Datasheet
dsPIC33FJ32GS406/606/608/610 and dsPIC33FJ64GS406/606/608/610
DS70591E-page 20 2009-2012 Microchip Technology Inc.
U1CTS
U1RTS
U1RX
U1TX
U2CTS
U2RTS
U2RX
U2TX
I
O
I
O
I
O
I
O
ST
—
ST
—
ST
—
ST
—
UART1 Clear-to-Send.
UART1 Ready-to-Send.
UART1 receive.
UART1 transmit.
UART2 Clear-to-Send.
UART2 Ready-to-Send.
UART2 receive.
UART2 transmit.
SCK1
SDI1
SDO1
SS1
, ASS1
SCK2
SDI2
SDO2
SS2
I/O
I
O
I/O
I/O
I
O
I/O
ST
ST
—
ST
ST
ST
—
ST
Synchronous serial clock input/output for SPI1.
SPI1 data in.
SPI1 data out.
SPI1 slave synchronization or frame pulse I/O.
Synchronous serial clock input/output for SPI2.
SPI2 data in.
SPI2 data out.
SPI2 slave synchronization or frame pulse I/O.
SCL1
SDA1
SCL2
SDA2
I/O
I/O
I/O
I/O
ST
ST
ST
ST
Synchronous serial clock input/output for I2C1.
Synchronous serial data input/output for I2C1.
Synchronous serial clock input/output for I2C2.
Synchronous serial data input/output for I2C2.
TMS
TCK
TDI
TDO
I
I
I
O
TTL
TTL
TTL
—
JTAG Test mode select pin.
JTAG test clock input pin.
JTAG test data input pin.
JTAG test data output pin.
CMP1A
CMP1B
CMP1C
CMP1D
CMP2A
CMP2B
CMP2C
CMP2D
CMP3A
CMP3B
CMP3C
CMP3D
CMP4A
CMP4B
CMP4C
CMP4D
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Analog
Analog
Analog
Analog
Analog
Analog
Analog
Analog
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.
Comparator 3 Channel A.
Comparator 3 Channel B.
Comparator 3 Channel C.
Comparator 3 Channel D.
Comparator 4 Channel A.
Comparator 4 Channel B.
Comparator 4 Channel C.
Comparator 4 Channel D.
DACOUT O — DAC output voltage.
EXTREF I Analog External voltage reference input for the reference DACs.
REFCLK O — REFCLK output signal is a postscaled derivative of the system clock.
TABLE 1-1: PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin
Type
Buffer
Type
Description
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