[kwlug-disc] Presentation Pointer

[David Critch]

On Fri, Mar 16, 2018 at 12:14 PM, Khalid Baheyeldin <kb at 2bits.com> wrote:

> I got a 2.4GHz Presentation Laser Pointer from eBay. It has a small USB
> dongle, and 4 keys.
>
> https://www.ebay.ca/itm/2-4GHz-Wireless-Presenter-USB-
> Remote-Control-Presentation-Mouse-Laser-Pointer-CA/112366784517
>
> The same pointer is sold under known brand names, such as Targus, ...etc.
>
> When I plug it in, it is recognized as a keyboard:
>
> [831101.349593] usb 2-1.2: new low-speed USB device number 62 using
> ehci-pci
> [831101.449908] usb 2-1.2: New USB device found, idVendor=2571,
> idProduct=4101
> [831101.449917] usb 2-1.2: New USB device strings: Mfr=1, Product=2,
> SerialNumber=0
> [831101.449921] usb 2-1.2: Product: HAS HS304
> [831101.449925] usb 2-1.2: Manufacturer: HAS
> [831101.457195] input: HAS   HAS HS304 as /devices/pci0000:00/0000:00:
> 1d.0/usb2/2-1/2-1.2/2-1.2:1.0/0003:2571:4101.0019/input/input57
> [831101.509901] hid-generic 0003:2571:4101.0019: input,hidraw2: USB HID
> v1.11 Keyboard [HAS   HAS HS304] on usb-0000:00:1d.0-1.2/input0
> [831101.514417] input: HAS   HAS HS304 as /devices/pci0000:00/0000:00:
> 1d.0/usb2/2-1/2-1.2/2-1.2:1.1/0003:2571:4101.001A/input/input58
> [831101.570063] hid-generic 0003:2571:4101.001A: input,hidraw3: USB HID
> v1.11 Mouse [HAS   HAS HS304] on usb-0000:00:1d.0-1.2/input1
>
>
> When I start LibreOffice and press the buttons, nothing happens.
>
> When I open a Terminal from XFCE, nothing happens.
>
> But when I press Ctrl-Alt-F2 and login to a native terminal, the escape
> codes do show up in that terminal.
>
> Here is a hex dump of the four buttons, separated by some dashes. All four
> buttons do send stuff. Three send escape codes, and one sends just a plain
> lower case b.
>
> 00000000  1b 5b 35 7e 2d 2d 2d 2d  2d 62 2d 2d 2d 2d 2d 1b
> |.[5~-----b-----.|
> 00000010  5b 36 7e 2d 2d 2d 2d 2d  1b 5b 33 31 7e 2d 2d 2d
> |[6~-----.[31~---|
> 00000020  2d 2d 0a                                          |--.|
>
> So, my question is, how to make such a 'keyboard' work from LibreOffice
> under XFCE?
>
>
You might be able to work something out with Xbindkeys? [0]

[0]: https://wiki.archlinux.org/index.php/Xbindkeys

Regards,
David.


> --
> Khalid M. Baheyeldin
> 2bits.com, Inc.
> Fast Reliable Drupal
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