Mike Harrison wrote:

> >Why should a 40 pin device have a UART but not an 8 pin?
> The die wouldn't fit in the package!. I'm told this was the reason for
> tyhe 12C508's biggest flaw - its lack of a brownout detector.
> >How is pin count related to the features available?
> It isn't directly, but if you look at a range of applications, you
> tend to find that most  complex apps need more peripherals AND more
> pins - remember Microchip determines what to make by what people want
> to buy. The fact that MCT make so many different PICs illustrates that
> it must be economic to do different die for even slightly different
> feature sets
> >5. A few more MHz on the clock.
> That's always been the case with every CPU, and will probably never
> change!

A small programmable logic section would be very nice.
With a few independent gates you could do very powerfull stuff,
and you won't have to use program space, valuable interrupt
resources, or external pins.

I think it is daydreaming though. Just look how far we are with
those flash parts...

--
Friendly Regards

Tjaart van der Walt
mailto:tjaart@wasp.co.za

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