Datasheet

PIC18(L)F1XK22
DS41365E-page 12  2009-2011 Microchip Technology Inc.
RB6/SCK/SCL
RB6
SCK
SCL
11 8
I/O
I/O
I/O
TLL
ST
ST
Digital I/O
Synchronous serial clock input/output for SPI mode
Synchronous serial clock input/output for I
2
Cā„¢ mode
RB7/TX/CK
RB7
TX
CK
10 7
I/O
O
I/O
TLL
CMOS
ST
Digital I/O
EUSART asynchronous transmit
EUSART synchronous clock (see related RX/DT)
RC0/AN4/C2IN+
RC0
AN4
C2IN+
16 13
I/O
I
I
ST
Analog
Analog
Digital I/O
ADC channel 4
Comparator C2 non-inverting input
RC1/AN5/C12IN-/INT1
RC1
AN5
C12IN-
INT1
15 12
I/O
I
I
I
ST
Analog
Analog
ST
Digital I/O
ADC channel 5
Comparator C1 and C2 non-inverting input
External interrupt 0
RC2/AN6/C12IN2-/P1D/INT2
RC2
AN6
C12IN2-
P1D
14 11
I/O
I
I
O
ST
Analog
Analog
CMOS
Digital I/O
ADC channel 6
Comparator C1 and C2 inverting input
Enhanced CCP1 PWM output
RC3/AN7/C12IN3-/P1C/PGM
RC3
AN7
C12IN3-
P1C
PGM
74
I/O
I
I
O
I/O
ST
Analog
Analog
CMOS
ST
Digital I/O
ADC channel 7
Comparator C1 and C2 inverting input
Enhanced CCP1 PWM output
Low-Voltage ICSP Programming enable pin
RC4/C12OUT/P1B/SRQ
RC4
C12OUT
P1B
SRNQ
63
I/O
O
O
O
ST
CMOS
CMOS
CMOS
Digital I/O
Comparator C1 and C2 output
Enhanced CCP1 PWM output
SR latch output
RC5/CCP1/P1A
RC5
CCP1
P1A
52
I/O
I/O
O
ST
ST
CMOS
Digital I/O
Capture 1 input/Compare 1 output/PWM 1 output
Enhanced CCP1 PWM output
RC6/AN8/SS
RC6
AN8
SS
85
I/O
I
I
ST
Analog
TTL
Digital I/O
ADC channel 8
SPI slave select input
RC7/AN9/SDO
RC7
AN9
SDO
96
I/O
I
O
ST
Analog
CMOS
Digital I/O
ADC channel 9
SPI data out
V
SS 20 17 P — Ground reference for logic and I/O pins
V
DD 1 18 P — Positive supply for logic and I/O pins
TABLE 1-2: PIC18(L)F1XK22 PIN SUMMARY
Pin Name
Pin
Number
Pin
Type
Buffer
Type
Description
DIL
QFN
Legend: TTL = TTL compatible input CMOS = CMOS compatible input or output
ST = Schmitt Trigger input I = Input
O = Output P = Power
XTAL= Crystal Oscillator