PIC18F2523-ISO View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC18F2523-ISO

28/40/44-Pin, Enhanced Flash Microcontrollers with 12-Bit A/D and nanoWatt Technology

Microchip Technology 

PIC18F2423/2523/4423/4523

TABLE 1-3: PIC18F4423/4523 PINOUT I/O DESCRIPTIONS (CONTINUED)

Pin Name

Pin Number

Pin Buffer

PDIP QFN TQFP Type Type

Description

PORTD is a bidirectional I/O port or a Parallel Slave

Port (PSP) for interfacing to a microprocessor port.

These pins have TTL input buffers when the PSP

module is enabled.

RD0/PSP0

RD0

PSP0

19 38 38

I/O ST

Digital I/O.

I/O TTL Parallel Slave Port data.

RD1/PSP1

RD1

PSP1

20 39 39

I/O ST

Digital I/O.

I/O TTL Parallel Slave Port data.

RD2/PSP2

RD2

PSP2

21 40 40

I/O ST

Digital I/O.

I/O TTL Parallel Slave Port data.

RD3/PSP3

RD3

PSP3

22 41 41

I/O ST

Digital I/O.

I/O TTL Parallel Slave Port data.

RD4/PSP4

RD4

PSP4

27 2

2

I/O ST

Digital I/O.

I/O TTL Parallel Slave Port data.

RD5/PSP5/P1B

RD5

PSP5

P1B

28 3

3

I/O ST

Digital I/O.

I/O TTL Parallel Slave Port data.

O

—

Enhanced CCP1 output.

RD6/PSP6/P1C

RD6

PSP6

P1C

29 4

4

I/O ST

Digital I/O.

I/O TTL Parallel Slave Port data.

O

—

Enhanced CCP1 output.

RD7/PSP7/P1D

RD7

PSP7

P1D

30 5

5

I/O ST

Digital I/O.

I/O TTL Parallel Slave Port data.

O

—

Enhanced CCP1 output.

Legend:

TTL = TTL compatible input

ST = Schmitt Trigger input with CMOS levels

O = Output

I2C = I2C™/SMBus

CMOS = CMOS compatible input or output

I

= Input

P

= Power

Note 1: Default assignment for CCP2 when Configuration bit, CCP2MX, is set.

2: Alternate assignment for CCP2 when Configuration bit, CCP2MX, is cleared.

DS39755C-page 22

© 2009 Microchip Technology Inc.

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