Datasheet

PIC18F46J50 FAMILY
DS39931D-page 18  2011 Microchip Technology Inc.
PORTB is a bidirectional I/O port. PORTB can be
software programmed for internal weak pull-ups
on all inputs.
RB0/AN12/INT0/RP3
RB0
AN12
INT0
RP3
21 18
I/O
I
I
I/O
DIG
Analog
ST
DIG
Digital I/O.
Analog Input 12.
External Interrupt 0.
Remappable Peripheral Pin 3 input/output.
RB1/AN10/RTCC/RP4
RB1
AN10
RTCC
RP4
22 19
I/O
I
O
I/O
DIG
Analog
DIG
DIG
Digital I/O.
Analog Input 10.
Real-Time Clock Calendar (RTCC) output.
Remappable Peripheral Pin 4 input/output.
RB2/AN8/CTED1/VMO/
REFO/RP5
RB2
AN8
CTED1
VMO
REFO
RP5
23 20
I/O
I
I
O
O
I/O
DIG
Analog
ST
DIG
DIG
DIG
Digital I/O.
Analog Input 8.
CTMU Edge 1 input.
External USB transceiver D- data output.
Reference output clock.
Remappable Peripheral Pin 5 input/output.
RB3/AN9/CTED2/VPO/RP6
RB3
AN9
CTED2
VPO
RP6
24 21
I/O
I
I/O
O
I
DIG
Analog
ST
DIG
DIG
Digital I/O.
Analog Input 9.
CTMU Edge 2 input.
External USB transceiver D+ data output.
Remappable Peripheral Pin 6 input/output.
TABLE 1-3: PIC18F2XJ50 PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number
Pin
Type
Buffer
Type
Description
28-SPDIP/
SSOP/
SOIC
28-QFN
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 V
DD)
DIG = Digital output I
2
C™ = Open-Drain, I
2
C-specific
Note 1: RA7 and RA6 will be disabled if OSC1 and OSC2 are used for the clock function.