LM3S2651 Luminary Micro, Inc, LM3S2651 Datasheet - Page 514

• Manufacturer Part Number: LM3S2651
• Description: Lm3s2651 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

Signal Tables
514
Table 20-4. GPIO Pins and Alternate Functions
System Control &
Clocks
UART
Function
GPIO Pin
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PB0
PB1
PB2
PB3
PB4
PB5
SSI1Rx
SSI1Tx
CMOD0
CMOD1
OSC0
OSC1
RST
TRST
XOSC0
XOSC1
U0Rx
U0Tx
U1Rx
U1Tx
U2Rx
U2Tx
Pin Name
Number
Pin
74
75
65
76
48
49
64
89
52
53
26
27
12
13
19
18
Pin Number
26
27
28
29
30
31
34
35
66
67
70
71
92
91
Preliminary
Pin Type
I/O
I/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
Multiplexed Function
SSI0Clk
SSI0Fss
I2C0SCL
I2C0SDA
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
CCP0
CCP2
CCP5
C0-
Description
Multiplexed Function
July 25, 2008