鈥?/div>
Analog
Analog
PORTB is a bidirectional I/O port.
PORTC is a bidirectional I/O port.
PORTD is a bidirectional I/O port.
PORTF is a bidirectional I/O port.
PORTG is a bidirectional I/O port.
Synchronous serial clock input/output for SPI1.
SPI1 Data In.
SPI1 Data Out.
SPI1 Slave Synchronization.
Synchronous serial clock input/output for SPI2.
SPI2 Data In.
SPI2 Data Out.
SPI2 Slave Synchronization.
Synchronous serial clock input/output for I
2
C.
Synchronous serial data input/output for I
2
C.
32 kHz low power oscillator crystal output.
32 kHz low power oscillator crystal input. ST buffer when config-
ured in RC mode; CMOS otherwise.
Timer1 external clock input.
Timer2 external clock input.
Timer3 external clock input.
Timer4 external clock input.
Timer5 external clock input.
UART1 Receive.
UART1 Transmit.
UART1 Alternate Receive.
UART1 Alternate Transmit.
UART2 Receive.
UART2 Transmit.
Positive supply for logic and I/O pins.
Ground reference for logic and I/O pins.
Analog Voltage Reference (High) input.
Analog Voltage Reference (Low) input.
Legend:
CMOS = CMOS compatible input or output
ST
= Schmitt Trigger input with CMOS levels
I
= Input
Analog = Analog input
O
= Output
P
= Power
铮?/div>
2004 Microchip Technology Inc.
Preliminary
DS70117C-page 11
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