Microchip Technology PIC16F87XA Datasheet page 144

PIC16F87XA
FIGURE 13-1: COMPARATOR VOLTAGE REFERENCE BLOCK DIAGRAM
V
CVREN
RA2/AN2/V -/CV
REF REF
CVROE
CV
REF
Input to
Comparator
TABLE 13-1: REGISTERS ASSOCIATED WITH COMPARATOR VOLTAGE REFERENCE
Address Name Bit 7
9Dh CVRCON CVREN CVROE CVRR
9Ch CMCON C2OUT C1OUT C2INV C1INV
Legend: x = unknown, u = unchanged, - = unimplemented, read as '0'.
Shaded cells are not used with the comparator voltage reference.
DS39582B-page 142
http://www.xinpian.net
DD
R
8R R
Bit 6 Bit 5 Bit 4
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提供单片机解密、IC解密、芯片解密业务
16 Stages
R R
16:1 Analog MUX
Bit 3 Bit 2 Bit 1
CVR3 CVR2 CVR1 CVR0 000- 0000 000- 0000
CIS CM2 CM1
8R
CVRR
CVR3
CVR2
CVR1
CVR0
Value on
Value on
Bit 0 all other
POR
Resets
CM0
0000 0111 0000 0111
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