LM3S3749 Datasheet, PDF (817/898 Pages) Texas Instruments – Stellaris® LM3S3749 Microcontroller

Stellaris® LM3S3749 Microcontroller
Table 21-2. Signals by Signal Name (continued)
Pin Name
Pin Number Pin Type Buffer Type^a Description
RST
64
I
TTL
System reset input.
SSI0Clk
28
I/O
TTL
SSI module 0 clock.
SSI0Fss
29
I/O
TTL
SSI module 0 frame.
SSI0Rx
30
I
TTL
SSI module 0 receive.
SSI0Tx
31
O
TTL
SSI module 0 transmit.
SSI1Clk
74
I/O
TTL
SSI module 1 clock.
SSI1Fss
75
I/O
TTL
SSI module 1 frame.
SSI1Rx
95
I
TTL
SSI module 1 receive.
SSI1Tx
96
O
TTL
SSI module 1 transmit.
SWCLK
80
I
TTL
JTAG/SWD CLK.
SWDIO
79
I/O
TTL
JTAG TMS and SWDIO.
SWO
77
O
TTL
JTAG TDO and SWO.
TCK
80
I
TTL
JTAG/SWD CLK.
TDI
78
I
TTL
JTAG TDI.
TDO
77
O
TTL
JTAG TDO and SWO.
TMS
79
I/O
TTL
JTAG TMS and SWDIO.
U0Rx
26
I
TTL
UART module 0 receive. When in IrDA mode, this signal has
IrDA modulation.
U0Tx
27
O
TTL
UART module 0 transmit. When in IrDA mode, this signal has
IrDA modulation.
U1Rx
66
I
TTL
UART module 1 receive. When in IrDA mode, this signal has
IrDA modulation.
U1Tx
67
O
TTL
UART module 1 transmit. When in IrDA mode, this signal has
IrDA modulation.
U2Rx
10
I
TTL
UART module 2 receive. When in IrDA mode, this signal has
IrDA modulation.
U2Tx
11
O
TTL
UART module 2 transmit. When in IrDA mode, this signal has
IrDA modulation.
USB0DM
70
I/O
Analog Bidirectional differential data pin (D- per USB specification)
for USB0.
USB0DP
71
I/O
Analog Bidirectional differential data pin (D+ per USB specification)
for USB0.
USB0EPEN
83
O
TTL
Optionally used in Host mode to control an external power
source to supply power to the USB bus.
USB0PFLT
76
I
TTL
Optionally used in Host mode by an external power source
to indicate an error state by that power source.
USB0RBIAS
73
O
Analog 9.1-kΩ resistor (1% precision) used internally for USB analog
circuitry.
VBAT
55
-
Power Power source for the Hibernation module. It is normally
connected to the positive terminal of a battery and serves as
the battery backup/Hibernation module power-source supply.
November 17, 2011
817
Texas Instruments-Production Data