm    Post subject: Reply with quote

Well, perhaps it has a different name.
Try running 'udevadm monitor' before connecting and check the output upon connecting.
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LoTeK
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PostPosted: Wed Dec 26, 2012 8:20 pm    Post subject: Reply with quote

here is the output of lsusb after connecting (the gnublin-LED shines):
http://bpaste.net/show/66610

udevadm monitor shows after I reconnect:
Code:

KERNEL [some numbers] add    /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2:1.0 (usb)
KERNEL [some numbers] add    /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/ (usb)
UDEV [some numbers] add     /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/1-1.2:1.0 (usb)
UDEV [some numbers ] add     /devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.2/ (usb)
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NeddySeagoon
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PostPosted: Wed Dec 26, 2012 8:26 pm    Post subject: Reply with quote

LoTeK,

Its on of these.
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NeddySeagoon

Computer users fall into two groups:-
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LoTeK
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PostPosted: Wed Dec 26, 2012 8:38 pm    Post subject: Reply with quote

yes, it works!!! thanks very much...!!
I've compiled
Code:
Device-Drivers --> USB-support --> USB Serial Converter support --> USB CP210x
as a module...
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VoidMage
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PostPosted: Wed Dec 26, 2012 8:43 pm    Post subject: Reply with quote

Not that I really have a clue, but do you have sys-apps/usb_modeswitch installed ?
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LoTeK
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PostPosted: Wed Dec 26, 2012 8:49 pm    Post subject: Reply with quote

No, I haven't... why?
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NeddySeagoon
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PostPosted: Wed Dec 26, 2012 9:01 pm    Post subject: Reply with quote

LoTeK,

Google suggests that you have a dual function device, so you may need usb_modeswitch to get at the other function.
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NeddySeagoon

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diablo465
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PostPosted: Tue Sep 13, 2016 1:27 pm    Post subject: Reply with quote

NeddySeagoon wrote:
LoTeK,

Its on of these.


Thanks so much, working like a charm!!
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