How does a CPU 'know' what commands and instructions actually mean?

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Music by Eric Matyas
https://www.soundimage.org
Track title: Magical Minnie Puzzles

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Chapters
00:00 Question
00:23 Accepted answer (Score 89)
02:57 Answer 2 (Score 37)
03:48 Answer 3 (Score 10)
05:37 Answer 4 (Score 5)
06:20 Thank you

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Full question
https://superuser.com/questions/307116/h...

Accepted answer links:
[assembly]: http://en.wikipedia.org/wiki/Assembly_la...
[microcode]: http://en.wikipedia.org/wiki/Microcode
[condition code register]: http://en.wikipedia.org/wiki/Status_regi...
[register]: http://en.wikipedia.org/wiki/Processor_r...
[ALU]: http://en.wikipedia.org/wiki/Arithmetic_...
[like this one for example]: http://cache.freescale.com/files/microco...
[ROM]: http://en.wikipedia.org/wiki/Read-only_m...
[logic gates]: http://en.wikipedia.org/wiki/Logic_gates

Answer 2 links:
[multiplexer]: http://en.wikipedia.org/wiki/Multiplexer
[adder]: http://en.wikipedia.org/wiki/Adder_%28el...
[counter]: http://en.wikipedia.org/wiki/Counter

Answer 3 links:
http://en.wikipedia.org/wiki/Assembler_l...

Answer 4 links:
[Bebop to the Boolean Boogie]: http://rads.stackoverflow.com/amzn/click...
[Digital Design and Computer Architecture]: http://rads.stackoverflow.com/amzn/click...
[Computer Organization and Design: The Hardware/Software Interface]: http://rads.stackoverflow.com/amzn/click...
[CS152: Computer Architecture and Engineering]: http://inst.eecs.berkeley.edu/~cs152/sp1.../

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Tags
#cpu #computerarchitecture #cpuarchitecture

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