Product Specs

Table Of Contents
20 GPIO General purpose input/output
Page
118
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
Low
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
Q
RW
PIN16
Low
0
Pin 16
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
R
RW
PIN17
Pin 17
Low
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
S
RW
PIN18
Pin 18
Low
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
T
RW
PIN19
Pin 19
Low
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
U
RW
PIN20
Pin 20
Low
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
V
RW
PIN21
Pin 21
Low
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
W
RW
PIN22
Pin 22
Low
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
X
RW
PIN23
Pin 23
Low
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
Y
RW
PIN24
Pin 24
Low
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
Z
RW
PIN25
Pin 25
Low
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
a
RW
PIN26
Pin 26
Low
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
PIN27
Pin 27
Low
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
c
RW
PIN28
Pin 28
Low
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