LM3S6950 Luminary Micro, Inc, LM3S6950 Datasheet - Page 521

• Manufacturer Part Number: LM3S6950
• Description: Lm3s6950 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

July 25, 2008
Table 20-8. GPIO Pins and Alternate Functions
System Control &
Clocks
UART
Function
GPIO Pin
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PB0
PB1
PB2
SSI0Tx
SSI1Clk
SSI1Fss
SSI1Rx
SSI1Tx
CMOD0
CMOD1
OSC0
OSC1
RST
TRST
XOSC0
XOSC1
U0Rx
U0Tx
U1Rx
U1Tx
U2Rx
U2Tx
Pin Name
Number
M11
A11
B12
B11
A12
E11
B10
H11
K11
K12
Pin
L11
M5
M3
A8
H2
H1
K1
K2
L3
Pin Number
E12
D12
C11
M3
M4
M5
M6
L3
L4
L5
L6
Preliminary
Pin Type
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
Analog
Analog
Analog
Analog
Buffer
Type
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
Multiplexed Function
SSI0Clk
SSI0Fss
I2C0SCL
SSI module 0 transmit
SSI module 1 clock
SSI module 1 frame
SSI module 1 receive
SSI module 1 transmit
CPU Mode bit 0. Input must be set to logic 0
(grounded); other encodings reserved.
CPU Mode bit 1. Input must be set to logic 0
(grounded); other encodings reserved.
Main oscillator crystal input or an external clock
reference input.
Main oscillator crystal output.
System reset input.
JTAG TRSTn
Hibernation Module oscillator crystal input or an
external clock reference input. Note that this is
either a 4.19-MHz crystal or a 32.768-kHz oscillator
for the Hibernation Module RTC. See the CLKSEL
bit in the HIBCTL register.
Hibernation Module oscillator crystal output.
UART module 0 receive. When in IrDA mode, this
signal has IrDA modulation.
UART module 0 transmit. When in IrDA mode, this
signal has IrDA modulation.
UART module 1 receive. When in IrDA mode, this
signal has IrDA modulation.
UART module 1 transmit. When in IrDA mode, this
signal has IrDA modulation.
UART 2 Receive. When in IrDA mode, this signal
has IrDA modulation.
UART 2 Transmit. When in IrDA mode, this signal
has IrDA modulation.
SSI0Rx
SSI0Tx
U0Rx
U0Tx
CCP1
CCP4
PWM2
PWM3
LM3S6950 Microcontroller
Description
Multiplexed Function
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