Product Specs

Table Of Contents
20 GPIO General purpose input/output
Page
116
Bit number
31 30
29
28
27
26
25
24
23 22 21 20 19 18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Id
f e
d
c
b
a
Z
Y
X W V U T S
R
Q
P
O
N
M
L
K
J
I
H
G
F
E
D
C
B
A
Reset 0x00000000
0 0
0
0
0
0
0
0
0 0 0 0 0 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Id
RW Field
Value Id
Value
Description
High
1
Pin driver is high
U
RW
PIN20
Low
0
Pin 20
Pin driver is low
High
1
Pin driver is high
V
RW
PIN21
Low
0
Pin 21
Pin driver is low
High
1
Pin driver is high
W
RW
PIN22
Low
High
0
1
Pin 22
Pin driver is low
Pin driver is high
X
RW
PIN23
Low
High
0
1
Pin 23
Pin driver is low
Pin driver is high
Y
RW
PIN24
Low
High
0
1
Pin 24
Pin driver is low
Pin driver is high
Z
RW
PIN25
Low
High
0
1
Pin 25
Pin driver is low
Pin driver is high
a
RW
PIN26
Low
High
0
1
Pin 26
Pin driver is low
Pin driver is high
b
RW
PIN27
Low
High
0
1
Pin 27
Pin driver is low
Pin driver is high
c
RW
PIN28
Low
High
0
1
Pin 28
Pin driver is low
Pin driver is high
d
RW
PIN29
Low
High
0
1
Pin 29
Pin driver is low
Pin driver is high
e
RW
PIN30
Low
High
0
1
Pin 30
Pin driver is low
Pin driver is high
f
RW
PIN31
Low
0
Pin 31
Pin driver is low
High
1
Pin driver is high
20.3.2 OUTSET
Address offset: 0x508
Set individual bits in GPIO port
Read: reads value of OUT register.
Bit number
31 30
29
28
27
26
25
24
23 22 21 20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Id
f e
d
c
b
a
Z
Y
X W V U
T
S
R
Q
P
O
N
M
L
K
J
I
H
G
F
E
D
C
B
A
Reset 0x00000000
0 0
0
0
0
0
0
0
0 0 0 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Id
RW Field
Value Id
Value
Description
A RW PIN0
Low
0
Pin 0
Read: pin driver is low
High
1
Read: pin driver is high
Set
1
Write: writing a '1' sets the pin high; writing a '0' has no effect
B RW PIN1
Low
0
Pin 1
Read: pin driver is low