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Rainbow Electronics W90N745CDG User Manual

Page 333

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W90N745CD/W90N745CDG

Publication Release Date: September 22, 2006

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329

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Revision

A2

GPIO Port4 Data Output Register (GPIO_DATAOUT4)

REGISTER ADDRESS

R/W

DESCRIPTION RESET

VALUE

GPIO_DATAOUT4 0xFFF8_3048 R/W GPIO

port4 data output register

0x0000_0000

31

30

29

28

27

26

25

24

RESERVED

23

22

21

20

19

18

17

16

RESERVED

15

14

13

12

11

10

9

8

RESERVED DATAOUT4[10

]

RESERVED

7

6

5

4

3

2

1

0

RESERVED

BITS

DESCRIPTION

[31:11] RESERVED

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[10]

DATAOUT4

PORT4 data output value
Writing data to this register will reflect the data value on the
corresponding port4 pin when it is configured as general purpose
output pin. And writing data to reserved bits is not effective.

[9:0] RESERVED

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GPIO Port4 Data Input Register (GPIO_DATAIN4)

REGISTER ADDRESS

R/W

DESCRIPTION

RESET

VALUE

GPIO_DATAIN4 0xFFF8_304C

R/W

GPIO

port4 data input register

0xXXXX_XXXX

31

30

29

28

27

26

25

24

RESERVED

23

22

21

20

19

18

17

16

RESERVED

15

14

13

12

11

10

9

8

RESERVED DATAIN4[10]

RESERVED

7

6

5

4

3

2

1

0

RESERVED