Design an expanding opcode to allow all the following to be encoded in a 32-bit instruction: 15 instructions with two 12-bit addresses and one 4-bit register number 650 instructions with one 12-bit address and one 4-bit register number 80 instructions with no addresses or registers

Principles of Information Systems (MindTap Course List)
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ISBN:9781285867168
Author:Ralph Stair, George Reynolds
Publisher:Ralph Stair, George Reynolds
Chapter3: Hardware: Input, Processing, Output, And Storage Devices
Section: Chapter Questions
Problem 3SAT: The time it takes to perform the fetch instruction and decode instruction steps is called the...
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Design an expanding opcode to allow all the following to be encoded in a 32-bit instruction:
15 instructions with two 12-bit addresses and one 4-bit register number
650 instructions with one 12-bit address and one 4-bit register number
80 instructions with no addresses or registers

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