piclist 2002\12\03\024842a >
Thread: What do I need?
www.piclist.com/techref/ubicom/devices.htm?key=sx
face picon face BY : Wouter van Ooijen email (remove spam text)



>    May be I'm missing something, but I can't understand
> are SX48 REALY much faster then 18FXXXX ?
>    18FXXXX have more efficient code, so they are not
> 4 times slower.

An SX at 75 MHz run 75 (pic-12) MIPS (but 3 cycles for a jump), an 18F
at 10 MHz * 4 runs 10 (pic-16) MIPS. Voor certain tasks (for instance
bit-banging asynch comms) pic-12 and pic-16 don't differ that much.

Wouter van Ooijen

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Van Ooijen Technische Informatica: http://www.voti.nl
consultancy, development, PICmicro products

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