Re: example GATT code to talk with a sensortag

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Hi Don,

On Mon, Jan 11, 2016 at 3:14 PM, Don Zickus <dzickus@xxxxxxxxxx> wrote:
> On Sun, Jan 10, 2016 at 07:13:56PM -0300, Luiz Augusto von Dentz wrote:
>> Hi Don,
>>
>> On Fri, Jan 8, 2016 at 7:26 PM, Don Zickus <dzickus@xxxxxxxxxx> wrote:
>> > Hi,
>> >
>> > Sorry for the newbie question.  I stumbled upon a TI sensortag and was able
>> > to communicate with it using the gatttool.  Now I am trying to figure out
>> > how to build an app around that.  Googling has shown me lots of examples of
>> > folks using expect scripts (around the gatttool).
>> >
>> > I was hoping for something in C or python.  Is there an example
>> > program/script around that I can copy and expand to get me started?
>> >
>> > Thanks!
>> >
>> > Cheers,
>> > Don
>>
>> bluetoothctl has some generic support for GATT attributes, in addition
>> we have some examples in python under test/example-gatt-client and
>> test/example-gatt-server.
>
> Hi Luiz,
>
> Hmm, the example program complains about no such interface 'org.bluez.GattService1'.
>
> Originally I thought that was a generic bluez interface but now I am
> wondering if that was specific to the example program.
>
> Any tip on what the expected interface should be (so I know what to add)?
>
> (by the way, I am using bluez-5.36 if that helps)


You will need to pass -E to bluetoothd to enable the experimental
intefaces, btw there is a recent change to GATT server/peripheral so I
suggest you try with the current version on git.


-- 
Luiz Augusto von Dentz
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