PIC18F87J10 Datasheet, PDF (133/394 Pages) Microchip Technology – 64/80-Pin High-Performance, 1-Mbit Flash Microcontrollers with nanoWatt Technology

PIC18F87J10 FAMILY
TABLE 10-13: PORTF FUNCTIONS
Pin Name
Function
TRIS
Setting
I/O
I/O
Type
Description
RF1/AN6/
C2OUT
RF1
0
O
DIG LATF<1> data output; not affected by analog input.
1
I
ST PORTF<1> data input; disabled when analog input enabled.
AN6
1
I
ANA A/D input channel 6. Default configuration on POR.
C2OUT
0
O
DIG Comparator 2 output; takes priority over port data.
RF2/AN7/
C1OUT
RF2
0
O
DIG LATF<2> data output; not affected by analog input.
1
I
ST PORTF<2> data input; disabled when analog input enabled.
AN7
1
I
ANA A/D input channel 7. Default configuration on POR.
C1OUT
0
O
TTL Comparator 1 output; takes priority over port data.
RF3/AN8
RF3
0
O
DIG LATF<3> data output; not affected by analog input.
1
I
ST PORTF<3> data input; disabled when analog input enabled.
AN8
1
I
ANA A/D input channel 8 and Comparator C2+ input. Default input
configuration on POR; not affected by analog output.
RF4/AN9
RF4
0
O
DIG LATF<4> data output; not affected by analog input.
1
I
ST PORTF<4> data input; disabled when analog input enabled.
AN9
1
I
ANA A/D input channel 9 and Comparator C2- input. Default input
configuration on POR; does not affect digital output.
RF5/AN10/
CVREF
RF5
0
O
DIG LATF<5> data output; not affected by analog input. Disabled when
CVREF output enabled.
1
I
ST PORTF<5> data input; disabled when analog input enabled. Disabled
when CVREF output enabled.
AN10
1
I
ANA A/D input channel 10 and Comparator C1+ input. Default input
configuration on POR.
CVREF
x
O
ANA Comparator voltage reference output. Enabling this feature disables
digital I/O.
RF6/AN11
RF6
0
O
DIG LATF<6> data output; not affected by analog input.
1
I
ST PORTF<6> data input; disabled when analog input enabled.
AN11
1
I
ANA A/D input channel 11 and Comparator C1- input. Default input
configuration on POR; does not affect digital output.
RF7/SS1
RF7
0
O
DIG LATF<7> data output.
1
I
ST PORTF<7> data input.
SS1
1
I
TTL Slave select input for SSP (MSSP1 module).
Legend: PWR = Power Supply, O = Output, I = Input, ANA = Analog Signal, DIG = Digital Output, ST = Schmitt Buffer Input,
TTL = TTL Buffer Input, x = Don’t care (TRIS bit does not affect port direction or is overridden for this option).
TABLE 10-14: SUMMARY OF REGISTERS ASSOCIATED WITH PORTF
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
PORTF
RF7
RF6
RF5
RF4
RF3
RF2
RF1
LATF
LATF7 LATF6 LATF5 LATF4 LATF3 LATF2 LATF1
TRISF
TRISF7 TRISF6 TRISF5 TRISF4 TRISF3 TRISF2 TRISF1
ADCON1
—
—
VCFG1 VCFG0 PCFG3 PCFG2 PCFG1
CMCON
C2OUT C1OUT C2INV C1INV
CIS
CM2
CM1
CVRCON CVREN CVROE CVRR CVRSS CVR3 CVR2 CVR1
Legend: — = unimplemented, read as ‘0’. Shaded cells are not used by PORTF.
Bit 0
—
—
—
PCFG0
CM0
CVR0
Reset
Values
on page
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 2005 Microchip Technology Inc.
Advance Information
DS39663A-page 131