----- Original Message ----- 
From: "Olin Lathrop" <olin_piclist@embedinc.com>
To: "Microcontroller discussion list - Public." <piclist@mit.edu>
Sent: Sunday, May 30, 2010 11:19 PM
Subject: Re: [PIC]In C, how do you set a pin to high voltage?


> Oli Glaser wrote:
>> I just had a look at the 16F684 datasheet, and I can't see any mention
>> of RA4 being open drain ( I may be wrong/blind though ) I think RA3 is
>> the only problem pin, being input only.
>
> RA4 is not open drain on the 16F684.  However, it is on many PICs, so it 
> was
> a reasonable thing to suggest looking at.

Of course it was a reasonable thing to look at, which is why I looked :-) I 
wasn't suggesting otherwise, I was just relaying the info I found in the 
datasheet to help clarify matters. 


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