Datasheet

PIC18F6390/6490/8390/8490
DS39629C-page 18 © 2007 Microchip Technology Inc.
PORTF is a bidirectional I/O port.
RF0/AN5/SEG18
RF0
AN5
SEG18
18
I/O
I
O
ST
Analog
Analog
Digital I/O.
Analog input 5.
SEG18 output for LCD.
RF1/AN6/C2OUT/SEG19
RF1
AN6
C2OUT
SEG19
17
I/O
I
O
O
ST
Analog
—
Analog
Digital I/O.
Analog input 6.
Comparator 2 output.
SEG19 output for LCD.
RF2/AN7/C1OUT/SEG20
RF2
AN7
C1OUT
SEG20
16
I/O
I
O
O
ST
Analog
—
Analog
Digital I/O.
Analog input 7.
Comparator 1 output.
SEG20 output for LCD.
RF3/AN8/SEG21
RF3
AN8
SEG21
15
I/O
I
O
ST
Analog
Analog
Digital I/O.
Analog input 8.
SEG21 output for LCD.
RF4/AN9/SEG22
RF4
AN9
SEG22
14
I/O
I
O
ST
Analog
Analog
Digital I/O.
Analog input 9.
SEG22 output for LCD.
RF5/AN10/CV
REF/SEG23
RF5
AN10
CV
REF
SEG23
13
I/O
I
O
O
ST
Analog
Analog
Analog
Digital I/O.
Analog input 10.
Comparator reference voltage output.
SEG23 output for LCD.
RF6/AN11/SEG24
RF6
AN11
SEG24
12
I/O
I
O
ST
Analog
Analog
Digital I/O.
Analog input 11.
SEG24 output for LCD.
RF7/SS
/SEG25
RF7
SS
SEG25
11
I/O
I
O
ST
TTL
Analog
Digital I/O.
SPI slave select input.
SEG25 output for LCD.
TABLE 1-2: PIC18F6X90 PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number
Pin
Type
Buffer
Type
Description
TQFP
Legend: TTL = TTL compatible input CMOS = CMOS compatible input or output
ST = Schmitt Trigger input with CMOS levels Analog = Analog input
I = Input O = Output
P = Power OD = Open-Drain (no P diode to V
DD)
Note 1: Default assignment for CCP2 when Configuration bit, CCP2MX, is set.
2: Alternate assignment for CCP2 when Configuration bit, CCP2MX, is cleared.