For development purposes I'd start with the 16F877... then if it turned out
you didn't need that many I/O pins or that much memory, you could always
step down a notch... but the code should be fully compatible.

John Hansen


At 10:26 AM 8/14/01 +1000, you wrote:
>PICers,
>I've been kicking around a design involving an RF 1/2duplex link, a
>keypad interface bmo a 74C922 decoder, lcd(3 wire connection , 4 bit
>mode) & maybe relay closure. The pin connections work out OK for a
>16C57 but the programming would be alot easier with interrupts.
>
>I've only programmed '57s & f84s so far and the ol' f84 would be
>struggling - you'd have to do heroic things i/t/o multiple functions
>on single pins.
>
>So what would folks recommend as the next chip I should try out? I
>figure I'll need PORTA (x4), PORTB(x8) & PORTC (x8) + interrupts. It
>shpould be programmable on the PICSTART+ and MPLAB. Heh .. and readily
>available for reasonable $$$$!
>
>Thanx for advice - 'bout time i moved up in the PIC series I figure.
>
>Ian
>
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