Panasonic F77G User Manual page 181

4-7-2 Registers
7 6
P7OUT P7OUT7 P7OUT6 P7OUT5 P7OUT4 P7OUT3 P7OUT2 P7OUT1 P7OUT0
Port 7 output register (P7OUT : x'03F17', R/W)
7 6
P7IN P7IN7 P7IN6
Port 7 input register (P7IN : x'03F27', R)
7 6
P7DIR P7DIR7 P7DIR6
Port 7 direction control register (P7DIR : x'03F37', R/W)
7 6
P7PLUD P7PLUD7 P7PLUD6 P7PLUD5 P7PLUD4 P7PLUD3 P7PLUD2 P7PLUD1 P7PLUD0
Port 7 pull-up / pull-down resistor control register (P7PLUD : x'03F47', R/W)
5 4 3 2
5 4 3 2
P7IN5 P7IN4 P7IN3 P7IN2
5 4 3 2
P7DIR5 P7DIR4 P7DIR3 P7DIR2 P7DIR1 P7DIR0
5 4 3 2
Figure 4-7-1 Port 7 Registers (1/2)
1 0
( At reset : 0 0 0 0 0 0 0 0 )
P7OUT
0
1
1 0
P7IN1 P7IN0
( At reset : X X X X X X X X )
P7IN
0
1
1 0
( At reset : 0 0 0 0 0 0 0 0 )
P7DIR
0
1
1 0
( At reset : 0 0 0 0 0 0 0 0 )
P7PLUD
0
1
Chapter 4 I/O Ports
Output data
Low (V level)
SS
High (V level)
DD
Input data
Pin is Low (V level).
SS
Pin is High (V level).
DD
I/O mode selection
Input mode
Output mode
Pull-up (or Pull-down)
resistor selection
No pull-up (or pull-down) resistor
Pull-up (or Pull-down) resistor
IV - 31
Port 7