The pin of the capacitor that is farther away from both the CPU and the power jack is NOT +5V!
and 62 and 64 are not connected.

Now what?

>-----Original Message-----
>From: Dave Hylands []
>Sent: Friday, November 3, 2006 12:52 AM
>To: 'General mailing list for gumstix users.'
>Subject: Re: [Gumstix-users] Fwd: ADC pins on Robostix
>Hi Cody,
>On 11/2/06, <> wrote:
>> I downloaded the mentioned versions for consistency.
>> When I do "i2c-io 0x0b get f.7" with my "loop" plugged in, I get 0 (as
>> expected.) And when I unplug it- I get 1 (as expected.)
>So that means that the ADC pin is connected up fine.
>> Didnt get anything between 62 and 64...
>OK - that's the problem then. AREF is supposed to be connected to AVCC.
>Next thing to do is figure out which pin isn't connected. With the
>robostix on its own, power it up and see what you measure on each of
>these pins. They should both be at +5. The one that isn't is obviously
>not soldered down properly.
>There's a capacitor near those pins as well. The side furthest way
>from the processor should also be at +5, as should the center row of
>pins on the ADC connector.
>Dave Hylands
>Vancouver, BC, Canada
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