Panasonic MN101C77C User Manual

IV - 5

Chapter 4    I/O Ports

Overview

Register

Address

R/W

Function

Page

P7OUT

x'03F17'

R/W

Port 7 output register

IV-31

P7IN

x'03F27'

R

Port 7 input register

IV-31

P7DIR

x'03F37'

R/W

Port 7 direction control register

IV-31

P7PLUD

x'03F47'

R/W

Port 7 pull-up / pull-down resistor control register

IV-31

P8OUT

x'03F18'

R/W

Port 8 output register

IV-38

P8IN

x'03F28'

R

Port 8 input register

IV-38

P8DIR

x'03F38'

R/W

Port 8 direction control register

IV-38

P8PLU

x'03F48'

R/W

Port 8 pull-up res istor control register

IV-38

P8LED

x'03F1D'

R/W

Port 8 LED control regis ter

IV-39

PAOUT

x'03F1A'

R/W

Port A output register

IV-42

PAIN

x'03F2A'

R

Port A input register

IV-42

PADIR

x'03F3A'

R/W

Port A direction control register

IV-42

PAPLUD

x'03F4A'

R/W

Port A pull-up / pull-down resistor control register

IV-42

PAIMD

x'03F3C'

R/W

Port A input control register

IV-43

Pull-up / Pull-down resis tor s election,
pin control register

IV-28, 32, 43

FLOAT

x'03F2E'

R/W

Port 7

Pin Control

Port 8

Port A