Design an expanding opcode to allow the following to be encoded in a 32-bit instruction.   15 instructions with 12-bit addresses and 4-bit register numbers. 80 instructions with no address or registers.

Principles of Information Systems (MindTap Course List)
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Chapter3: Hardware: Input, Processing, Output, And Storage Devices
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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 the following to be encoded in a 32-bit instruction.

 

  1. 15 instructions with 12-bit addresses and 4-bit register numbers.
  2. 80 instructions with no address or registers. 
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