PIC18F87J90 Datasheet, PDF (29/450 Pages) Microchip Technology – 64/80-Pin, High-Performance Microcontrollers with LCD Driver and nanoWatt Technology

PIC18F87J90 FAMILY
TABLE 1-4: PIC18F8XJ90 PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number _{Pin Buffer}
TQFP ^{Type Type}
Description
PORTJ is a bidirectional I/O port.
RJ0
62
I/O ST
Digital I/O.
RJ1/SEG33
RJ1
SEG33
61
I/O ST
Digital I/O.
O Analog SEG33 output for LCD.
RJ2/SEG34
RJ2
SEG34
60
I/O ST
Digital I/O.
O Analog SEG34 output for LCD.
RJ3/SEG35
RJ3
SEG35
59
I/O ST
Digital I/O.
O Analog SEG35 output for LCD.
RJ4/SEG39
RJ4
SEG39
39
I/O ST
Digital I/O.
O Analog SEG39 output for LCD.
RJ5/SEG38
RJ5
SEG38
40
I/O ST
Digital I/O
O Analog SEG38 output for LCD.
RJ6/SEG37
RJ6
SEG37
41
I/O ST
Digital I/O.
O Analog SEG37 output for LCD.
RJ7/SEG36
RJ7
SEG36
42
I/O ST
Digital I/O.
O Analog SEG36 output for LCD.
VSS
11, 31, 51, 70 P
— Ground reference for logic and I/O pins.
VDD
32, 48, 71 P
— Positive supply for logic and I/O pins.
AVSS
26
P
— Ground reference for analog modules.
AVDD
25
P
— Positive supply for analog modules.
ENVREG
24
I
ST Enable for on-chip voltage regulator.
VDDCORE/VCAP
VDDCORE
VCAP
12
Core logic power or external filter capacitor connection.
P
—
Positive supply for microcontroller core logic
(regulator disabled).
P
—
External filter capacitor connection (regulator enabled).
Legend:
TTL = TTL compatible input
ST = Schmitt Trigger input with CMOS levels
I = Input
P = Power
I²C™ = I²C/SMBus
CMOS
Analog
O
OD
= CMOS compatible input or output
= Analog input
= Output
= Open-Drain (no P diode to VDD)
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.
 2010 Microchip Technology Inc.
DS39933D-page 29