PIC18F2220 View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC18F2220

28/40/44-Pin High-Performance, Enhanced Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology

Microchip Technology 

PIC18F2220/2320/4220/4320

TABLE 1-3: PIC18F4220/4320 PINOUT I/O DESCRIPTIONS (CONTINUED)

Pin Name

Pin Number

Pin Buffer

PDIP TQFP QFN Type Type

Description

PORTC is a bidirectional I/O port.

RC0/T1OSO/T1CKI 15 32 34

RC0

I/O ST

T1OSO

O—

T1CKI

I ST

Digital I/O.

Timer1 oscillator output.

Timer1/Timer3 external clock input.

RC1/T1OSI/CCP2

RC1

T1OSI

CCP2(2)

16 35 35

I/O ST

Digital I/O.

I CMOS Timer1 oscillator input.

I/O ST

Capture2 input, Compare2 output, PWM2 output.

RC2/CCP1/P1A

RC2

CCP1

P1A

17 36 36

I/O ST

I/O ST

O—

Digital I/O.

Capture1 input/Compare1 output/PWM1 output.

Enhanced CCP1 output.

RC3/SCK/SCL

RC3

SCK

SCL

18 37 37

I/O ST

I/O ST

I/O ST

Digital I/O.

Synchronous serial clock input/output for SPI mode.

Synchronous serial clock input/output for I2C mode.

RC4/SDI/SDA

RC4

SDI

SDA

23 42 42

I/O ST

I ST

I/O ST

Digital I/O.

SPI data in.

I2C data I/O.

RC5/SDO

RC5

SDO

24 43 43

I/O ST

O—

Digital I/O.

SPI data out.

RC6/TX/CK

RC6

TX

CK

25 44 44

I/O ST

O—

I/O ST

Digital I/O.

USART asynchronous transmit.

USART synchronous clock (see related RX/DT).

RC7/RX/DT

RC7

RX

DT

26 1

1

I/O ST

I ST

I/O ST

Digital I/O.

USART asynchronous receive.

USART synchronous data (see related TX/CK).

Legend:

TTL = TTL compatible input

ST = Schmitt Trigger input with CMOS levels

O = Output

OD = Open-drain (no diode to VDD)

CMOS = CMOS compatible input or output

I

= Input

P = Power

Note 1: Default assignment for CCP2 when CCP2MX (CONFIG3H<0>) is set.

2: Alternate assignment for CCP2 when CCP2MX is cleared.

DS39599C-page 16

 2003 Microchip Technology Inc.

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