problem with a USB serial chip device

Nils Kassube kassube at
Sat Nov 17 17:28:10 UTC 2007

bill purvis wrote:
> I recently bought a small board with USB chip and cpu on it. This
> worked fine on my Windows machine with the supplied driver and
> terminal emulator, but wouldn't work on my Linux system (Mandrake
> 10.1). This was one of the main things prompting me to switch to
> Ubuntu. According to the supplier, when you plug it in it should appear
> as /dev/ttsyUSB0, which it did on Mandrake, but on Ubuntu the only
> 'new' devices are:
> /dev/usbdev2.3_ep00	,
> /dev/usbdev2.3_ep02	and
> /dev/usbdev2.3_ep81
> these disappear when I unplug the device. It should act like a
> simple serial terminal.
> lsusb produces:
> Bus 002 Device 003: ID 0403:6001 Future Technology Devices
> International, Ltd 8-bit FIFO
> amongst the other devices that I expect.
> This seems OK, but how can I get it to set up
> /dev/ttsyUSB0 for me?

Maybe this helps in your case too: 


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