PIC18F2480/2580/4480/4580
TABLE 1-3:
Pin Name
PIC18F4480/4580 PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Number
Pin Buffer
Type Type
Description
PDIP QFN TQFP
PORTE is a bidirectional I/O port.
RE0/RD/AN5
RE0
8
9
25
26
25
26
I/O
I
ST
TTL
Digital I/O.
RD
Read control for Parallel Slave Port (see also WR
and CS pins).
Analog Input 5.
AN5
I
Analog
RE1/WR/AN6/C1OUT
RE1
WR
I/O
I
ST
TTL
Digital I/O.
Write control for Parallel Slave Port (see CS
and RD pins).
AN6
C1OUT
I
O
Analog
TTL
Analog Input 6.
Comparator 1 output.
RE2/CS/AN7/C2OUT
10
27
27
RE2
CS
I/O
I
ST
TTL
Digital I/O.
Chip select control for Parallel Slave Port (see
related RD and WR).
Analog Input 7.
AN7
C2OUT
I
O
Analog
TTL
Comparator 2 output.
RE3
VSS
—
—
—
—
P
—
—
See MCLR/VPP/RE3 pin.
12, 6, 30, 6, 29
Ground reference for logic and I/O pins.
31
31
VDD
NC
11,
7, 8, 7, 28
P
—
—
Positive supply for logic and I/O pins.
No connect.
32 28, 29
13 12, 13,
33, 34
Legend: TTL = TTL compatible input
ST = Schmitt Trigger input with CMOS levels
= Output
I2C = I2C™/SMBus input buffer
—
—
CMOS = CMOS compatible input or output
I
P
= Input
= Power
O
© 2009 Microchip Technology Inc.
DS39637D-page 23
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