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Motherboard Description
SY-P4IS2
14
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Keyboard Controller
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38 General Purpose I/O Pins
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External IRQ Input Routing Capability
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ITE innovative automatic power-failure resume and power button
de-bounce
The Setup program provides configuration option for the I/O controller.
1-7.1 Low Pin Count Interface
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Comply with Intel Low Pin Count Interface Specification Rev. 1.0
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Supports LDRQ#, SERIRQ protocols
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Supports LPCPD#, CLKRUN#, PCI PME# Interfaces
1-7.2 PC98/99, ACPI & LANDesk Compliant
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Comply with Microsoft PC98/99 Design Guide
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ACPI V. 1.0 compliant
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Register sets compatible with “Plug and Play ISA Specification V.
1.0a”
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Supports 12 logical devices
1-7.3 Enhanced Hardware Monitor
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Built-in 8-bit Analog to Digital Converter
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3 thermal inputs from remote thermal resistor or thermal diode or
diode-connected transistor
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8 voltage monitor inputs (VBAT is measured internally.)
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1 chassis open detection input with low power Flip-Flop backed by
the battery
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Watch Dog comparison of all monitored values
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Provides VID0 – VID4 support for the CPU
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SM Bus slave mode supported
1-7.4 Fan Speed Controller
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Provides fan on-off and PWM control
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Supports mix-and-match for temperature inputs and fan speed control
outputs
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Overrides fan speed controller during catastrophic situations
Summary of Contents for SY-P4IS2
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