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ML51/ML54/ML56
Sep. 01, 2020
Page
113
of 719
Rev 2.00
ML
51
/ML
54
/ML
5
6 S
E
RI
E
S
TECHNI
CA
L
RE
F
E
R
E
NC
E
M
A
NU
A
L
ML51/M
L54
/M
L56
Series
Tec
hnical Reference
Manual
Pn
– Port
Register
SFR Address
Reset Value
P0
80H, All pages, Bit-addressable
1111_1111 b
P1
90H, All pages, Bit-addressable
1111_1111 b
P2
A0H, All pages, Bit-addressable
1111_1111 b
P3
B0H, All pages, Bit-addressable
1111_1111 b
P4
D8H, All pages, Bit-addressable
1111_1111 b
P5
B1H, Page 0
1111_1111 b
P6
A7H, Page 2
1111_1111 b
7
6
5
4
3
2
1
0
Pn.7
Pn.6
Pn.5
Pn.4
Pn.3
Pn.2
Pn.1
Pn.0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Bit
Name
Description
[7:0]
Pn[7:0]
Port n
Port n is an maximum 8-bit general purpose I/O port.