Dave Mielke wrote on Wed, Sep 16, 2009 at 04:35:01PM -0400 > [quoted lines by Dominique Asselineau on 2009/09/16 at 22:09 +0200] > > >I try to run an Alva BC640 with BRLTTY 4.0 on Debian Lenny, and BRLTTY > >can't start it. It seems that the Alva braille display is seen as a > >USB stick. > > The Alva BC640 contains a USB stick. It actually contains two USB storage > devices. Don't worry about Linux detecting them. It's not seeing them instead > of the braille display, but, rather, it's seeing them because they're there. > > Earlier versions of the Alva BC640 firmware and the Linux kernel didn't get > along very well. The problem has been fixed, though, so a firmware upgrade of > your Alva may resolve the problem. Which version of the firmware do you > currently have?
Firmware 2.2.0 Sincere thanks. Dominique > > >Here is the part of the /var/log/kern.log concerning this connection: > > > >Sep 16 20:27:54 erode kernel: usb 5-7: new high speed USB device using > >ehci_hcd and address 22 > >Sep 16 20:27:54 erode kernel: usb 5-7: configuration #1 chosen from 1 choice > >Sep 16 20:27:54 erode kernel: hub 5-7:1.0: USB hub found > >Sep 16 20:27:54 erode kernel: hub 5-7:1.0: 3 ports detected > >Sep 16 20:27:54 erode kernel: usb 5-7.1: new full speed USB device using > >ehci_hcd and address 23 > >Sep 16 20:28:04 erode kernel: usb 5-7.1: unable to read config index 0 > >descriptor/start > >Sep 16 20:28:04 erode kernel: usb 5-7.1: chopping to 0 config(s) > >Sep 16 20:28:14 erode kernel: usb 5-7.1: string descriptor 0 read error: -110 > > Yes, that's exactly what the problem looks like when the older Alva firmware > is > being used. > > -- > Dave Mielke | 2213 Fox Crescent | The Bible is the very Word of God. > Phone: 1-613-726-0014 | Ottawa, Ontario | 2011 May 21 is the Day of > Judgement. > EMail: [email protected] | Canada K2A 1H7 | 2011 Oct 21 is the End of the > World. > http://FamilyRadio.com/ | http://Mielke.cc/bible/ > _______________________________________________ > This message was sent via the BRLTTY mailing list. > To post a message, send an e-mail to: [email protected] > For general information, go to: http://mielke.cc/mailman/listinfo/brltty -- +--------------------------------o--------------------------------------------+ | P-mail: | E-mail: | | TELECOM ParisTech - Dep. TSI | [email protected] | | Dominique Asselineau | Phone: (33/0) 1 45 81 78 91 | | 46, rue Barrault | Fax: (33/0) 1 45 81 37 94 | | 75634 PARIS Cedex 13 | | | France | | +--------------------------------o--------------------------------------------+ _______________________________________________ This message was sent via the BRLTTY mailing list. To post a message, send an e-mail to: [email protected] For general information, go to: http://mielke.cc/mailman/listinfo/brltty
