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| PIC16LF876A-I Datasheet, PDF (142/234 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers | |||
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PIC16F87XA
FIGURE 13-1:
COMPARATOR VOLTAGE REFERENCE BLOCK DIAGRAM
VDD
CVREN
16 Stages
8R
R
R
R
R
8R
CVRR
RA2/AN2/VREF-/CVREF
CVREF
Input to
Comparator
CVROE
16:1 Analog MUX
CVR3
CVR2
CVR1
CVR0
TABLE 13-1: REGISTERS ASSOCIATED WITH COMPARATOR VOLTAGE REFERENCE
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
9Dh
CVRCON CVREN CVROE CVRR â CVR3 CVR2 CVR1
9Ch
CMCON C2OUT C1OUT C2INV C1INV CIS CM2 CM1
Legend: x = unknown, u = unchanged, - = unimplemented, read as â0â.
Shaded cells are not used with the comparator voltage reference.
CVR0 000- 0000 000- 0000
CM0 0000 0111 0000 0111
DS39582C-page 142
ï£ 2001-2013 Microchip Technology Inc.
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