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MOPSlcdGX1 Product Manual
CPU, Chipset, and Super I/O
Kontron Embedded Modules
Revision 1.3
9
4. CPU, CHIPSET, AND SUPER I/O
4.1 CPU
National Semiconductor Geode GX1 Processor
features include:
•
Support for Intel’s MultiMedia eXtensions (MMX) instruction set extension for
acceleration of multimedia applications
•
16KB unified L1 cache
•
Advanced Power Management (APM 1.2) for legacy power management
•
PCI host controller
•
2D-graphics accelerator and display controller
•
Synchronous dynamic random access memory (SDRAM) interface tightly
coupled to CPU core and graphics subsystem for maximum efficiency
4.2 Chipset
Geode I/O Companion Multifunction South Bridge
•
3.3V or 5.0V, PCI-bus compatible
•
5.0V-tolerant I/O interfaces
•
PCI-2.1 compliant
•
Support for PCI initiator to Industry Standard Architecture (ISA) and ISA master-
to-PCI cycle translations
•
PCI master for audio I/O and IDE controllers
•
PCI-to-ISA interrupt mapper/translator distributed DMA supported
•
Two 8259A-equivalent interrupt controllers
•
8254-equivalent timer
•
Two 8237-equivalent DMA controllers
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