Question: Specify the control word that must be applied to the processor of Fig. 8-2 to implement the following microoperations. a. R1R2 + R3 b. R4R4

Specify the control word that must be applied to the processor of Fig. 8-2 to implement the following microoperations.

a. R1←R2 + R3

b. R4←R4

c. R5←R5 - 1

d. R6←input

Fig. 8-2

R1 R2 R3 R4 R5 R6 R7 Load (7 lines) Clock 3x8 decoder SELD SELA OPR | | | | | MUX A bus Arithmetic logic unit (ALU) Output (a) Block diagram 3 3 3 SELA SELB SELD (b) Control word 5 OPR MUX 8 bus Input SELB

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