PIC16F87/88
TABLE 13-1: REGISTERS ASSOCIATED WITH THE COMPARATOR MODULE
Value on
all other
RESETS
Value on
POR
Address
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
9Ch
9Dh
CMCON
C2OUT C1OUT
C2INV
CVRR
C1INV
—
CIS
CM2
CM1
CM0
0000 0111 0000 0111
CVRCON CVREN CVROE
CVR3
CVR2
CVR1
CVR0 000- 0000 000- 0000
RBIF 0000 000x 0000 000u
0Bh, 8Bh, INTCON
10Bh, 18Bh
GIE
PEIE
TMR0IE
INTIE
RBIE TMR0IF INTIF
0Dh
8Dh
05h
PIR2
PIE2
OSFIF
OSFIE
RA7
CMIF
CMIE
RA6
—
—
EEIF
EEIE
RA4
—
—
—
—
—
—
—
—
00-0 ---- 00-0 ----
00-0 ---- 00-0 ----
PORTA
RA5
RA3
RA2
RA1
RA0
(PIC16F87)
(PIC16F88)
xxxx 0000 uuuu 0000
xxx0 0000 uuu0 0000
(1)
85h
TRISA
TRISA7 TRISA6 TRISA5
TRISA4 TRISA3 TRISA2 TRISA1 TRISA0 1111 1111 1111 1111
Legend:
x= unknown, u= unchanged, - = unimplemented, read as ‘0’. Shaded cells are unused 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’.
DS30487B-page 126
Preliminary
2003 Microchip Technology Inc.
MICROCHIP [ MICROCHIP ]
