User Guide

FIC CONFIDENTIAL AND PROPRIETARY
MB02 Functional Specifications Rev. 0.3 Page 31
FIC H/W
FIC CONFIDENTIAL AND PROPRIETARY 11-November-2002_
72 Manufacturing Location Optional Don’t care
73-90 Manufacturer’s Part Number Optional Don’t care
91-92 Revision Code Optional Don’t care
93-94 Manufacturing Date Optional Don’t care
95-98 Assembly Serial Number Optional Don’t care
99-125 Manufacturer Specific Data Optional Don’t care
126 Intel Specification frequency Required
127 Intel Specification CAS# Latency support Required Don’t care
128+ Unused storage location Don’t care
Note: Required/Optional* (bold*) are SDRAM only bytes
Please refer to Intel PC SDRAM Serial Presence Detect (SPD) Specification
5.4 About the support of PC-200 and PC-266
In the case of Intel Northwood model
Slot 1 Slot 2 How to correspond system
200MHz
266MHz The error sound is emitted with beep.
200MHz
200MHz
266MHZ
266MHZ
Guarantee as 200MHZ or 266MHz operating.
Intel Northwood guarantees only 200MHZ and 266MHz operating, and doesn’t guarantee
other frequency operating.
5.5 BIOS
Address Range
Address r/w Name Encoded Chip Select
000E 0000h - 000F FFFFh
FFFE 0000h - FFFF FFFFh
r/w System ROM
FFF8 0000h - FFFD FFFFh
r/w Extended BIOS
FFF0 0000h - FFF7 FFFFh
r/w 1M Extended BIOS
Device2:Function0 LPC Bridge Configuration Registers
Register 40h –BIOS control register……………………………………………………..RW
Bit Description
1 BIOS positive decode enable
0: disable
1: enable
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