Datasheet

© 2008-2012 Microchip Technology Inc. DS70318F-page 17
dsPIC33FJ06GS101/X02 and dsPIC33FJ16GSX02/X04
TABLE 1-1: PINOUT I/O DESCRIPTIONS
Pin Name
Pin
Type
Buffer
Type
PPS
Capable
Description
AN0-AN11 I Analog No Analog input channels
CLKI
CLKO
I
O
ST/CMOS
—
No
No
External clock source input. Always associated with OSC1 pin
function.
Oscillator crystal output. Connects to crystal or resonator in Crystal
Oscillator mode. Optionally functions as CLKO in RC and EC
modes. Always associated with OSC2 pin function.
OSC1
OSC2
I
I/O
ST/CMOS
—
No
No
Oscillator crystal input. ST buffer when configured in RC mode;
CMOS otherwise.
Oscillator crystal output. Connects to crystal or resonator in Crystal
Oscillator mode. Optionally functions as CLKO in RC and EC
modes.
CN0-CN29 I ST No Change notification inputs. Can be software programmed for
internal weak pull-ups on all inputs.
IC1-IC2 I ST Yes Capture inputs 1/2
OCFA
OC1-OC2
I
O
ST
—
Yes
Yes
Compare Fault A input (for Compare Channels 1 and 2)
Compare Outputs 1 through 2
INT0
INT1
INT2
I
I
I
ST
ST
ST
No
Yes
Yes
External Interrupt 0
External Interrupt 1
External Interrupt 2
RA0-RA4 I/O ST No PORTA is a bidirectional I/O port
RB0-RB15 I/O ST No PORTB is a bidirectional I/O port
RC0-RC13 I/O ST No PORTC is a bidirectional I/O port
RP0-RP29 I/O ST No Remappable I/O pins
T1CK
T2CK
T3CK
I
I
I
ST
ST
ST
Yes
Yes
Yes
Timer1 external clock input
Timer2 external clock input
Timer3 external clock input
U1CTS
U1RTS
U1RX
U1TX
I
O
I
O
ST
—
ST
—
Yes
Yes
Yes
Yes
UART1 clear to send
UART1 ready to send
UART1 receive
UART1 transmit
SCK1
SDI1
SDO1
SS1
I/O
I
O
I/O
ST
ST
—
ST
Yes
Yes
Yes
Yes
Synchronous serial clock input/output for SPI1
SPI1 data in
SPI1 data out
SPI1 slave synchronization or frame pulse I/O
SCL1
SDA1
I/O
I/O
ST
ST
No
No
Synchronous serial clock input/output for I2C1
Synchronous serial data input/output for I2C1
TMS
TCK
TDI
TDO
I
I
I
O
TTL
TTL
TTL
—
No
No
No
No
JTAG Test mode select pin
JTAG test clock input pin
JTAG test data input pin
JTAG test data output pin
Legend: CMOS = CMOS compatible input or output Analog = Analog input I = Input
ST = Schmitt Trigger input with CMOS levels P = Power O = Output
TTL = Transistor-Transistor Logic PPS = Peripheral Pin Select