a) How large must the mode field be? b) How large must the register field be? c) How large must the address field be? d) How large is the opcode field?

Systems Architecture
7th Edition
ISBN:9781305080195
Author:Stephen D. Burd
Publisher:Stephen D. Burd
Chapter11: Operating Systems
Section: Chapter Questions
Problem 29VE
icon
Related questions
Topic Video
Question

The memory unit of a computer has 1M words of 32 bits each. The computer has an

instruction format with 4 fields: an opcode field; a mode field to specify 1 of 6 addressing

modes; a register address field to specify one of 28 registers; and a memory address field.

Assume an instruction is 32 bits long. Answer the following:

a) How large must the mode field be?

 

b) How large must the register field be?

 

c) How large must the address field be?

 

d) How large is the opcode field?

 

Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer
Knowledge Booster
Instruction Format
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Systems Architecture
Systems Architecture
Computer Science
ISBN:
9781305080195
Author:
Stephen D. Burd
Publisher:
Cengage Learning