analog ins

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bradburydoom
 
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Joined: Wed Oct 10, 2012 8:13 pm

analog ins

Post by bradburydoom »

hello,

on the itstybitsy m0 page (https://www.adafruit.com/product/3727) the written description says 12 analog inputs but the bulleted list of features under the GPIO section says 11 analog inputs. which one is it? or am i misunderstanding something?

thanks

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mikeysklar
 
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Re: analog ins

Post by mikeysklar »

11 analog inputs + 1 analog output so a total of 12 analog pins.

https://learn.adafruit.com/introducing- ... m0/pinouts
The following pins have analog input capability: A0, A1, A2, A3, A4, A5, D0, D1, D3, D4 and D9

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adafruit_support_carter
 
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Re: analog ins

Post by adafruit_support_carter »

Maybe that was it? "analog" pins = ADC + DAC.

It is defined in the Arduino BSP:
https://github.com/adafruit/ArduinoCore ... nt.cpp#L65
But the pin is not actually routed out. You'd have to bodge on to the MCU pin to actually access it. That's not expected to ever really be done though.

We changed it to just say 11 on the product page. The way it was written was confusing and could've just been a typo.

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