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ECE 3055 Quiz II, Wednesday, January 28 V The instruction, or $2,$3,$5 is executed on the MIPS single clock cycle datapath.
Assume the registers are all loaded with the register number prior to execution and all
data memory words are loaded with the memory address of the ﬁrst byte of the word. Fill
in the values of the following control signals and buses. MIPS Datapath bus values in hexadecimal Instruction Bus = O OE 5— l O Q. 5 Register ﬁle Read Data Bus 1 = OOOOOS 2g 2 3;
Register ﬁle Read Data Bus 2 = O 0 g Eli OO O 5 Write Register Bus I O 1 Write Data Bus = O O O O MIPS Control Signals in Binary
MemWrite = O ALUSrc = O
PCSrc : O
ALU Op (two-bits) *—“ l O ALU control (three hits) = O O r ...
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- Spring '08