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RISC vs CISC (was Re: AVR Mega AT89 what is the difference ?)

2004-07-28 by Jeremy Brandon

--- In AVR-Chat@yahoogroups.com, David VanHorn <dvanhorn@c...> wrote:
>> These days, what distinguishes RISC and CISC is not so much the
>> size of the instruction set but whether you can perform operations 
>> directly on memory. In the AVR, you have to load data from memory
>> to a register, operate on it and write it back, therefore it is
>> RISC. 
> Where did you get that idea?
> "RISC" and "CISC" are marketing distinctions.

There's a very good article here:

http://arstechnica.com/cpu/4q99/risc-cisc/rvc-1.html

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