Power Management Features; Power Requirements - Contec SPI-8150-LLVA User Manual

1. Introduction
1.5

Power Management Features

Overview
SMRAM space remapping to A0000h (128KB)
Optional Extended SMRAM space above 256MB, additional 512KB, 1MB
TSEG from Top of Memory, cacheable
Stop Clock Grant and Halt special cycle translation from the host to the hub
interface
ACPI Compliant power management
APIC Buffer Management
SMI, SCI, and SERR error indication
Specifications Supported
APM rev. 1.2
ACPI Rev. 1.0
PCI Power Management, Rev. 1.0
PC 99 System Design Guide, Rev. 1.0
1.6

Power Requirements

Your system requires a clean, steady power source for reliable performance of the high
frequency CPU on the SPI-8150/1-LLVA Industrial CPU card, the quality of the power
supply is even more important. For the best performance make sure your power supply
provides a range of 4.75 volts minimum to 5.25 volts maximum DC power source
Rise time for power supply: 2 ms to 20 ms
6
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SPI-8150-LVA, SPI-8151-LVA