
2010 Microchip Technology Inc.
DS39774D-page 15
PIC18F85J11 FAMILY
PORTB is a bidirectional I/O port. PORTB can be software
programmed for internal weak pull-ups on all inputs.
RB0/INT0
RB0
INT0
48
I/O
I
TTL
ST
Digital I/O.
External Interrupt 0.
RB1/INT1
RB1
INT1
47
I/O
I
TTL
ST
Digital I/O.
External Interrupt 1.
RB2/INT2
RB2
INT2
46
I/O
I
TTL
ST
Digital I/O.
External Interrupt 2.
RB3/INT3
RB3
INT3
45
I/O
I
TTL
ST
Digital I/O.
External Interrupt 3.
RB4/KBI0
RB4
KBI0
44
I/O
I
TTL
Digital I/O.
Interrupt-on-change pin.
RB5/KBI1
RB5
KBI1
43
I/O
I
TTL
Digital I/O.
Interrupt-on-change pin.
RB6/KBI2/PGC
RB6
KBI2
PGC
42
I/O
I
I/O
TTL
ST
Digital I/O.
Interrupt-on-change pin.
In-Circuit Debugger and ICSP programming clock pin.
RB7/KBI3/PGD
RB7
KBI3
PGD
37
I/O
I
I/O
TTL
ST
Digital I/O.
Interrupt-on-change pin.
In-Circuit Debugger and ICSP programming data pin.
TABLE 1-3:
PIC18F6XJ11 PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number
Pin
Type
Buffer
Type
Description
TQFP
Legend: TTL = TTL compatible input
CMOS = CMOS compatible input or output
ST
= Schmitt Trigger input with CMOS levels
Analog = Analog input
I
= Input
O
= Output
P
= Power
OD
= Open-Drain (no P diode to VDD)
I2C = I2C/SMBus
Note 1: Default assignment for CCP2 when the CCP2MX Configuration bit is set.
2: Alternate assignment for CCP2 when the CCP2MX Configuration bit is cleared.