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Fitlet and GPIO access

Posted: Sat Sep 19, 2015 4:27 am
by RoySalisbury
I'm looking for a low power Windows PC with GPIO access. It appears that the Fitlet has this, but information is very sparse.

Which versions of the Fitlet have this functionality? I, X, H ??

How is it accessed? Are there DLL's that I can link with (C#, C++) to access the hardware? Where is the documentation on this?

Where is the power provided from (3.3v or 5v)? Is this provided by the Fitlet via the adapter cable, or does it need to be external. Getting it from one of the USB ports and regulating it to 3.3v should not be to hard.

Do the GPIO pins provide any interrupt access.

Lots of other questions, but hopefully someone can provide me some links so i can go read some documents first.

Roy

Re: Fitlet and GPIO access

Posted: Sat Sep 19, 2015 11:27 am
by irads
GPIOs are accessible in fitlet-B/i/X models. They are not available in fitlet-H.
GPIO is not designed to power the connected device.
We are still working on SW support and documentation.

Re: Fitlet and GPIO access

Posted: Sat Sep 19, 2015 2:22 pm
by RoySalisbury
ok. as I stated, getting power from one of the USB ports it easy enough (its already 5v). Any idea when the SW or documentation will be available? Anything I can preview to see if its going to meet my needs? Or is it better to just go the Raspberry Pi route with Windows 10 IoT?

Roy

Re: Fitlet and GPIO access

Posted: Mon Sep 21, 2015 12:50 pm
by mbirger
We expected to release fitlet GPIO SW kit in 2 weeks.

Re: Fitlet and GPIO access

Posted: Thu Sep 24, 2015 7:22 am
by ReneFunga
Is this provided by the Fitlet via the adapter cable, or does it need to be external.
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Re: Fitlet and GPIO access

Posted: Wed Sep 30, 2015 1:49 pm
by mbirger
Yes, it is externally accessible via fitlet adapter cable.

Re: Fitlet and GPIO access

Posted: Fri Oct 30, 2015 10:56 am
by DaveLangstaff
Is there available a library to use the GPIO on the Fitlet from Python ?

Re: Fitlet and GPIO access

Posted: Mon Nov 02, 2015 4:38 pm
by mbirger
We're not Python experts, but as our SW guys understand it can use the Windows DLL:
http://stackoverflow.com/questions/5253 ... import-dll
http://stackoverflow.com/questions/2524 ... rom-python

Re: Fitlet and GPIO access

Posted: Mon Nov 09, 2015 10:55 am
by DaveLangstaff
Thanks for the reply.

Is there anything similar for using the GPIO under Linux/Mint ?

Re: Fitlet and GPIO access

Posted: Tue Nov 10, 2015 1:44 pm
by mbirger