datasheet (3).pdf - EEWeb

dsPIC33FJ32MC302/304, dsPIC33FJ64MCX02/X04 AND dsPIC33FJ128MCX02/X04
24.0 COMPARATOR MODULE The Comparator module provides a set of dual input
Note 1: This data sheet summarizes the features
of the dsPIC33FJ32MC302/304,
dsPIC33FJ64MCX02/X04 and
dsPIC33FJ128MCX02/X04 family of
devices. It is not intended to be a
comprehensive reference source. To
complement the information in this data
sheet, refer to “Section 34.
Comparator” (DS70212) of the
“dsPIC33F/PIC24H Family Reference
Manual”, which is available from the
Microchip web site
2:
(www.microchip.com).
Some registers and associated bits
described in this section may not be
available on all devices. Refer to
Section 4.0 “Memory Organization” in
this data sheet for device-specific register
and bit information.
FIGURE 24-1: COMPARATOR I/O OPERATING MODES
C1IN+
C1IN-
C1IN+
CVREF
C2IN+
C2IN-
C2IN+
CVREF
C1NEG
C1POS
C2NEG
C2POS
VIN-
VIN+
VIN-
VIN+
C1EN
C1
C2EN
C2
comparators. The inputs to the comparator can be
configured to use any one of the four pin inputs
(C1IN+, C1IN-, C2IN+ and C2IN-) as well as the
Comparator Voltage Reference Input (CVREF).
C1INV
C2INV
Note: This peripheral contains output functions
that may need to be configured by
the peripheral pin select feature. For
more information, see Section 11.6
“Peripheral Pin Select”.
C1OUTEN
C2OUTEN
CMCON
CMCON
C1OUT (1)
C2OUT (1)
Note 1: This peripheral’s outputs must be assigned to an available RPn pin before use. Refer to
Section 11.6 “Peripheral Pin Select” for more information.
© 2011 Microchip Technology Inc. DS70291E-page 293