Rainbow Electronics W90N745CDG User Manual
Page 333
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
-
[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