PIC32MX1XX_12 Datasheet, PDF (22/328 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
RC0
RC1
RC2
RC3
RC4
RC5
RC6
RC7
RC8
RC9
T1CK
T2CK
T3CK
T4CK
T5CK
—
—
—
—
—
—
—
—
—
—
9
PPS
PPS
PPS
PPS
—
—
—
—
—
—
—
—
—
—
12
PPS
PPS
PPS
PPS
3
4
—
11
—
—
—
—
—
20
10
PPS
PPS
PPS
PPS
25
I/O
26
I/O
27
I/O
36
I/O
37
I/O
38
I/O
2
I/O
3
I/O
4
I/O
5
I/O
34
I
PPS
I
PPS
I
PPS
I
PPS
I
ST PORTC is a bidirectional I/O port
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST Timer1 external clock input
ST Timer2 external clock input
ST Timer3 external clock input
ST Timer4 external clock input
ST Timer5 external clock input
U1CTS
PPS
PPS
PPS
PPS
I
ST UART1 clear to send
U1RTS
U1RX
U1TX
PPS
PPS
PPS
PPS
O
PPS
PPS
PPS
PPS
I
PPS
PPS
PPS
PPS
O
— UART1 ready to send
ST UART1 receive
— UART1 transmit
U2CTS
PPS
PPS
PPS
PPS
I
ST UART2 clear to send
U2RTS
U2RX
U2TX
SCK1
SDI1
SDO1
PPS
PPS
PPS
22
PPS
PPS
PPS
PPS
PPS
25
PPS
PPS
PPS
PPS
PPS
28
PPS
PPS
PPS
O
PPS
I
PPS
O
14
I/O
PPS
I
PPS
O
— UART2 ready to send
ST _{UART2 receive}
— _{UART2 transmit}
ST Synchronous serial clock input/output for
SPI1
ST ^{SPI1 data in}
— ^{SPI1 data out}
SS1
SCK2
SDI2
SDO2
PPS
23
PPS
PPS
PPS
26
PPS
PPS
PPS
29
PPS
PPS
PPS
I/O
15
I/O
PPS
I
PPS
O
ST SPI1 slave synchronization or frame
pulse I/O
ST Synchronous serial clock input/output for
SPI2
ST ^{SPI2 data in}
— ^{SPI2 data out}
SS2
SCL1
Legend:
Note 1:
2:
3:
PPS
PPS
PPS
PPS
I/O
ST SPI2 slave synchronization or frame
pulse I/O
14
17
18
44
I/O
ST Synchronous serial clock input/output for
I2C1
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.
DS61168E-page 22
Preliminary
 2011-2012 Microchip Technology Inc.