VT1211

LPC SuperIO and Hardware Monitor

 

 

 

PRODUCT FEATURES

LPC (Low Pin Count) Interface

Complies with Intel Low Pin Count Interface Specification Revision 1.0

Supports LDRQ#, SERIRQ protocols

Hardware Monitor Controller

Built-in 8-bit Analog to Digital Converter

One thermal input for Pentium II type thermal diode

1 intrinsic Vcc voltage monitor input

5 external Universal Channels for monitor inputs

Monitors 2 fan tachometer inputs

1 chassis open detection input

WatchDog comparison of all monitored values

Provides VID0 - VID4 support for P6 class CPU

Over temperature indicator output

Over limit of fan and voltage indicator output

Provides beep tone warning

Serial Bus slave mode supported

Fan Speed Controller

Provides fan on-off and speed control

Supports 2 programmable Pulse Width Modulation (PWM) outputs

Duty cycle resolution of 1/256

Flash-ROM Interface

Supports up to 4MB flash ROM

SmartGuardian Controller

Provides automatic temperature to fan speed control

Supports mix-and-match for temperature inputs and fan speed control outputs

Overrides fan speed controller during catastrophic situations

Provides over-temperature beep tone warning

Two 16C550 UARTs

Supports two standard Serial Ports

Each port supports Serial Port

IEEE1284 Parallel Port

Standard mode -- Bi-directional SPP

Enhanced mode -- EPP V1.7 and 1.9 compliant

High speed mode -- ECP, IEEE1284 compliant

Backdrive current reduction

Printer power-on damage reduction

 

 

 

 

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