Datasheet

PIC16F684

TABLE 4-1: SUMMARY OF REGISTERS ASSOCIATED WITH PORTA

Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0

Value on:

POR, BOR

Value on

all other

Resets

ANSEL

ANS7 ANS6 ANS5 ANS4 ANS3 ANS2 ANS1 ANS0 1111 1111 1111 1111

CMCON0

C2OUT C1OUT C2INV C1INV CIS CM2 CM1 CM0 0000 0000 0000 0000

PCON — —ULPWUESBOREN — — POR BOR --01 --qq --0u --uu

INTCON GIE PEIE T0IE INTE RAIE T0IF INTF RAIF 0000 0000 0000 0000

IOCA

— — IOCA5 IOCA4 IOCA3 IOCA2 IOCA1 IOCA0 --00 0000 --00 0000

OPTION_REG RAPU

INTEDG T0CS T0SE PSA PS2 PS1 PS0 1111 1111 1111 1111

PORTA

— — RA5 RA4 RA3 RA2 RA1 RA0 --x0 x000 --uu uu00

TRISA

— — TRISA5 TRISA4 TRISA3 TRISA2 TRISA1 TRISA0 --11 1111 --11 1111

WPUA

— —WPUA5WPUA4— WPUA2 WPUA1 WPUA0 --11 -111 --11 -111

Legend: x = unknown, u = unchanged, – = unimplemented locations read as ‘0’. Shaded cells are not used by PORTA.