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PIC18F4680ISPSQTP Folha de dados(PDF) 267 Page - Microchip Technology

Nome de Peças PIC18F4680ISPSQTP
Descrição Electrónicos  28/40/44-Pin Enhanced Flash Microcontrollers with ECAN??Technology, 10-Bit A/D and nanoWatt Technology
PDF  482 Pages
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Fabricante Electrônico  MICROCHIP [Microchip Technology]
Página de início  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC18F4680ISPSQTP Folha de dados(HTML) 267 Page - Microchip Technology

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© 2007 Microchip Technology Inc.
Preliminary
DS39625C-page 265
PIC18F2585/2680/4585/4680
FIGURE 21-2:
VOLTAGE REFERENCE OUTPUT BUFFER EXAMPLE
TABLE 21-1:
REGISTERS ASSOCIATED WITH COMPARATOR VOLTAGE REFERENCE
CVREF Output
+
–
CVREF
Module
Voltage
Reference
Output
Impedance
R(1)
RA0
Note 1:
R is dependent upon the voltage reference configuration bits, CVRCON<3:0> and CVRCON<5>.
PIC18F4X8X
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Reset
Values
on page
CVRCON(2)
CVREN
CVROE
CVRR
CVRSS
CVR3
CVR2
CVR1
CVR0
51
CMCON(2)
C2OUT
C1OUT
C2INV
C1INV
CIS
CM2
CM1
CM0
51
TRISA
TRISA7(1) TRISA6(1) PORTA Data Direction Register
52
Legend: Shaded cells are not used with the comparator voltage reference.
Note 1:
PORTA pins are enabled based on oscillator configuration.
2:
These registers are unimplemented on PIC18F2X8X devices.



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