PIC16F631_08 Datasheet, PDF (77/306 Pages) Microchip Technology – 20-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology

PIC16F631/677/685/687/689/690
TABLE 4-2: SUMMARY OF REGISTERS ASSOCIATED WITH PORTB
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
IOCB IOCB7 IOCB6 IOCB5 IOCB4 —
—
—
— 0000 ---- 0000 ----
INTCON GIE PEIE T0IE INTE RABIE T0IF INTF RABIF 0000 000x 0000 000x
PORTB RB7 RB6 RB5 RB4
—
—
—
— xxxx ---- uuuu ----
TRISB TRISB7 TRISB6 TRISB5 TRISB4 —
—
—
— 1111 ---- 1111 ----
WPUB WPUB7 WPUB6 WPUB5 WPUB4 —
—
—
— 1111 ---- 1111 ----
Legend: x = unknown, u = unchanged, — = unimplemented read as ‘0’. Shaded cells are not used by PORTB.
© 2008 Microchip Technology Inc.
DS41262E-page 75