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6 BX400ii Interposer Board User’s Manual
Introduction
1.3 Pentium
®
II Processor Mobile Module: Mobile Module
Connector 2 or Low Power Pentium II Processor Module
The Pentium II Processor Mobile Module: Mobile Module Connector 2 (400-pin MMC-2) or Low
Power Pentium II Processor Module (LPM) is a small, highly integrated assembly containing an
Intel Pentium II processor and its immediate system-level support. Specifically, the processor
module contains a power regulator, level 2 (L2) cache memory, and the core logic required to
bridge the processor to standard system buses. The module interfaces electrically to its host system
via a 3.3 V PCI bus, a 3.3 V memory bus and some Intel 82443BX Host Bridge Controller signals.
Refer to Table 1 for a list of related documents.
1.4 BX400ii Interposer Board Features
The BX4000ii Interposer Board contains the same system level support provided by the Pentium II
processor mobile module with a few exceptions.
• It includes a 240-pin connector for the Mobile Pentium II processor in mini-cartridge
• It provides two additional interfaces for debug tools:
— 30-pin debug port connector
— 190-pin processor system bus connector