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Chapter 3 Port Functions
54
I/O Port Configuration and Functions
■P60 to P67,P80 to P87
Figure 3-3-8 Configuration and Functions of P60 to P67
Figure 3-3-9 Configuration and Functions of P80 to P87
R
D
L
Q
Reset
Write
Read
Read
R
D
L
Q
Reset
Write
Read
R
D
L
Q
Reset
Write
Read
Pull-up resistor control
I/O direction control
Port output data
Port input data
Data bus
Schmidt trigger input
P6PLU0 P6PLU1 P6PLU2 P6PLU3 P6PLU4
P6OUT0 P6OUT1 P6OUT2 P6OUT3 P6OUT4
P6DIR0 P6DIR1 P6DIR2 P6DIR3 P6DIR4
P6IN0 P6IN1 P6IN2 P6IN3 P6IN4
P60 P61 P62 P63 P64
Pull-up
resistor
control
I/O
direction
control
Port input
Port output
Control bit
Register
(address)
Control bit
Register
(address)
Control bit
Register
(address)
Control bit
Register
(address)
P6PLU5 P6PLU6 P6PLU7
P6PLU
(x'03F46')
P6DIR
(x'03F36')
P6OUT
(x'03F16')
P6IN
(x'03F26')
P6OUT5 P6OUT6 P6OUT7
P6DIR5 P6DIR6 P6DIR7
P6IN5 P6IN6 P6IN7
P65 P66 P67
P8PLU0 P8PLU1 P8PLU2 P8PLU3 P8PLU4
P8OUT0 P8OUT1 P8OUT2 P8OUT3 P8OUT4
P8DIR0 P8DIR1 P8DIR2 P8DIR3 P8DIR4
P8IN0 P8IN1 P8IN2 P8IN3 P8IN4
P80 P81 P82 P83 P84
Pull-up
resistor
control
I/O
direction
control
Port input
Port output
Control bit
Register
(address)
Control bit
Register
(address)
Control bit
Register
(address)
Control bit
Register
(address)
P8PLU5 P8PLU6 P8PLU7
P8PLU
(x'03F48')
P8DIR
(x'03F38')
P8OUT
(x'03F18')
P8IN
(x'03F28')
P8OUT5 P8OUT6 P8OUT7
P8DIR5 P8DIR6 P8DIR7
P8IN5 P8IN6 P8IN7
P85 P86 P87