Chapter 3 Port Functions

P01

 

 

Reset

 

 

 

 

 

R

 

 

Pull-up resistor control

 

D Q

 

 

Write

 

L

 

Read

 

 

 

 

Reset

 

 

 

 

 

R

 

 

I/O direction control

 

D Q

 

 

Write

 

 

L

 

 

Read

 

 

 

 

bus

Reset

 

 

Data

 

 

 

R

 

 

Port output data

 

 

 

 

D Q

 

 

Write

 

L

 

Read

Schmitt trigger input

Port input data

Read

Special function input data

 

 

P01

 

Pull-up

Control bit

P0PLU1

 

resistor

Register

P0PLU

 

control

(address)

(X'03F40')

 

I/O direction

Control bit

P0DIR1

 

Register

P0DIR

 

control

 

(address)

(X'03F30')

 

 

 

 

Control bit

P0OUT1

 

Port output

Register

P0OUT

 

 

(address)

(X'03F10')

 

 

Control bit

P0IN1

 

Port input

Register

P0IN

 

 

(address)

(X'03F20')

 

Special function input

Special function

SBI0/RXD

 

 

 

 

 

Figure 3-3-2 Configuration and Functions of P01

48 I/O Port Configuration and Functions

Page 62
Image 62
Panasonic MN101C00 user manual P01 Pull-up Control bit, Resistor Register, Control Address, Direction Control bit