PIC18F2331 MICROCHIP [Microchip Technology], PIC18F2331 Datasheet - Page 19

• Manufacturer Part Number: PIC18F2331
• Description: 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High Performance PWM and A/D
• Manufacturer: MICROCHIP [Microchip Technology]

TABLE 1-3:
 2003 Microchip Technology Inc.
RC0/T1OSO/T1CKI
RC1/T1OSI/CCP2/
FLTA
RC2/CCP1/FLTB
RC3/T0CKI/T5CKI/
INT0
RC4/INT1/SDI/SDA
RC5/INT2/SCK/SCL
RC6/TX/CK/SS
RC7/RX/DT/SDO
Legend: TTL
RC0
T1OSO
T1CKI
RC1
T1OSI
CCP2
FLTA
RC2
CCP1
FLTB
RC3
T0CKI
T5CKI
INT0
RC4
INT1
SDI
SDA
RC5
INT2
SCK
SCL
RC6
TX
CK
SS
RC7
RX
DT
SDO
Pin Name
ST
O
OD
= TTL compatible input
= Schmitt Trigger input with CMOS levels
= Output
= Open-Drain (no diode to V
PIC18F4331/4431 PINOUT I/O DESCRIPTIONS (CONTINUED)
DIP
15
16
17
18
23
24
25
26
Pin Number
TQFP QFN
32
35
36
37
42
43
44
1
34
35
36
37
42
43
44
1
PIC18F2331/2431/4331/4431
Type
Pin
DD
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
I
)
Preliminary
Buffer
CMOS
Type
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
—
—
—
PORTC is a bidirectional I/O port.
Digital I/O.
Timer1 oscillator output.
Timer1 external clock input.
Digital I/O.
Timer1 oscillator input.
Capture2 input, Compare2 output, PWM2 output.
Fault interrupt input pin.
Digital I/O.
Capture1 input/Compare1 output/PWM1 output.
Fault interrupt input pin.
Digital I/O.
Timer0 alternate clock input.
Timer5 alternate clock input.
External interrupt 0.
Digital I/O.
External interrupt 1.
SPI Data in.
I
Digital I/O.
External interrupt 2.
Synchronous serial clock input/output for SPI mode.
Synchronous serial clock input/output for I
Digital I/O.
USART Asynchronous Transmit.
USART Synchronous Clock (see related RX/DT).
SPI Slave Select input.
Digital I/O.
USART Asynchronous Receive.
USART Synchronous Data (see related TX/CK).
SPI Data out.
2
C Data I/O.
CMOS = CMOS compatible input or output
I
P
= Input
= Power
Description
DS39616B-page 17
2
C mode.