[理工] [計概] Bus

[koehie (開喜烏龍茶)]

An imaginary computer has 1024 words in memory, four data registers(R0, R1,

R2, R3) and 16 different instructions(like add, subtract ...).

a. What is the minimum size of an instruction in bits if a typical instruction

   uses the following format: add 500 R2.


b. If the computer uses the same size of word for data and instructions, what

   is the size of each data register ?


c. What is the minimum size of the address bus ?


d. What is the minimum size of the data bus ?

(98交大資訊管理-計算機概論 #4)

請問這一題要如何解呀 ? 謝謝。

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◆ From: 118.233.169.131
推 hare0204:a)4+10+2=16
→ hare0204:b)16
→ hare0204:c)10
→ hare0204:d)1word
→ hare0204:What's the size of the instruction rigister? 16bits
→ hare0204:What's the size of the program counter? 10bits
→ hare0204:What's the min size of the control bus? 4bits