PIC18F26J50-I/SPQTP View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC18F26J50-I/SPQTP

28/44-Pin, Low-Power, High-Performance USB Microcontrollers with nanoWatt XLP Technology

Microchip Technology 

PIC18F46J50 FAMILY

TABLE 10-3: PORTA I/O SUMMARY (CONTINUED)

Pin

Function

TRIS

Setting

I/O

I/O

Type

Description

RA5/AN4/SS1/

RA5

HLVDIN/RCV/

RP2

0

O DIG LATA<5> data output; not affected by analog input.

1

I TTL PORTA<5> data input; disabled when analog input is

enabled.

AN4

1

I ANA A/D Input Channel 4. Default configuration on POR.

SS1

1

I TTL Slave select input for MSSP1.

HLVDIN

1

I ANA High/Low-Voltage Detect external trip point reference input.

RCV

1

I TTL External USB transceiver RCV input.

RP2

1

I ST Remappable Peripheral Pin 2 input.

0

O DIG Remappable Peripheral Pin 2 output.

OSC2/CLKO/

OSC2

x

O ANA Main oscillator feedback output connection (HS mode).

RA6

CLKO

x

O DIG System cycle clock output (FOSC/4) in RC and EC Oscillator

modes.

RA6

1

I TTL PORTA<6> data input.

0

O DIG LATA<6> data output.

OSC1/CLKI/RA7 OSC1

1

I ANA Main oscillator input connection.

CLKI

1

I ANA Main clock input connection.

RA7

1

I TTL PORTA<6> data input.

0

O DIG LATA<6> data output.

Legend: DIG = Digital level output; TTL = TTL input buffer; ST = Schmitt Trigger input buffer; ANA = Analog level

input/output; x = Don’t care (TRIS bit does not affect port direction or is overridden for this option)

Note 1: This bit is only available on 44-pin devices.

TABLE 10-4: SUMMARY OF REGISTERS ASSOCIATED WITH PORTA

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

PORTA

RA7

RA6

RA5

—

RA3

RA2

RA1

RA0

LATA

LAT7

LAT6

LAT5

—

LAT3

LAT2

LAT1

LAT0

TRISA

TRIS7 TRIS6 TRISA5

—

TRISA3 TRISA2 TRISA1 TRISA0

ANCON0

PCFG7(1) PCFG6(1) PCFG5(1) PCFG4 PCFG3 PCFG2 PCFG1 PCFG0

CMxCON

CON

COE

CPOL EVPOL1 EVPOL0 CREF CCH1 CCH0

CVRCON

CVREN CVROE CVRR

r

CVR3 CVR2 CVR1 CVR0

Legend: — = unimplemented, read as ‘0’, r = reserved. Shaded cells are not used by PORTA.

Note 1: These bits are only available on 44-pin devices.

Reset

Values

on Page

87

92

92

90

90

93

DS39931D-page 138

 2011 Microchip Technology Inc.

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