Failure with cu -l befor Flashing

Nick Guenther kousue at
Tue Jan 15 01:46:34 CET 2008

On Jan 14, 2008 7:08 PM, Lex Reiger <lexir at> wrote:
> Hi Guy´s,
> i have problems with flashing my Neo.
> It´s in u-boot menu.
> Im Plug USB on.
> on my PC (Debian Etch) im typing:
> cu -l /dev/ttyACM0
> cu: open (/dev/ttyACM0) : Permission Denied
> cu: /dev/ttyACM0: Line in use
> I am Root
> cu and uucp is installed!

First of all, to flash you use dfu-util, not cu.
Second, you probably have to chown uucp.uucp /dev/ttyACM0. cu is kind of prissy.


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