Quoting "Alan B. Pearce" <A.B.Pearce@rl.ac.uk>:

>> This is old-hat.  I first saw this mentioned on Microchip's website
>> many years ago.  Its one of the first tricks mentioned shortly after
>> the 12c508 was released.
>
> OK, I hadn't heard about it. Certainly new to me.

Odd, since the 12C508 has an "always on" pullup when /MCLR is configured
as an input, so I don't see how you'd use it.

Best regards,
Spehro Pefhany
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