
PIC18F6393/6493/8393/8493
DS39896C-page 20
2010 Microchip Technology Inc.
PORTG is a bidirectional I/O port.
RG0/SEG30
RG0
SEG30
3
I/O
O
ST
Analog
Digital I/O.
SEG30 output for LCD.
RG1/TX2/CK2/SEG29
RG1
TX2
CK2
SEG29
4
I/O
O
I/O
O
ST
—
ST
Analog
Digital I/O.
AUSART2 asynchronous transmit.
AUSART2 synchronous clock (see related RX2/DT2).
SEG29 output for LCD.
RG2/RX2/DT2/SEG28
RG2
RX2
DT2
SEG28
5
I/O
I
I/O
O
ST
Analog
Digital I/O.
AUSART2 asynchronous receive.
AUSART2 synchronous data (see related TX2/CK2).
SEG28 output for LCD.
RG3/SEG27
RG3
SEG27
6
I/O
O
ST
Analog
Digital I/O.
SEG27 output for LCD.
RG4/SEG26
RG4
SEG26
8
I/O
O
ST
Analog
Digital I/O.
SEG26 output for LCD.
RG5
See MCLR/VPP/RG5 pin.
VSS
9, 25, 41, 56
P
—
Ground reference for logic and I/O pins.
VDD
10, 26, 38, 57
P
—
Positive supply for logic and I/O pins.
AVSS
20
P
—
Ground reference for analog modules.
AVDD
19
P
—
Positive supply for analog modules.
TABLE 1-2:
PIC18F6X93 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
I2C
= ST with I2C or SMB levels
Note 1: Default assignment for CCP2 when Configuration bit, CCP2MX, is set.
2: Alternate assignment for CCP2 when Configuration bit, CCP2MX, is cleared.