Fwd: Re: Subsurface-mobile downloadfrom divecomputer

[Willem Ferguson]

On 14/02/2016 22:27, Anton Lundin wrote:
> On 14 February, 2016 - Willem Ferguson wrote:
>
>> On 14/02/2016 06:13, Dirk Hohndel wrote:
>>> On Sat, Feb 13, 2016 at 08:55:27PM +0200, Willem Ferguson wrote:
>>>>   I need to filter the above dive computer names to those with FTDI
>>>> interfaces. In libdivecomputer the dc_descriptor_t contains a lot of
>>>> information, for instance the transport definition. In addition there is
>>>> dc_type that also has information. Which is the mechanism to detect
>>>> which compuyers have an FTDI interface?
>>> I don't think there's a way to tell from their descriptor. We may have to
>>> white-list the ones that we know works. Manually.
>> :-((((
>>
> There's not necessary any connection between usb-serial chip and
> divecomputer. One might use a ftdi usb-to-serial with a old serial cable
> connected to any serial dive computer.
>
> One manufacturer might have used ftdi chips in one generation of serial
> cables, and silabs in another.
>
>
> If there's a matching PID/VID available on the usb-bus we can use it.
>
Anton, thanks very much.

Is there a way in android to check for a PID? You can imagine that the 
initial step of devising communication will be immensely complex.
Kind regards,
willem