Datasheet

PIC18F66K80 FAMILY
DS39977F-page 20  2010-2012 Microchip Technology Inc.
PORTB is a bidirectional I/O port.
RB0/AN10/C1INA/FLT0/
INT0
18 21
RB0 I/O ST/
CMOS
Digital I/O.
AN10 I Analog Analog Input 10.
C1INA I Analog Comparator 1 Input A.
FLT0 I ST Enhanced PWM Fault input for ECCP1.
INT0 I ST External Interrupt 0.
RB1/AN8/C1INB/P1B/
CTDIN/INT1
19 22
RB1 I/O ST/
CMOS
Digital I/O.
AN8 I Analog Analog Input 8.
C1INB I Analog Comparator 1 Input B.
P1B O CMOS Enhanced PWM1 Output B.
CTDIN I ST CTMU pulse delay input.
INT1 I ST External Interrupt 1.
RB2/CANTX/C1OUT/
P1C/CTED1/INT2
20 23
RB2 I/O ST/
CMOS
Digital I/O.
CANTX O CMOS CAN bus TX.
C1OUT O CMOS Comparator 1 output.
P1C O CMOS Enhanced PWM1 Output C.
CTED1 I ST CTMU Edge 1 input.
INT2 I ST External Interrupt 2.
RB3/CANRX/C2OUT/
P1D/CTED2/INT3
21 24
RB3 I/O ST/
CMOS
Digital I/O.
CANRX I ST CAN bus RX.
C2OUT O CMOS Comparator 2 output.
P1D O CMOS Enhanced PWM1 Output D.
CTED2 I ST CTMU Edge 2 input.
INT3 I ST External Interrupt 3.
TABLE 1-4: PIC18F2XK80 I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number
Pin
Type
Buffer
Type
Description
QFN
SSOP/
SPDIP
/SOIC
Legend: CMOS = CMOS compatible input or output I
2
C™ = I
2
C/SMBus input buffer
ST = Schmitt Trigger input with CMOS levels Analog = Analog input
I = Input O = Output
P= Power