PIC18F2420-I/SOC01 Microchip, PIC18F2420-I/SOC01 Datasheet - Page 243
PIC18F2420-I/SOC01
Manufacturer Part Number
PIC18F2420-I/SOC01
Description
28 pin, 16 kb flash, 3804 ram, 25 i/o...
Manufacturer
Microchip
Datasheet
1.PIC18F2420-ISOC01.pdf
(412 pages)
- Current page: 243 of 412
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FIGURE 21-2:
TABLE 21-1:
© 2008 Microchip Technology Inc.
CVRCON
CMCON
TRISA
Legend: Shaded cells are not used with the comparator voltage reference.
Note 1:
Name
Note 1:
PORTA pins are enabled based on oscillator configuration.
TRISA7
CVREN
C2OUT
R is dependent upon the comparator voltage reference configuration bits, CVRCON<3:0> and CVRCON<5>.
Bit 7
REGISTERS ASSOCIATED WITH COMPARATOR VOLTAGE REFERENCE
CV
Module
COMPARATOR VOLTAGE REFERENCE OUTPUT BUFFER EXAMPLE
(1)
REF
PIC18FXXXX
TRISA6
CVROE
C1OUT
Bit 6
Impedance
Reference
Voltage
Output
R
(1)
(1)
PORTA Data Direction Register
C2INV
CVRR
Bit 5
RA2
PIC18F2420/2520/4420/4520
CVRSS
C1INV
Bit 4
CVR3
Bit 3
CIS
+
–
CVR2
Bit 2
CM2
CVR1
Bit 1
CM1
CV
REF
Output
CVR0
Bit 0
CM0
DS39631E-page 241
on page
Values
Reset
51
51
52
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