PIC16F87-E Datasheet, PDF (128/228 Pages) Microchip Technology – 18/20/28-Pin Enhan lashMicrocontrollers with nanoWatt Technology

PIC16F87/88
TABLE 13-1: REGISTERS ASSOCIATED WITH THE COMPARATOR MODULE
Address Name
Bit 7 Bit 6
Bit 5
Bit 4 Bit 3
Bit 2
Bit 1
Bit 0
Value on
POR
Value on
all other
Resets
9Ch
CMCON C2OUT C1OUT C2INV C1INV CIS CM2 CM1 CM0 0000 0111 0000 0111
9Dh
CVRCON CVREN CVROE CVRR
— CVR3 CVR2 CVR1 CVR0 000- 0000 000- 0000
0Bh, 8Bh, INTCON
10Bh, 18Bh
GIE PEIE TMR0IE INT0IE RBIE TMR0IF INT0IF RBIF 0000 000x 0000 000u
0Dh
PIR2
OSFIF CMIF
—
EEIF
—
—
—
— 00-0 ---- 00-0 ----
8Dh
PIE2
OSFIE CMIE
—
EEIE
—
—
—
— 00-0 ---- 00-0 ----
05h
PORTA
RA7 RA6
RA5
RA4 RA3 RA2 RA1 RA0
(PIC16F87)
xxxx 0000 uuuu 0000
(PIC16F88)
xxx0 0000 uuu0 0000
85h
TRISA
TRISA7 TRISA6 TRISA5⁽¹⁾ TRISA4 TRISA3 TRISA2 TRISA1 TRISA0 1111 1111 1111 1111
Legend: x = unknown, u = unchanged, - = unimplemented, read as ‘0’. Shaded cells are not used by the comparator module.
Note 1: Pin 5 is an input only; the state of the TRISA5 bit has no effect and will always read ‘1’.
DS30487C-page 126
 2005 Microchip Technology Inc.