LM3S2276 Datasheet, PDF (717/785 Pages) Texas Instruments – Stellaris® LM3S2276 Microcontroller

Stellaris® LM3S2276 Microcontroller
Table 19-3. Signals by Function, Except for GPIO (continued)
Function
Pin Name Pin Number Pin Type Buffer Type^a
Description
SSI0Clk
19
I/O
TTL
SSI module 0 clock.
SSI0Fss
20
I/O
TTL
SSI module 0 frame.
SSI
SSI0Rx
21
I
TTL
SSI module 0 receive.
SSI0Tx
22
O
TTL
SSI module 0 transmit.
NMI
55
I
TTL
Non-maskable interrupt.
System Control &
Clocks
OSC0
OSC1
30
I
Analog Main oscillator crystal input or an external clock
reference input.
31
O
Analog Main oscillator crystal output. Leave unconnected
when using a single-ended clock source.
RST
40
I
TTL
System reset input.
UART
U0Rx
U0Tx
17
I
TTL
UART module 0 receive. When in IrDA mode, this
signal has IrDA modulation.
18
O
TTL
UART module 0 transmit. When in IrDA mode, this
signal has IrDA modulation.
a. The TTL designation indicates the pin has TTL-compatible voltage levels.
Table 19-4. GPIO Pins and Alternate Functions
IO
Pin Number
PA0
17
PA1
18
PA2
19
PA3
20
PA4
21
PA5
22
PA6
25
PA7
26
PB0
41
PB1
42
PB2
47
PB3
27
PB4
58
PB5
57
PB6
56
PB7
55
PC0
52
PC1
51
PC2
50
PC3
49
PC4
11
PC5
14
PC6
15
PC7
16
PD0
61
Multiplexed Function
U0Rx
U0Tx
SSI0Clk
SSI0Fss
SSI0Rx
SSI0Tx
PWM4
PWM5
PWM2
PWM3
I2C0SCL
I2C0SDA
CAN0Rx
CAN0Tx
Fault1
NMI
TCK
TMS
TDI
TDO
PWM6
Fault2
PWM7
CCP0
PWM0
Multiplexed Function
SWCLK
SWDIO
SWO
November 17, 2011
717
Texas Instruments-Production Data