PIC32MX1XX_12 Datasheet, PDF (23/328 Pages) Microchip Technology – 32-bit Microcontrollers (up to 128 KB Flash and 32 KB SRAM) with Audio and Graphics Interfaces, USB, and Advanced Analog

PIC32MX1XX/2XX
TABLE 1-1:
PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Number⁽¹⁾
Pin Name _28-pin
QFN
28-pin
SSOP/
SPDIP/
SOIC
36-pin
VTLA
44-pin
QFN/
TQFP/
VTLA
Pin
Type
Buffer
Type
Description
SDA1
15
18
19
1
I/O
ST Synchronous serial data input/output for
I2C1
SCL2
4
7
2
24
I/O
ST Synchronous serial clock input/output for
I2C2
SDA2
TMS
3
19⁽²⁾
11⁽³⁾
6
22⁽²⁾
14⁽³⁾
1
25⁽²⁾
15⁽³⁾
23
I/O
ST Synchronous serial data input/output for
I2C2
12
I
ST JTAG Test mode select pin
TCK
14
17
18
13
I
ST JTAG test clock input pin
TDI
13
16
17
35
O
— JTAG test data input pin
TDO
15
18
19
32
O
— JTAG test data output pin
RTCC
4
7
2
24
I
ST Real-Time Clock alarm output
CVREF-
28
3
34
20
I
Analog Comparator Voltage Reference (low)
CVREF+
27
2
33
19
I
Analog Comparator Voltage Reference (high)
CVREFOUT
22
25
28
14
O Analog Comparator Voltage Reference output
C1INA
4
7
2
24
I
Analog Comparator Inputs
C1INB
3
C1INC
2
6
1
23
I
Analog
5
36
22
I
Analog
C1IND
1
4
35
21
I
Analog
C2INA
2
5
36
22
I
Analog
C2INB
1
4
35
21
I
Analog
C2INC
4
7
2
24
I
Analog
C2IND
3
6
1
23
I
Analog
C3INA
23
26
29
15
I
Analog
C3INB
22
25
28
14
I
Analog
C3INC
27
2
33
19
I
Analog
C3IND
1
4
35
21
I
Analog
C1OUT
PPS
PPS
PPS
PPS
O
— Comparator Outputs
C2OUT
PPS
PPS
PPS
PPS
O
—
C3OUT
PPS
PPS
PPS
PPS
O
—
Legend:
Note 1:
2:
3:
CMOS = CMOS compatible input or output
ST = Schmitt Trigger input with CMOS levels
TTL = TTL input buffer
Analog = Analog input
O = Output
PPS = Peripheral Pin Select
P = Power
I = Input
— = N/A
Pin numbers are provided for reference only. See the “Pin Diagrams” section for device pin availability.
Pin number for PIC32MX1XX devices only.
Pin number for PIC32MX2XX devices only.
 2011-2012 Microchip Technology Inc.
Preliminary
DS61168E-page 23