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Chapter 5
5.
CPU, Chipset and Super I/O
5.1
CPU
Th
e central processing unit (CPU) is part of the AMD Geode
Ext e
r mly low power dissipation
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MMX and 3Dnow! instruction set
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Two 64 kB on-chip level 1 caches
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128 kB on-chip level 2 cache
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5.2
Chipset
The AMD LX chipset con
sists of:
LX800 Embedded Processor (Northbridge)
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CS5536 Companion Chip (Southbridge)
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5.3
Super I/O
The exter
nal Super I/O WINBOND W83627 offers the following features:
Integrated keyboard controller with PS/2 mouse support
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Two serial ports and one multi-mode parallel port
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Floppy disk controller
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Kontron User's Guide MOPSlcdLX
Advanced high-performance 64 bit DDR SDRAM cont
Supports standard DDR200 to DDR400 memory types up to 1GB
High performance 2D graphics controller
Supports up to 1600x1200x32 bpp at 60 Hz for TFT interface
Hardware VGA
PCI 2.2 compliant bus controller
32bit 3.3V PCI interface
Advanced system power management support
Security block with 128 bit AES hardware support
32bit 3.3V PCI interface
Four integrated USB controller (OHCI/EHCI)
Integrated Enhanced-IDE controller
Integrated LPC port controller
System Management (SM) bus interface
Advanced system pow
er management support
Legacy device support (Timer, IRQ and DMA controller)
Internal Real-Time clock with CMOS RAM
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LX Embedded processor with following features:
roller
CPU, Chipset and Super I/O
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