PIC18F26K80-I Datasheet, PDF (28/622 Pages) Microchip Technology – 28/40/44/64-Pin, Enhanced Flash Microcontrollers with ECAN™ and nanoWatt XLP Technology

PIC18F66K80 FAMILY
TABLE 1-5: PIC18F4XK80 PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number
Pin Buffer
PDIP
QFN/
TQFP
Type
Type
Description
PORTC is a bidirectional I/O port.
RC0/SOSCO/SCLKI
15 32
RC0
I/O ST/ Digital I/O.
CMOS
SOSCO
I
ST SOSC oscillator output.
SCLKI
I
ST Digital SOSC input.
RC1/SOSCI
16 35
RC1
I/O ST/ Digital I/O.
CMOS
SOSCI
I CMOS SOSC oscillator input.
RC2/T1G/CCP2
17 36
RC2
I/O ST/ Digital I/O.
CMOS
T1G
I
ST Timer1 external clock gate input.
CCP2
I/O ST/ Capture 2 input/Compare 2 output/PWM2 output.
CMOS
RC3/REFO/SCL/SCK
18 37
RC3
I/O ST/ Digital I/O.
CMOS
REFO
SCL
O CMOS Reference clock out.
I/O I²C Synchronous serial clock input/output for I²C mode.
SCK
I/O ST Synchronous serial clock input/output for SPI mode.
RC4/SDA/SDI
23 42
RC4
SDA
I/O ST/ Digital I/O.
CMOS
I/O I²C I²C data input/output.
SDI
I
ST SPI data in.
RC5/SDO
24 43
RC5
I/O ST/ Digital I/O.
CMOS
SDO
O CMOS SPI data out.
RC6/CANTX/TX1/CK1/ 25 44
CCP3
RC6
I/O ST/ Digital I/O.
CMOS
CANTX
O CMOS CAN bus TX.
TX1
O CMOS EUSART synchronous transmit.
CK1
I/O ST EUSART synchronous clock. (See related RX2/DT2.)
CCP3
I/O ST Capture 3 input/Compare 3 output/PWM3 output.
Legend: I²C™ = I²C/SMBus input buffer
ST = Schmitt Trigger input with CMOS levels
CMOS = CMOS compatible input or output
Analog = Analog input
I = Input
O
= Output
P = Power
DS39977F-page 28
 2010-2012 Microchip Technology Inc.