Datasheet

PIC32MX330/350/370/430/450/470
DS60001185C-page 22  2012-2013 Microchip Technology Inc.
U1CTS PPS PPS PPS I ST UART1 Clear to Send
U1RTS
PPS PPS PPS O — UART1 Ready to Send
U1RX PPS PPS PPS I ST UART1 Receive
U1TX PPS PPS PPS O — UART1 Transmit
U2CTS PPS PPS PPS I ST UART2 Clear to Send
U2RTS
PPS PPS PPS O — UART2 Ready to Send
U2RX PPS PPS PPS I ST UART2 Receive
U2TX PPS PPS PPS O — UART2 Transmit
U3CTS
PPS PPS PPS I ST UART3 Clear to Send
U3RTS
PPS PPS PPS O — UART3 Ready to Send
U3RX PPS PPS PPS I ST UART3 Receive
U3TX PPS PPS PPS O — UART3 Transmit
U4CTS
PPS PPS PPS I ST UART4 Clear to Send
U4RTS
PPS PPS PPS O — UART4 Ready to Send
U4RX PPS PPS PPS I ST UART4 Receive
U4TX PPS PPS PPS O — UART4 Transmit
U5CTS
(3)
PPS PPS PPS I ST UART5 Clear to Send
U5RTS
(3)
PPS PPS PPS O — UART5 Ready to Send
U5RX
(3)
PPS PPS PPS I ST UART5 Receive
U5TX
(3)
PPS PPS PPS O — UART5 Transmit
SCK1 35
(1)
, 50
(2)
55
(1)
, 70
(2)
B30
(1)
, B38
(2)
I/O ST Synchronous Serial Clock Input/Output for SPI1
SDI1 PPS PPS PPS O — SPI1 Data In
SDO1 PPS PPS PPS I/O ST SPI1 Data Out
SS1 PPS PPS PPS I/O — SPI1 Slave Synchronization for Frame Pulse I/O
SCK2 4 10 A7 I/O ST Synchronous Serial Clock Input/Output for SPI2
SDI2 PPS PPS PPS O — SPI2 Data In
SDO2 PPS PPS PPS I/O ST SPI2 Data Out
SS2
PPS PPS PPS I/O — SPI2 Slave Synchronization for Frame Pulse I/O
SCL1 37
(1)
, 44
(2)
57
(1)
, 66
(2)
B31
(1)
, B36
(2)
I/O ST Synchronous Serial Clock Input/Output for I2C1
SDA1 36
(1)
, 43
(2)
56
(1)
, 67
(2)
A38
(1)
, A44
(2)
I/O ST Synchronous Serial Data Input/Output for I2C1
SCL2 32 58 A39 I/O ST Synchronous Serial Clock Input/Output for I2C2
SDA2 31 59 B32 I/O ST Synchronous Serial Data Input/Output for I2C2
TMS 23 17 B9 I ST JTAG Test Mode Select Pin
TCK 27 38 A26 I ST JTAG Test Clock Input Pin
TDI 28 60 A40 I — JTAG Test Clock Input Pin
TDO 24 61 B33 O — JTAG Test Clock Output Pin
RTCC 42 68 B37 O — Real-Time Clock Alarm Output
TABLE 1-1: PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number
Pin
Type
Buffer
Type
Description
64-pin
QFN/
TQFP
100-pin
TQFP
124-pin
VTLA
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: This pin is only available on devices without a USB module.
2: This pin is only available on devices with a USB module.
3: This pin is not available on 64-pin devices.