Datasheet
Table 21-5. Signals by Pin Number (continued)
DescriptionBuffer Type
a
Pin TypePin NamePin Number
GPIO port D bit 1.TTLI/OPD1
G2
CAN module 0 transmit.TTLOCAN0Tx
Positive supply for most of the logic function, including the
processor core and most peripherals.
Power-VDD25
G3
Positive supply for I/O and some logic.Power-VDD33
G10
Positive supply for I/O and some logic.Power-VDD33
G11
Positive supply for I/O and some logic.Power-VDD33
G12
GPIO port D bit 3.TTLI/OPD3
H1
UART module 1 transmit. When in IrDA mode, this signal has IrDA
modulation.
TTLOU1Tx
GPIO port D bit 2.TTLI/OPD2
H2
UART module 1 receive. When in IrDA mode, this signal has IrDA
modulation.
TTLIU1Rx
Ground reference for logic and I/O pins.Power-GND
H3
Positive supply for I/O and some logic.Power-VDD33
H10
System reset input.TTLIRST
H11
GPIO port F bit 1.TTLI/OPF1
H12
QEI module 1 index.TTLIIDX1
Ethernet PHY XTALN 25-MHz oscillator crystal output. Connect
this pin to ground when using a single-ended 25-MHz clock input
connected to the XTALPPHY pin.
TTLOXTALNPHY
J1
Ethernet PHY XTALP 25-MHz oscillator crystal input or external
clock reference input.
TTLIXTALPPHY
J2
Ground reference for logic and I/O pins.Power-GND
J3
Ground reference for logic and I/O pins.Power-GND
J10
GPIO port F bit 2.TTLI/OPF2
J11
Ethernet LED 1.TTLOLED1
GPIO port F bit 3.TTLI/OPF3
J12
Ethernet LED 0.TTLOLED0
GPIO port G bit 0.TTLI/OPG0
K1
GPIO port G bit 1.TTLI/OPG1
K2
PWM 1. This signal is controlled by PWM Generator 0.TTLOPWM1
12.4-kΩ resistor (1% precision) used internally for Ethernet PHY.AnalogIERBIAS
K3
GND of the Ethernet PHY.Power-GNDPHY
K4
Ground reference for logic and I/O pins.Power-GND
K5
Ground reference for logic and I/O pins.Power-GND
K6
Positive supply for I/O and some logic.Power-VDD33
K7
Positive supply for I/O and some logic.Power-VDD33
K8
Positive supply for I/O and some logic.Power-VDD33
K9
Ground reference for logic and I/O pins.Power-GND
K10
Hibernation module oscillator crystal input or an external clock
reference input. Note that this is either a crystal or a 32.768-kHz
oscillator for the Hibernation module RTC.
AnalogIXOSC0
K11
June 18, 2012734
Texas Instruments-Production Data
Signal Tables
NRND: Not recommended for new designs.