Apple

2014-04-07 19:32 GMT+08:00 Matthias Ringwald <email@hidden>:

the HID key “codes" are defined in the HID Usage Tables e.g. http://www.usb.org/developers/devclass_docs/Hut1_12v2.pdf

On 07 Apr 2014, at 13:26, Aaron Xu <email@hidden> wrote:

> Hi Matthias,
>
> Thanks a lot!
> This is very smart, and I am bright ：）
>
> In addition, where is the key number which is keyboard's code.
> I saw some key number in a example code, for example 0x08 means "e", 0x0b means "h", 0x28 means "return".
> But I can't find "volume up" in that BLE keyboard example.
>
> Where can I get the HID key number for iOS?
>
> Regards,
> Aaron
>
>
> 2014-04-07 17:00 GMT+08:00 Matthias Ringwald <email@hidden>:
> Hi Aaron
>
> just a shot in the dark. iOS HID driver accepts volume up events and also supports HID over LE as far as I know. So, if you implement an LE HID Keyboard and send the volume up, you should be fine.
>
> best
> matthias
>
> On 07 Apr 2014, at 01:29, Aaron Xu <email@hidden> wrote:
>
> > Hi,
> >
> > Is there any function to control iPhone's volume + button through my BLE device?
> >
> > I want to develop a gadget, which control iPhone to take photo.
> > I think it will work if I open the Camera APP on iPhone and "press" the volume + button
> > by my BLE device.
> >
> > Any solution for this? Please let me know.
> >
> > BR,
> > Aaron
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