Question: If a memory has 3 0 - bit address line and 2 - byte word. If the address bits are grouped for direct mapping with

If a memory has

30 -

bit address line and

2 -

byte word.

If the address bits are grouped for direct mapping with caches as follow:

How many blocks does the RAM contain?

What is the number of lines in the related cache?

What is the size of the cache?

What is the size of one block of memory?

What is the last address in the memory?

When it is read from RAM to cache what other words come with the word who's

address is OOFFOODC

What is the width of the data bus?

What is the size of memory?

Choose...

What is the width of the address bus?

Choose...

7

2134, 7

2135, 7

2136, 7

2137

64

256

2

3

FFFFFFF H

4

27

bit

7

FFFFFF H

OFF

21

0,

OFF

21

1,

OFF

21

2,

OFF

21

3,

OFF

21

4,

OFF

21

5,

OFF

21

6,

OFF

21

7

32

32

Byte

128

512

16

bit

8

32

1

32

bit

30

bit

8

Byte

16

Byte

00 F F 00 D 8, 00 F F 00 D 9, 00 F F 00 D A, 00 F F 00 D B, 00 F F 00 D C, 00 F F 00 D D, 00 F F 00 D E, 00 F F 00 D F

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