LM3S6952 Datasheet, PDF (558/626 Pages) Texas Instruments – Stellaris LM3S6952 Microcontroller

Signal Tables
Table 21-3. Signals by Function, Except for GPIO (continued)
Function
Pin Name Pin Number Pin Type Buffer Type^a
Description
Ethernet
ERBIAS
41
I
Analog 12.4-kΩ resistor (1% precision) used internally for
Ethernet PHY.
GNDPHY
42
85
86
-
Power GND of the Ethernet PHY.
LED0
59
O
TTL
Ethernet LED 0.
LED1
60
O
TTL
Ethernet LED 1.
MDIO
58
I/O
TTL
MDIO of the Ethernet PHY.
RXIN
37
I
Analog RXIN of the Ethernet PHY.
RXIP
40
I
Analog RXIP of the Ethernet PHY.
TXON
46
O
Analog TXON of the Ethernet PHY.
TXOP
43
O
Analog TXOP of the Ethernet PHY.
VCCPHY
36
83
84
-
Power VCC of the Ethernet PHY.
XTALNPHY
17
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.
XTALPPHY
16
I
TTL
Ethernet PHY XTALP 25-MHz oscillator crystal
input or external clock reference input.
General-Purpose
Timers
CCP0
CCP1
95
I/O
TTL
Capture/Compare/PWM 0.
34
I/O
TTL
Capture/Compare/PWM 1.
CCP2
96
I/O
TTL
Capture/Compare/PWM 2.
CCP3
72
I/O
TTL
Capture/Compare/PWM 3.
Hibernate
HIB
51
O
OD
An open-drain output with internal pull-up that
indicates the processor is in Hibernate mode.
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.
WAKE
50
I
TTL
An external input that brings the processor out of
Hibernate mode when asserted.
XOSC0
52
I
Analog Hibernation module oscillator crystal input or an
external clock reference input. Note that this is
either a 4.194304-MHz crystal or a 32.768-kHz
oscillator for the Hibernation module RTC. See the
CLKSEL bit in the HIBCTL register.
XOSC1
53
O
Analog Hibernation module oscillator crystal output. Leave
unconnected when using a single-ended clock
source.
I2C
I2C0SCL
70
I/O
OD
I²C module 0 clock.
I2C0SDA
71
I/O
OD
I²C module 0 data.
558
April 05, 2010
Texas Instruments-Production Data