PIC18F6680-I/L Microchip Technology, PIC18F6680-I/L Datasheet - Page 269

• Manufacturer Part Number: PIC18F6680-I/L
• Description: Microcontrollers (MCU) 64KB 3328 RAM 52 I/O
• Manufacturer: Microchip Technology

Specifications of PIC18F6680-I/L

• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 3.25 KB
• Interface Type: I2C/SPI/AUSART/CAN
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 53
• Number Of Timers: 5
• Operating Supply Voltage: 4.2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, ICE4000, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12-ch x 10-bit
• Program Memory Type: Flash
• Program Memory Size: 64 KB
• Package / Case: PLCC-68
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 21-2:
TABLE 21-1:
 2004 Microchip Technology Inc.
CVRCON CVREN CVROE
CMCON
TRISF
Legend: x = unknown, u = unchanged, - = unimplemented, read as ‘0’.
Name
Note 1:
Shaded cells are not used with the comparator voltage reference.
C2OUT
TRISF7 TRISF6 TRISF5 TRISF4 TRISF3 TRISF2 TRISF1 TRISF0 1111 1111 1111 1111
Bit 7
R is dependent upon the voltage reference configuration bits CVRCON<3:0> and CVRCON<5>.
REGISTERS ASSOCIATED WITH COMPARATOR VOLTAGE REFERENCE
CV
Module
VOLTAGE REFERENCE OUTPUT BUFFER EXAMPLE
C1OUT
REF
Bit 6
Impedance
Reference
Voltage
Output
C2INV
CVRR
Bit 5
R
(1)
CVRSS
C1INV
Bit 4
PIC18F6585/8585/6680/8680
RF5
CVR3
Bit 3
CIS
CVR2
Bit 2
CM2
+
–
CVR1
Bit 1
CM1
CVR0
Bit 0
CM0
CV
REF
0000 0000 0000 0000
0000 0000 0000 0000
Output
Value on
POR
DS30491C-page 267
Value on
all other
Resets