Datasheet
© 2010 Microchip Technology Inc. DS61156D-page 31
PIC32MX5XX/6XX/7XX
SDO1 — 72 D9 O — SPI1 data out.
SS1
— 69 E10 I/O ST SPI1 slave synchronization or frame pulse I/O.
SCK1A 49 48 K9 I/O ST Synchronous serial clock input/output for
SPI1A.
SDI1A 50 52 K11 I ST SPI1A data in.
SDO1A 51 53 J10 O — SPI1A data out.
SS1A 43 47 L9 I/O ST SPI1A slave synchronization or frame pulse
I/O.
SCK2A 4 10 E3 I/O ST Synchronous serial clock input/output for
SPI2A.
SDI2A 5 11 F4 I ST SPI2A data in.
SDO2A 6 12 F2 O — SPI2A data out.
SS2A
8 14 F3 I/O ST SPI2A slave synchronization or frame pulse
I/O.
SCK3A 29 39 L6 I/O ST Synchronous serial clock input/output for
SPI3A.
SDI3A 31 49 L10 I ST SPI3A data in.
SDO3A 32 50 L11 O — SPI3A data out.
SS3A 21 40 K6 I/O ST SPI3A slave synchronization or frame pulse
I/O.
SCL1 44 66 E11 I/O ST Synchronous serial clock input/output for I2C1.
SDA1 43 67 E8 I/O ST Synchronous serial data input/output for I2C1.
SCL1A 51 53 J10 I/O ST Synchronous serial clock input/output for
I2C1A.
SDA1A 50 52 K11 I/O ST Synchronous serial data input/output for
I2C1A.
SCL2 — 58 H11 I/O ST Synchronous serial clock input/output for I2C2.
SDA2 — 59 G10 I/O ST Synchronous serial data input/output for I2C2.
SCL2A 6 12 F2 I/O ST Synchronous serial clock input/output for
I2C2A.
SDA2A 5 11 F4 I/O ST Synchronous serial data input/output for
I2C2A.
SCL3A 32 50 L11 I/O ST Synchronous serial clock input/output for
I2C3A.
SDA3A 31 49 L10 I/O ST Synchronous serial data input/output for
I2C3A.
TMS 23 17 G3 I ST JTAG Test mode select pin.
TCK 27 38 J6 I ST JTAG test clock input pin.
TDI 28 60 G11 I ST JTAG test data input pin.
TDO 24 61 G9 O — JTAG test data output pin.
RTCC 42 68 E9 O — Real-Time Clock alarm output.
TABLE 1-1: PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number
(1)
Pin
Type
Buffer
Type
Description
64-Pin
QFN/TQFP
100-Pin
TQFP
121-Pin
XBGA
Legend: CMOS = CMOS compatible input or output Analog = Analog input P = Power
ST = Schmitt Trigger input with CMOS levels O = Output I = Input
TTL = TTL input buffer
Note 1: Pin numbers are provided for reference only. See the “Pin Diagrams” section for device pin availability.
2: See Section 24.0 “Ethernet Controller” for more information.