[sdiy] PIC 16F84 ... 16F684 -or- 16F628

[Bruce Duncan]

The PIC16F84A from Microchip is still in full production and should 
be exactly the same thing.

Bruce


>Hi All,
>
>Hoping for a quick answer here. There are a few utility projects I
>want to whip up that use the 16F84, now obsolete. I don't want to
>rewrite any code and in some cases cannot anyway because source is not
>available.
>
>This site: http://finitesite.com/d3jsys/16F628.html
>
>Suggests that the 16F628 is an almost always direct replacement for
>the 16F84. Whereas Tom at electric druid uses the 16F686 for his
>VCADSR: http://www.electricdruid.net/index.php?page=projects.lfo9. I
>though Tom originally used the 16F84 and I think I programmed such a
>part with the ADSR code some time back. So, is the 16F684 a direct
>replacement for the 16F84?
>
>I only want to order one of these two parts as the 25 count is much
>cheaper than the 1 count from mouser. Compatibility is the most
>important attribute to me since I'm not really writing new code as
>much as I'm using the code of others.
>
>Thanks in advance.
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