LM3S2276 Datasheet, PDF (711/785 Pages) Texas Instruments – Stellaris® LM3S2276 Microcontroller

Stellaris® LM3S2276 Microcontroller
Table 19-1. Signals by Pin Number (continued)
Pin Number
Pin Name
Pin Type Buffer Type^a Description
38
VDD25
-
Power Positive supply for most of the logic function, including the
processor core and most peripherals.
39
GND
-
Power Ground reference for logic and I/O pins.
40
RST
I
TTL
System reset input.
PB0
I/O
TTL
GPIO port B bit 0.
41
PWM2
O
TTL
PWM 2. This signal is controlled by PWM Generator 1.
PB1
I/O
TTL
GPIO port B bit 1.
42
PWM3
O
TTL
PWM 3. This signal is controlled by PWM Generator 1.
43
VDD
-
Power Positive supply for I/O and some logic.
44
GND
-
Power Ground reference for logic and I/O pins.
45
NC
-
-
No connect. Leave the pin electrically unconnected/isolated.
46
NC
-
-
No connect. Leave the pin electrically unconnected/isolated.
PB2
I/O
TTL
GPIO port B bit 2.
47
I2C0SCL
I/O
OD
I²C module 0 clock.
48
NC
-
-
No connect. Leave the pin electrically unconnected/isolated.
PC3
I/O
TTL
GPIO port C bit 3.
49
SWO
O
TTL
JTAG TDO and SWO.
TDO
O
TTL
JTAG TDO and SWO.
PC2
I/O
TTL
GPIO port C bit 2.
50
TDI
I
TTL
JTAG TDI.
PC1
I/O
TTL
GPIO port C bit 1.
51
SWDIO
I/O
TTL
JTAG TMS and SWDIO.
TMS
I/O
TTL
JTAG TMS and SWDIO.
PC0
I/O
TTL
GPIO port C bit 0.
52
SWCLK
I
TTL
JTAG/SWD CLK.
TCK
I
TTL
JTAG/SWD CLK.
53
GND
-
Power Ground reference for logic and I/O pins.
54
VDD25
-
Power Positive supply for most of the logic function, including the
processor core and most peripherals.
PB7
I/O
TTL
GPIO port B bit 7.
55
NMI
I
TTL
Non-maskable interrupt.
PB6
I/O
TTL
GPIO port B bit 6.
56
Fault1
I
TTL
PWM Fault 1.
PB5
I/O
TTL
GPIO port B bit 5.
57
CAN0Tx
O
TTL
CAN module 0 transmit.
PB4
I/O
TTL
GPIO port B bit 4.
58
CAN0Rx
I
TTL
CAN module 0 receive.
59
VDD
-
Power Positive supply for I/O and some logic.
60
GND
-
Power Ground reference for logic and I/O pins.
PD0
I/O
TTL
GPIO port D bit 0.
61
PWM0
O
TTL
PWM 0. This signal is controlled by PWM Generator 0.
November 17, 2011
711
Texas Instruments-Production Data