Datasheet

© 2010 Microchip Technology Inc. DS70139G-page 17
dsPIC30F2011/2012/3012/3013
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.
SOSCO
SOSCI
O
I
—
ST/CMOS
32 kHz low-power oscillator crystal output.
32 kHz low-power oscillator crystal input. ST buffer when configured in RC
mode; CMOS otherwise.
T1CK
T2CK
I
I
ST
ST
Timer1 external clock input.
Timer2 external clock input.
U1RX
U1TX
U1ARX
U1ATX
U2RX
U2TX
I
O
I
O
I
O
ST
—
ST
—
ST
—
UART1 Receive.
UART1 Transmit.
UART1 Alternate Receive.
UART1 Alternate Transmit.
UART2 Receive.
UART2 Transmit.
V
DD P — Positive supply for logic and I/O pins.
VSS P — Ground reference for logic and I/O pins.
V
REF+ I Analog Analog Voltage Reference (High) input.
V
REF- I Analog Analog Voltage Reference (Low) input.
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
ST = Schmitt Trigger input with CMOS levels O = Output
I = Input P = Power