[ltp] USB hotplugging does not work with microcontrollers

[Arno Trautmann]

Sorry, nevermind, the latest updated fixed it appareantly …

On 11/23/2014 10:53 AM, Arno Trautmann wrote:
> Hi all,
>
> I guess it's a rather simple problem but I was not able to find any help
> regarding this specificly:
>
> I have a micocontroller (Arduino Uno and Pro Mini) that communicates via
> USB with my X61s, Arch Linux. If the connection is made while booting,
> everything is fine. But unplugging and replugging the device, it's not
> listed in /dev anymore. On unplugging, dmesg gives:
>
> [  761.318271] usbcore: registered new interface driver usb-storage
> [ 1045.093414] usb 5-1: USB disconnect, device number 2
> [ 1045.093655] cp210x ttyUSB0: cp210x converter now disconnected from
> ttyUSB0
> [ 1045.093675] cp210x 5-1:1.0: device disconnected
>
> On replugging, dmesg doesn't report anything.
> With a webcam, hotplugging does work. So I'm not sure where exactly to
> look for a solution.
> Any hint about how to solve this would be highly apperciated!
>
> Best,
> Arno