[Voyage-linux] FTDI USB Serial Device converter disconnected

[Rainer Stratmann]

You can close ttyUSB0 and open ttyUSB1 if you detect a disconnect.
You can detect on which usb port a FTDI Chip is connected.

/sys/bus/usb/drivers/x-x:x.x/ttyUSBx

x is various.

Am Monday 05 September 2011 16:06:00 schrieb themrorange at gmail.com:
> Hi,
>
> I'm using Alix 2D3 and Voyage 0.7.5, and I'm facing a nasty problem with
> the USB. I have a device connected by USB and I have to read information
> from that device continuously for few months. For some reason, after a
> while, the USB disconnects!!! Happened many times already and always after
> a random period of time (few hours or few days).
>
> Has anybody of you had similar problem?
>
> As you can see below, from my dmesg output, the USB went off after more
> than 2 days of activity!
>
> [   62.583495] device tun0 entered promiscuous mode
> [181469.402683] hub 1-0:1.0: port 1 disabled by hub (EMI?), re-enabling...
> [181469.403667] usb 1-1: USB disconnect, address 2
> [181469.406021] ftdi_sio ttyUSB0: FTDI USB Serial Device converter now
> disconnected from ttyUSB0
> [181469.406654] ftdi_sio 1-1:1.0: device disconnected
> [181469.627963] usb 1-1: new full speed USB device using ohci_hcd and
> address 3 [181469.777676] usb 1-1: configuration #1 chosen from 1 choice
> [181469.783296] ftdi_sio 1-1:1.0: FTDI USB Serial Device converter detected
> [181469.784171] usb 1-1: Detected FT232BM
> [181469.785634] usb 1-1: FTDI USB Serial Device converter now attached to
> ttyUSB1
>
> I google it a bit but I have not found solution yet
>
> Any comment is more than welcome
>
> Many thanks
> Davide
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