PIC18F2682 Datasheet, PDF (23/484 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with ECAN Technology, 10-Bit A/D and nanoWatt Technology

PIC18F2682/2685/4682/4685
TABLE 1-3: PIC18F4682/4685 PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number
Pin Buffer
PDIP QFN TQFP ^{Type Type}
Description
PORTE is a bidirectional I/O port.
RE0/RD/AN5
RE0
RD
AN5
8 25 25
I/O ST
Digital I/O.
I TTL Read control for Parallel Slave Port
(see also WR and CS pins).
I Analog Analog input 5.
RE1/WR/AN6/C1OUT 9 26 26
RE1
I/O ST
Digital I/O.
WR
I TTL Write control for Parallel Slave Port
(see CS and RD pins).
AN6
I Analog Analog input 6.
C1OUT
O TTL Comparator 1 output.
RE2/CS/AN7/C2OUT 10 27 27
RE2
I/O ST
Digital I/O.
CS
I TTL Chip select control for Parallel Slave Port
(see related RD and WR pins).
AN7
I Analog Analog input 7.
C2OUT
O TTL Comparator 2 output.
RE3
— — — — — See MCLR/VPP/RE3 pin.
VSS
12, 6, 30, 6, 29 P
— Ground reference for logic and I/O pins.
31 31
VDD
11, 32 7, 8, 7, 28 P
— Positive supply for logic and I/O pins.
28, 29
NC
— 13 12, 13, — — No connect.
33, 34
Legend: TTL = TTL compatible input
ST = Schmitt Trigger input with CMOS levels
O = Output
CMOS = CMOS compatible input or output
I
= Input
P
= Power
© 2007 Microchip Technology Inc.
Preliminary
DS39761B-page 21