WAFER-LX Motherboard
Page 14
Wakeup on SMI/INTR
2.5 System Chipset
The WAFER-LX series motherboards all have a preinstalled AMD Geode™ CS5536
system chipset. The system chipset features are listed below.
GeodeLink™ Interface Unit
o 64-bit, 66 MHz operation
o PCI VSM (Virtual System Module) that makes the interface transparent to
applications software and BIOS
o Programmable routing descriptors, use and activity monitors, and SSMI
(Synchronous System Management Interrupt)
ATA-6 Controller
o 100 MB/s IDE Controller in UDMA mode per the ATA-6 specification
o 5 V interface
Flash Interface
o Multiplexed with IDE interface Connects to an array of industry standard
NAND Flash and/or NOR Flash
USB Controller
o 4 USB ports
o Supports both USB 1.1 and USB 2.0
Audio Codec 97 (AC97) Controller
o AC97 specification v2.3 compliant interface to multiple audio codecs:
Serial In, Serial Out, Sync Out, Bit Clock In
o Legacy “PC Beep” support
Diverse Device
o 82xx Legacy Devices
o IR Communication Port
o System Management Bus (SMB) Controller
o LPC (Low Pin Count) Port
o General Purpose I/Os (GPIOs)
o 8 Multi-Function General Purpose Timers (MFGPTs)
o Real-Time Clock (RTC) with CMOS RAM
o Power Management Controller
o ACPI v2.0 compliant
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