LM3S6952 Datasheet, PDF(572/626 Page) Texas Instruments – Stellaris LM3S6952 Microcontroller

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LM3S6952 Datasheet, PDF (572/626 Pages) Texas Instruments – Stellaris LM3S6952 Microcontroller

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Signal Tables

Table 21-7. Signals by Function, Except for GPIO (continued)

Function

Pin Name Pin Number Pin Type Buffer Typea

Description

Ethernet

ERBIAS

K3

I

Analog 12.4-kÎ© resistor (1% precision) used internally for

Ethernet PHY.

GNDPHY

C8

C9

K4

-

Power GND of the Ethernet PHY.

LED0

J12

O

TTL

Ethernet LED 0.

LED1

J11

O

TTL

Ethernet LED 1.

MDIO

L9

I/O

TTL

MDIO of the Ethernet PHY.

RXIN

L7

I

Analog RXIN of the Ethernet PHY.

RXIP

M7

I

Analog RXIP of the Ethernet PHY.

TXON

L8

O

Analog TXON of the Ethernet PHY.

TXOP

M8

O

Analog TXOP of the Ethernet PHY.

VCCPHY

C10

D10

D11

-

Power VCC of the Ethernet PHY.

XTALNPHY

J1

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

J2

I

TTL

Ethernet PHY XTALP 25-MHz oscillator crystal

input or external clock reference input.

General-Purpose

Timers

CCP0

CCP1

E1

I/O

TTL

Capture/Compare/PWM 0.

L6

I/O

TTL

Capture/Compare/PWM 1.

CCP2

E2

I/O

TTL

Capture/Compare/PWM 2.

CCP3

A11

I/O

TTL

Capture/Compare/PWM 3.

Hibernate

HIB

M12

O

OD

An open-drain output with internal pull-up that

indicates the processor is in Hibernate mode.

VBAT

L12

-

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

M10

I

TTL

An external input that brings the processor out of

Hibernate mode when asserted.

XOSC0

K11

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

K12

O

Analog Hibernation module oscillator crystal output. Leave

unconnected when using a single-ended clock

source.

I2C

I2C0SCL

C11

I/O

OD

I2C module 0 clock.

I2C0SDA

C12

I/O

OD

I2C module 0 data.

572

April 05, 2010

Texas Instruments-Production Data

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