LM3S6753 Datasheet, PDF (550/625 Pages) Texas Instruments – Stellaris LM3S6753 Microcontroller

Signal Tables
Table 21-1. Signals by Pin Number (continued)
Pin Number
Pin Name
Pin Type Buffer Type^a Description
15
GND
-
Power Ground reference for logic and I/O pins.
16
XTALPPHY
I
TTL
Ethernet PHY XTALP 25-MHz oscillator crystal input or external
clock reference input.
17
XTALNPHY
O
TTL
Ethernet PHY XTALN 25-MHz oscillator crystal output. Leave
unconnected when using a single-ended 25-MHz clock input
connected to the XTALPPHY pin.
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.
22
PC7
I/O
TTL
GPIO port C bit 7.
PhB0
I
TTL
QEI module 0 phase B.
23
PC6
I/O
TTL
GPIO port C bit 6.
CCP3
I/O
TTL
Capture/Compare/PWM 3.
24
PC5
I/O
TTL
GPIO port C bit 5.
C1+
I
Analog Analog comparator 1 positive input.
25
PC4
I/O
TTL
GPIO port C bit 4.
PhA0
I
TTL
QEI module 0 phase A.
26
PA0
I/O
TTL
GPIO port A bit 0.
U0Rx
I
TTL
UART module 0 receive. When in IrDA mode, this signal has IrDA
modulation.
27
PA1
I/O
TTL
GPIO port A bit 1.
U0Tx
O
TTL
UART module 0 transmit. When in IrDA mode, this signal has IrDA
modulation.
28
PA2
I/O
TTL
GPIO port A bit 2.
SSI0Clk
I/O
TTL
SSI module 0 clock.
29
PA3
I/O
TTL
GPIO port A bit 3.
SSI0Fss
I/O
TTL
SSI module 0 frame.
30
PA4
I/O
TTL
GPIO port A bit 4.
SSI0Rx
I
TTL
SSI module 0 receive.
31
PA5
I/O
TTL
GPIO port A bit 5.
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.
34
PA6
I/O
TTL
GPIO port A bit 6.
CCP1
I/O
TTL
Capture/Compare/PWM 1.
35
NC
-
-
No connect. Leave the pin electrically unconnected/isolated.
36
VCCPHY
-
Power VCC of the Ethernet PHY.
37
RXIN
I
Analog RXIN of the Ethernet PHY.
38
VDD25
-
Power Positive supply for most of the logic function, including the
processor core and most peripherals.
39
GND
-
Power Ground reference for logic and I/O pins.
40
RXIP
I
Analog RXIP of the Ethernet PHY.
550
April 05, 2010
Texas Instruments-Production Data