Re: [Bluez-users] Epox Barton keyboard: HID create error 53

[Marcel Holtmann <marcel@holtmann.org>]

Hi Matthias,

> I am trying to connect a Epox Barton Keyboard to a Thinkpad R50 with 
> internal bluetooth, Kernel 2.6.6-mh3 and debian bluez-utils 2.7-2.
> 
> But I get:
>  > hidd --connect 00:04:61:XX:XX:XX
> HID create error 53 (Invalid request descriptor)
> 
> syslog says:
> Jun 14 19:24:11 tyron hidd: New HID device 00:04:61:XX:XX:XX (Epox 
> HIDEngine Keyboard)
> 
> Tried with and without encryption, both failed. Any ideas?

this is not an encryption problem. The HID parser can't interpret the
HID report descriptor. I've seen the same problem with the new HID
version of the presenter and actually I don't know why this happens. Do
the mouse works?

>  > hciconfig -a
> hci0:	Type: USB
> 	BD Address: 00:20:E0:XX:XX:XX ACL MTU: 192:8  SCO MTU: 64:8
> 	UP RUNNING PSCAN
> 	RX bytes:2756580 acl:10594 sco:0 events:3821 errors:0
> 	TX bytes:443471 acl:4191 sco:0 commands:110 errors:0
> 	Features: 0xff 0xff 0x0f 0x00 0x00 0x00 0x00 0x00
> 	Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3
> 	Link policy: RSWITCH HOLD SNIFF PARK
> 	Link mode: SLAVE ACCEPT
> 	Name: 'BlueTyron'
> 	Class: 0x000100
> 	Service Classes: Unspecified
> 	Device Class: Computer, Uncategorized
> 	HCI Ver: 1.1 (0x1) HCI Rev: 0x222 LMP Ver: 1.1 (0x1) LMP Subver: 0x222
> 	Manufacturer: Cambridge Silicon Radio (10)

What kind of dongle is this?

>  > hcitool info 00:04:61:XX:XX:XX
> Requesting information ...
> 	BD Address:  00:04:61:XX:XX:XX
> 	Device Name: Bluetooth-Keyboard 817324
> 	LMP Version: 1.1 (0x1) LMP Subversion: 0x356
> 	Manufacturer: Cambridge Silicon Radio (10)
> 	Features: 0xff 0xff 0x0b 0x00 0x00 0x00 0x00 0x00
> 		<3-slot packets> <5-slot packets> <encryption> <slot offset>
> 		<timing accuracy> <role switch> <hold mode> <sniff mode>
> 		<park state> <RSSI> <channel quality> <SCO link> <HV2 packets>
> 		<HV3 packets> <u-law log> <A-law log> <CVSD> <paging scheme>
> 		<transparent SCO>

Mine is much older, when do you bought it?

Regards

Marcel




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