[BRLTTY] qemu/vmware/... virtual braille devices?
Nicolas Pitre
nico at cam.org
Thu Jan 10 21:28:50 EST 2008
On Fri, 11 Jan 2008, Samuel Thibault wrote:
> Hello,
>
> Dave Mielke, le Thu 10 Jan 2008 09:07:10 -0500, a écrit :
> > The best protocol would be Baum.
>
> So as to better match the FTDI values, could someone who has a Baum USB
> device send me the output of lsusb -v, run as root?
Here's the output for a Humanware Brailliant, but in practice this is
actually a Baum device.
It uses a FTDI serial adaptor so that's what you really have to emulate.
Here's the relevant lsusb output:
Bus 001 Device 009: ID 0403:fe72 Future Technology Devices International, Ltd
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 0 (Defined at Interface level)
bDeviceSubClass 0
bDeviceProtocol 0
bMaxPacketSize0 8
idVendor 0x0403 Future Technology Devices International, Ltd
idProduct 0xfe72
bcdDevice 4.00
iManufacturer 1 HumanWare
iProduct 2 Brailliant 40
iSerial 3 25000072
bNumConfigurations 1
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 32
bNumInterfaces 1
bConfigurationValue 1
iConfiguration 0
bmAttributes 0x80
MaxPower 100mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 255 Vendor Specific Subclass
bInterfaceProtocol 255 Vendor Specific Protocol
iInterface 2 Brailliant 40
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x02 EP 2 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 0
Nicolas
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