PIC18F87K90 Datasheet, PDF (17/566 Pages) Microchip Technology – 64/80-Pin, High-Performance Microcontrollers with LCD Driver and nanoWatt XLP Technology

PIC18F87K90 FAMILY
TABLE 1-3: PIC18F6XK90 PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number _{Pin Buffer}
QFN/TQFP ^{Type Type}
Description
PORTC is a bidirectional I/O port.
RC0/SOSCO/SCLKI
RC0
SOSCO
SCLKI
30
I/O ST
Digital I/O.
O
—
SOSC oscillator output.
I
ST
Digital SOSC input.
RC1/SOSCI/ECCP2/P2A/
29
SEG32
RC1
I/O ST
Digital I/O.
SOSCI
ECCP2⁽¹⁾
I CMOS
I/O ST
SOSC oscillator input.
Capture 2 input/Compare 2 output/PWM2 output.
P2A
O
—
Enhanced PWM2 Output A.
SEG32
O Analog SEG32 output for LCD.
RC2/ECCP1/P1A/SEG13
33
RC2
ECCP1
P1A
SEG13
I/O ST
I/O ST
O
—
O Analog
Digital I/O.
Capture 1 input/Compare 1 output/PWM1 output.
Enhanced PWM1 Output A.
SEG13 output for LCD.
RC3/SCK1/SCL1/SEG17
34
RC3
I/O ST
Digital I/O.
SCK1
SCL1
I/O ST
I/O I²C
Synchronous serial clock input/output for SPI mode.
Synchronous serial clock input/output for I²C™ mode.
SEG17
O Analog SEG17 output for LCD.
RC4/SDI1/SDA1/SEG16
35
RC4
I/O ST
Digital I/O.
SDI1
SDA1
I
ST
I/O I²C
SPI data in.
I²C data I/O.
SEG16
O Analog SEG16 output for LCD.
RC5/SDO1/SEG12
RC5
SDO1
SEG12
36
I/O ST
Digital I/O.
O
—
SPI data out.
O Analog SEG12 output for LCD.
RC6/TX1/CK1/SEG27
RC6
TX1
CK1
SEG27
31
I/O ST
Digital I/O.
O
—
EUSART asynchronous transmit.
I/O ST
EUSART synchronous clock (see related RX1/DT1).
O Analog SEG27 output for LCD.
RC7/RX1/DT1/SEG28
RC7
RX1
DT1
SEG28
32
I/O ST
Digital I/O.
I
ST
EUSART asynchronous receive.
I/O ST
EUSART synchronous data (see related TX1/CK1).
O Analog SEG28 output for LCD.
Legend:
TTL
ST
I
P
I²C™
= TTL compatible input
= Schmitt Trigger input with CMOS levels
= Input
= Power
= I²C/SMBus
CMOS = CMOS compatible input or output
Analog = Analog input
O
= Output
OD = Open-Drain (no P diode to VDD)
Note 1: Default assignment for ECCP2 when the CCP2MX Configuration bit is set.
2: Alternate assignment for ECCP2 when the CCP2MX Configuration bit is cleared.
3: Not available on PIC18F65K90 and PIC18F85K90 devices.
 2010 Microchip Technology Inc.
Preliminary
DS39957B-page 17