PIC16LF1902 データシートの表示（PDF） - Microchip Technology

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PIC16LF1902

28-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt XLP Technology

Microchip Technology 

PIC16LF1902/3

TABLE 1-2: PIC16LF1902/3 PINOUT DESCRIPTION

Name

Function

Input Output

Type Type

Description

RA0/AN0/SEG12

RA0

AN0

SEG12

TTL CMOS General purpose I/O.

AN

— A/D Channel 0 input.

—

AN LCD Analog output.

RA1/AN1/SEG7

RA1

AN1

SEG7

TTL CMOS General purpose I/O.

AN

— A/D Channel 1 input.

—

AN LCD Analog output.

RA2/AN2/COM2

RA3/AN3/VREF+/COM3/SEG15

RA2

AN2

COM2

RA3

AN3

VREF+

COM3

SEG15

TTL CMOS General purpose I/O.

AN

— A/D Channel 2 input.

—

AN LCD Analog output.

TTL CMOS General purpose I/O.

AN

— A/D Channel 3 input.

AN

— A/D Voltage Reference input.

—

AN LCD Analog output.

—

AN LCD Analog output.

RA4/T0CKI/SEG4

RA4

T0CKI

SEG4

TTL CMOS General purpose I/O.

ST

— Timer0 clock input.

—

AN LCD Analog output.

RA5/AN4/SEG5

RA5

AN4

SEG5

TTL CMOS General purpose I/O.

AN

— A/D Channel 4 input.

—

AN LCD Analog output.

RA6/CLKOUT/SEG1

RA6

TTL CMOS General purpose I/O.

CLKOUT — CMOS FOSC/4 output.

SEG1

—

AN LCD Analog output.

RA7/CLKIN/SEG2

RA7

TTL CMOS General purpose I/O.

CLKIN CMOS — External clock input (EC mode).

SEG2

—

AN LCD Analog output.

RB0/AN12/INT/SEG0

RB0

TTL CMOS General purpose I/O.

AN12

AN

— A/D Channel 12 input.

INT

ST

— External interrupt.

SEG0

—

AN LCD Analog output.

RB1(1)/AN10/SEG24/VLCD1

RB1

TTL CMOS General purpose I/O.

AN10

AN

— A/D Channel 10 input.

SEG24

—

AN LCD Analog output.

VLCD1 AN

— LCD analog input.

RB2(1)/AN8/SEG25/VLCD2

RB2

TTL CMOS General purpose I/O.

AN8

AN

— A/D Channel 8 input.

SEG25

—

AN LCD Analog output.

VLCD2 AN

— LCD analog input.

RB3(1)/AN9/SEG26/VLCD3

RB3

TTL CMOS General purpose I/O.

AN9

AN

— A/D Channel 9 input.

SEG26

—

AN LCD Analog output.

VLCD3 AN

— LCD analog input.

Legend: AN = Analog input or output CMOS = CMOS compatible input or output

OD = Open Drain

TTL = TTL compatible input ST = Schmitt Trigger input with CMOS levels I2C™ = Schmitt Trigger input with I2C

HV = High Voltage

XTAL = Crystal

levels

Note 1: These pins have interrupt-on-change functionality.

 2011 Microchip Technology Inc.

Preliminary

DS41455A-page 11

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