LM3S2637 Datasheet, PDF (616/678 Pages) Texas Instruments – Stellaris® LM3S2637 Microcontroller

Signal Tables
Table 18-5. Signals by Pin Number (continued)
Pin Number
Pin Name
Pin Type Buffer Type^a Description
F12
GND
-
Power Ground reference for logic and I/O pins.
PD0
I/O
TTL
GPIO port D bit 0.
G1
CAN0Rx
I
TTL
CAN module 0 receive.
PD1
I/O
TTL
GPIO port D bit 1.
G2
CAN0Tx
O
TTL
CAN module 0 transmit.
G3
VDD25
-
Power Positive supply for most of the logic function, including the
processor core and most peripherals.
G10
VDD33
-
Power Positive supply for I/O and some logic.
G11
VDD33
-
Power Positive supply for I/O and some logic.
G12
VDD33
-
Power Positive supply for I/O and some logic.
PD3
I/O
TTL
GPIO port D bit 3.
H1
U1Tx
O
TTL
UART module 1 transmit. When in IrDA mode, this signal has IrDA
modulation.
PD2
I/O
TTL
GPIO port D bit 2.
H2
U1Rx
I
TTL
UART module 1 receive. When in IrDA mode, this signal has IrDA
modulation.
H3
GND
-
Power Ground reference for logic and I/O pins.
H10
VDD33
-
Power Positive supply for I/O and some logic.
H11
RST
I
TTL
System reset input.
H12
PF1
I/O
TTL
GPIO port F bit 1.
J1
PG2
I/O
TTL
GPIO port G bit 2.
J2
PG3
I/O
TTL
GPIO port G bit 3.
J3
GND
-
Power Ground reference for logic and I/O pins.
J10
GND
-
Power Ground reference for logic and I/O pins.
J11
PF2
I/O
TTL
GPIO port F bit 2.
J12
PF3
I/O
TTL
GPIO port F bit 3.
K1
PG0
I/O
TTL
GPIO port G bit 0.
K2
PG1
I/O
TTL
GPIO port G bit 1.
K3
NC
-
-
No connect. Leave the pin electrically unconnected/isolated.
K4
NC
-
-
No connect. Leave the pin electrically unconnected/isolated.
K5
GND
-
Power Ground reference for logic and I/O pins.
K6
GND
-
Power Ground reference for logic and I/O pins.
K7
VDD33
-
Power Positive supply for I/O and some logic.
K8
VDD33
-
Power Positive supply for I/O and some logic.
K9
VDD33
-
Power Positive supply for I/O and some logic.
K10
GND
-
Power Ground reference for logic and I/O pins.
XOSC0
K11
I
Analog 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.
K12
XOSC1
O
Analog Hibernation module oscillator crystal output. Leave unconnected
when using a single-ended clock source.
PC4
I/O
TTL
GPIO port C bit 4.
L1
CCP5
I/O
TTL
Capture/Compare/PWM 5.
616
June 18, 2012
Texas Instruments-Production Data