Erlang Embedded GPIO Kit

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Geoff Cant

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Jan 14, 2014, 2:08:53 PM1/14/14
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Hi all, I was wondering if there was any more information available on the Raspberry PI GPIO expander kit (http://www.erlang-embedded.com/kit/) I received at Erlang-Factory SF last year. I just finished soldering it together, but I'm not sure about the placement of a couple of components, and some of the SMD capacitors that came with the kit don't match the values on the schematic (5.5uF instead of 10).

Is there a build guide?

Cheers,
-Geoff

Geoff Cant

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Jan 16, 2014, 2:51:21 AM1/16/14
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Well - maybe my build was fine after all. The I2C side of the board seems to work as expected - I eventually figured out how to get a bus pirate hooked up to the board correctly and could read the DIP switches and control the four LEDs. Next I guess I'll see if I can get the SPI thing to work.


Cheers,

-Geoff


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