Chapter 3 Port Functions
53
P70 to P71
Figure 3-3-7 Configuration and Functions of P70
Read
R
D
L
Q
Reset
Write Read
R
D
L
Q
Reset
Write Read
R
D
L
Q
Reset
Write Read
Read
R
D
L
Q
Reset
Write
Pull-up/pull-down resistor control
Pull-up/pull-down resistor selection
I/O direction control
Port output data
Port input data
Data bus
I/O Port Configuration and Functions
P7PLUD0
P7PLUD
(X'03F47')
FLOAT1
(X'03F4B')
P7DIR
(X'03F37')
P7IN
(X'03F27')
P7DIR0
P7RDWN
P7IN0
P7OUT
(X'03F17')
P7OUT0
P70
Pull-up/
pull-down
resistor control
Pull-up/
pull-down
resistor control
I/O direction
control
Port input
Control bit
Register
(address)
Control bit
Register
(address)
Control bit
Register
(address)
Control bit
Register
(address)
Port output
Control bit
Register
(address)
P71
P7PLUD1P7DIR1P7IN1P7OUT1