PIC18F87K90 Datasheet, PDF (33/566 Pages) Microchip Technology – 64/80-Pin, High-Performance Microcontrollers with LCD Driver and nanoWatt XLP Technology

PIC18F87K90 FAMILY
TABLE 1-4: PIC18F8XK90 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
—
External filter capacitor connection (regulator
enabled/disabled).
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:
2:
3:
4:
Default assignment for ECCP2 when the CCP2MX Configuration bit is set.
Alternate assignment for ECCP2 when the CCP2MX Configuration bit is cleared.
Not available on PIC18F65K90 and PIC18F85K90 devices.
The CCP6, CCP7, CCP8 and CCP9 pin placement depends on the ECCPMX Configuration bit setting.
 2010 Microchip Technology Inc.
Preliminary
DS39957B-page 33