LM3S2637 Datasheet, PDF (603/678 Pages) Texas Instruments – Stellaris® LM3S2637 Microcontroller

Stellaris^® LM3S2637 Microcontroller
Table 18-1. Signals by Pin Number (continued)
Pin Number
Pin Name
Pin Type Buffer Type^a Description
PD3
I/O
TTL
GPIO port D bit 3.
13
U1Tx
O
TTL
UART module 1 transmit. When in IrDA mode, this signal has IrDA
modulation.
14
VDD25
-
Power Positive supply for most of the logic function, including the
processor core and most peripherals.
15
GND
-
Power Ground reference for logic and I/O pins.
16
PG3
I/O
TTL
GPIO port G bit 3.
17
PG2
I/O
TTL
GPIO port G bit 2.
18
PG1
I/O
TTL
GPIO port G bit 1.
19
PG0
I/O
TTL
GPIO port G bit 0.
20
VDD
-
Power Positive supply for I/O and some logic.
21
GND
-
Power Ground reference for logic and I/O pins.
PC7
I/O
TTL
GPIO port C bit 7.
22
C2-
I
Analog Analog comparator 2 negative input.
PC6
I/O
TTL
GPIO port C bit 6.
23
C2+
I
Analog Analog comparator 2 positive input.
PC5
I/O
TTL
GPIO port C bit 5.
24
C1+
I
Analog Analog comparator 1 positive input.
PC4
I/O
TTL
GPIO port C bit 4.
25
CCP5
I/O
TTL
Capture/Compare/PWM 5.
PA0
I/O
TTL
GPIO port A bit 0.
26
U0Rx
I
TTL
UART module 0 receive. When in IrDA mode, this signal has IrDA
modulation.
PA1
I/O
TTL
GPIO port A bit 1.
27
U0Tx
O
TTL
UART module 0 transmit. When in IrDA mode, this signal has IrDA
modulation.
PA2
I/O
TTL
GPIO port A bit 2.
28
SSI0Clk
I/O
TTL
SSI module 0 clock
PA3
I/O
TTL
GPIO port A bit 3.
29
SSI0Fss
I/O
TTL
SSI module 0 frame signal
PA4
I/O
TTL
GPIO port A bit 4.
30
SSI0Rx
I
TTL
SSI module 0 receive
PA5
I/O
TTL
GPIO port A bit 5.
31
SSI0Tx
O
TTL
SSI module 0 transmit
32
VDD
-
Power Positive supply for I/O and some logic.
33
GND
-
Power Ground reference for logic and I/O pins.
PA6
I/O
TTL
GPIO port A bit 6.
34
CCP1
I/O
TTL
Capture/Compare/PWM 1.
PA7
I/O
TTL
GPIO port A bit 7.
35
CCP4
I/O
TTL
Capture/Compare/PWM 4.
36
NC
-
-
No connect. Leave the pin electrically unconnected/isolated.
37
NC
-
-
No connect. Leave the pin electrically unconnected/isolated.
June 18, 2012
603
Texas Instruments-Production Data