Central Processing Unit (processor) Interprets instructions in the memor Program counter Point to instruction currently been executed Register file Small storage device A collection of word-size registers Each register has its unique name ALU Arithmetic/Logic Unit Computes new data and address values7 Central Processing Unit (processor) • Interprets instructions in the memory • Program counter – Point to instruction currently been executed • Register file – Small storage device – A collection of word-size registers – Each register has its unique name • ALU – Arithmetic/Logic Unit – Computes new data and address values