Microchip Technology ARD00330 データシート

 2010 Microchip Technology Inc.

DS39979A-page 109

RB0/INT0/SEG30

RB0

0

O

DIG

LATB<0> data output.

1

I

TTL

PORTB<0> data input; weak pull-up when RBPU bit is cleared.

INT0

1

I

ST

External Interrupt 0 input.

SEG30

x

O

ANA

LCD Segment 30 output; disables all other pin functions.

RB1/INT1/SEG8

RB1

0

O

DIG

LATB<1> data output.

1

I

TTL

PORTB<1> data input; weak pull-up when RBPU bit is cleared.

INT1

1

I

ST

External Interrupt 1 input.

SEG8

x

O

ANA

LCD Segment 8 output; disables all other pin functions.

RB2/INT2/SEG9/
CTED1

RB2

0

O

DIG

LATB<2> data output.

1

I

TTL

PORTB<2> data input; weak pull-up when RBPU bit is cleared.

INT2

1

I

ST

External Interrupt 2 input.

SEG9

x

O

ANA

LCD Segment 9 output; disables all other pin functions.

CTED1

x

I

ST

CTMU Edge 1 input.

RB3/INT3/SEG10/
CTED2

RB3

0

O

DIG

LATB<3> data output.

1

I

TTL

PORTB<3> data input; weak pull-up when RBPU bit is cleared.

INT3

1

I

ST

External Interrupt 3 input.

SEG10

x

O

ANA

LCD Segment 10 output; disables all other pin functions.

CTED2

x

I

ST

CTMU Edge 2 input.

RB4/KBI0/SEG11

RB4

0

O

DIG

LATB<4> data output.

1

I

TTL

PORTB<4> data input; weak pull-up when RBPU bit is cleared.

KBI0

1

I

TTL

Interrupt-on-pin change.

SEG11

x

O

ANA

LCD Segment 11 output; disables all other pin functions.

RB5/KBI1/SEG29

RB5

0

O

DIG

LATB<5> data output.

1

I

TTL

PORTB<5> data input; weak pull-up when RBPU bit is cleared.

KBI1

1

I

TTL

Interrupt-on-pin change.

SEG29

x

O

ANA

LCD Segment 29 output; disables all other pin functions.

RB6/KBI2/PGC

RB6

0

O

DIG

LATB<6> data output.

1

I

TTL

PORTB<6> data input; weak pull-up when RBPU bit is cleared.

KBI2

1

I

TTL

Interrupt-on-pin change.

PGC

x

I

ST

Serial execution (ICSP™) clock input for ICSP and ICD operation.

RB7/KBI3/PGD

RB7

0

O

DIG

LATB<7> data output.

1

I

TTL

PORTB<7> data input; weak pull-up when RBPU bit is cleared.

KBI3

1

I

TTL

Interrupt-on-pin change.

PGD

x

O

DIG

Serial execution data output for ICSP™ and ICD operation.

x

I

ST

Serial execution data input for ICSP and ICD operation.

O = Output, I = Input, ANA = Analog Signal, DIG = Digital Output, ST = Schmitt Trigger Buffer Input, 
TTL = TTL Buffer Input, x = Don’t care (TRIS bit does not affect port direction or is overridden for this option).