Figure7.15 back-to-back read, Back-to-back read, Figure 7.15 back-to-back read – LSI 53C810A User Manual

Page 201

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background image

PCI Interface Timing Diagrams

7-19

Figure 7.15 Back-to-Back Read

CLK

(Driven by System)

FRAME/

(Driven by LSI53C810A)

AD/

(Driven by LSI53C810A-

C_BE/

(Driven by LSI53C810A)

PAR

(Driven by LSI53C810A-

IRDY/

(Driven by LSI53C810A)

TRDY/

(Driven by Target)

STOP/

(Driven by Target)

DEVSEL/

(Driven by Target)

Addr; Target-Data

)

Addr; Target-Data)

GNT/

(Driven by Arbiter)

REQ/

(Driven by LSI53C810A)

GPIO1_MASTER/

(Driven by LSI53C810A)

GPIO0_FETCH/

(Driven by LSI53C810A

)

In

CMD

t

9

Data In

In

Out

t

6

t

5

t

3

t

4

t

3

t

3

t

3

t

3

t

1

t

2

t

2

t

1

t

2

t

1

t

2

t

10

t

1

Data In

Out

BE

CMD

BE

Addr
Out

Addr
Out

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