PIC18F452-IPT Datasheet, PDF (16/332 Pages) Microchip Technology – High-Performance, Enhanced Flash Microcontrollers with 10-Bit A/D

PIC18FXX2
TABLE 1-3: PIC18F4X2 PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number
Pin Buffer
DIP PLCC TQFP ^{Type Type}
RB0/INT0
RB0
INT0
RB1/INT1
RB1
INT1
RB2/INT2
RB2
INT2
RB3/CCP2
RB3
CCP2
RB4
RB5/PGM
RB5
PGM
RB6/PGC
RB6
PGC
33 36
8
I/O TTL
I
ST
34 37
9
I/O TTL
I
ST
35 38 10
I/O TTL
I
ST
36 39 11
I/O TTL
I/O
ST
37 41 14 I/O TTL
38 42 15
I/O TTL
I/O
ST
39 43 16
I/O TTL
I/O
ST
RB7/PGD
RB7
PGD
40 44 17
I/O TTL
I/O
ST
Legend: TTL = TTL compatible input
ST = Schmitt Trigger input with CMOS levels
O = Output
OD = Open Drain (no P diode to VDD)
Description
PORTB is a bi-directional I/O port. PORTB can be
software programmed for internal weak pull-ups on all
inputs.
Digital I/O.
External Interrupt 0.
External Interrupt 1.
Digital I/O.
External Interrupt 2.
Digital I/O.
Capture2 input, Compare2 output, PWM2 output.
Digital I/O. Interrupt-on-change pin.
Digital I/O. Interrupt-on-change pin.
Low Voltage ICSP programming enable pin.
Digital I/O. Interrupt-on-change pin.
In-Circuit Debugger and ICSP programming clock
pin.
Digital I/O. Interrupt-on-change pin.
In-Circuit Debugger and ICSP programming data
pin.
CMOS = CMOS compatible input or output
I = Input
P = Power
DS39564C-page 14
© 2006 Microchip Technology Inc.