Datasheet

© 2009 Microchip Technology Inc. DS39761C-page 23
PIC18F2682/2685/4682/4685
PORTE is a bidirectional I/O port.
RE0/RD
/AN5
RE0
RD
AN5
82525
I/O
I
I
ST
TTL
Analog
Digital I/O.
Read control for Parallel Slave Port
(see also W
R and CS pins).
Analog input 5.
RE1/WR
/AN6/C1OUT
RE1
WR
AN6
C1OUT
92626
I/O
I
I
O
ST
TTL
Analog
TTL
Digital I/O.
Write control for Parallel Slave Port
(see C
S and RD pins).
Analog input 6.
Comparator 1 output.
RE2/CS
/AN7/C2OUT
RE2
CS
AN7
C2OUT
10 27 27
I/O
I
I
O
ST
TTL
Analog
TTL
Digital I/O.
Chip select control for Parallel Slave Port
(see related RD
and WR pins).
Analog input 7.
Comparator 2 output.
RE3 — — — — — See MCLR
/VPP/RE3 pin.
V
SS 12,
31
6, 30,
31
6, 29 P — Ground reference for logic and I/O pins.
V
DD 11, 32 7, 8,
28, 29
7, 28 P — Positive supply for logic and I/O pins.
NC — 13 12, 13,
33, 34
— — No connect.
TABLE 1-3: PIC18F4682/4685 PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number
Pin
Type
Buffer
Type
Description
PDIP QFN TQFP
Legend: TTL = TTL compatible input CMOS = CMOS compatible input or output
ST = Schmitt Trigger input with CMOS levels I = Input
O = Output P = Power