Microchip Technology AC164335 Ficha De Dados

DS70000178D-page 12

 2006-2014 Microchip Technology Inc.

RE0-RE7

I/O

ST

PORTE is a bidirectional I/O port.

RF6, RF7, RF8

I/O

ST

PORTF is a bidirectional I/O port.

SCK1
SDI1
SDO1

I/O

I

O

ST
ST

—

Synchronous serial clock input/output for SPI #1.
SPI #1 Data In.
SPI #1 Data Out.

SCL
SDA

I/O
I/O

ST
ST

Synchronous serial clock input/output for I

2

C™.

Synchronous serial data input/output for I

2

C.

T1CK
T2CK

I
I

ST
ST

Timer1 external clock input.
Timer2 external clock input.

U1RX
U1TX
U1ARX
U1ATX

I

O

I

O

ST

—

ST

—

UART1 Receive.
UART1 Transmit.
Alternate UART1 Receive.
Alternate UART1 Transmit.

CMP1A
CMP1B
CMP1C
CMP1D
CMP2A
CMP2B
CMP2C
CMP2D

I
I
I
I
I
I
I
I

Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog

Comparator 1 Channel A
Comparator 1 Channel B
Comparator 1 Channel C
Comparator 1 Channel D
Comparator 2 Channel A
Comparator 2 Channel B
Comparator 2 Channel C
Comparator 2 Channel D

CN0-CN7

I

ST

Input Change notification inputs
Can be software programmed for internal weak pull-ups on all inputs.

V

DD

P

—

Positive supply for logic and I/O pins.

V

SS

P

—

Ground reference for logic and I/O pins.

EXTREF

I

Analog

External reference to Comparator DAC

Legend: CMOS

=

CMOS compatible input or output 

Analog

=

Analog input

ST

=

Schmitt Trigger input with CMOS levels 

O

=

Output 

I

=

Input P

=

Power