Microchip Technology GPIODM-KPLCD Data Sheet

DS39632E-page 115

PIC18F2455/2550/4455/4550

TABLE 10-2:

SUMMARY OF REGISTERS ASSOCIATED WITH PORTA

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Reset

Values

on page

PORTA

—

RA6

(1)

RA5

RA4

RA3

RA2

RA1

RA0

LATA

—

LATA6

(1)

LATA5

LATA4

LATA3

LATA2

LATA1

LATA0

TRISA

—

TRISA6

(1)

TRISA5

TRISA4

TRISA3

TRISA2

TRISA1

TRISA0

ADCON1

—

VCFG1

VCFG0

PCFG3

PCFG2

PCFG1

PCFG0

CMCON

C2OUT

C1OUT

C2INV

C1INV

CIS

CM2

CM1

CM0

CVRCON

CVREN

CVROE

CVRR

CVRSS

CVR3

CVR2

CVR1

CVR0

UCON

—

PPBRST

SE0

PKTDIS

USBEN

RESUME SUSPND

—

Legend: — = unimplemented, read as ‘0’. Shaded cells are not used by PORTA.
Note 1:

RA6 and its associated latch and data direction bits are enabled as I/O pins based on oscillator
configuration; otherwise, they are read as ‘0’.