PIC16F1824-ESLASHML datasheet(18/420 Pages) MICROCHIP

18 / 420 page

PIC16F/LF1824/1828

DS41419A-page 18

Preliminary

 2010 Microchip Technology Inc.

TABLE 1-3:

PIC16F/LF1828 PINOUT DESCRIPTION

Name

Function

Input

Type

Output

Type

Description

RA0/AN0/CPS0/C1IN+/VREF-/

DACOUT/ICSPDAT/ICDDAT

RA0

TTL

CMOS General purpose I/O.

AN0

—

A/D Channel 0 input.

CPS0

—

Capacitive sensing input 0.

C1IN+

—

Comparator C1 positive input.

VREF-

—

A/D and DAC Negative Voltage Reference input.

DACOUT

—

Digital-to-Analog Converter output.

ICSPDAT

CMOS ICSP™ Data I/O.

ICDDAT

CMOS In-Circuit Data I/O.

RA1/AN1/CPS1/C12IN0-/VREF+/

SRI/ICSPCLK/ICDCLK

RA1

TTL

CMOS General purpose I/O.

AN1

—

A/D Channel 1 input.

CPS1

—

Capacitive sensing input 1.

C12IN0-

—

Comparator C1 or C2 negative input.

VREF+

—

A/D and DAC Positive Voltage Reference input.

SRI

—

SR latch input.

ICSPCLK

—

Serial Programming Clock.

ICDCLK

—

In-Circuit Debug Clock.

RA2/AN2/CPS2/T0CKI/INT/

C1OUT/SRQ/CCP3/FLT0

RA2

TTL

CMOS General purpose I/O.

AN2

—

A/D Channel 2 input.

CPS2

—

Capacitive sensing input 2.

T0CKI

—

Timer0 clock input.

INT

—

External interrupt.

C1OUT

—

CMOS Comparator C1 output.

SRQ

—

CMOS SR latch non-inverting output.

CCP3

CMOS Capture/Compare/PWM 3.

FLT0

—

ECCP Auto-Shutdown Fault input.

RA3/T1G(1)/VPP/MCLR

RA3

TTL

—

General purpose input.

T1G

—

Timer1 Gate input.

VPP

—

Programming voltage.

MCLR

—

Master Clear with internal pull-up.

RA4/AN3/CPS3/OSC2/

CLKOUT/T1OSO/CLKR/P2B(1)/

T1G(1,2)

RA4

TTL

CMOS General purpose I/O.

AN3

—

A/D Channel 3 input.

CPS3

—

Capacitive sensing input 3.

OSC2

—

CMOS Comparator C2 output.

CLKOUT

—

CMOS FOSC/4 output.

T1OSO

XTAL

Timer1 oscillator connection.

CLKR

—

CMOS Clock Reference output.

P2B

—

CMOS PWM output.

T1G

—

Timer1 Gate input.

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

= Open Drain

TTL = TTL compatible input

= Schmitt Trigger input with CMOS levels I2C™ = Schmitt Trigger input with I2C

HV = High Voltage

XTAL = Crystal

levels

Note 1: Pin functions can be moved using the APFCONO and APFCON1 registers (Register 12-1 and Register 12-2).

2: Default function location.

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