Desktop Board Features
17
Legacy Input/Output (I/O) Controller
The legacy I/O controller provides the following legacy features:
• One parallel port via an onboard header
• Four serial ports: two via onboard headers and two via back panel connectors
• Intelligent power management, including a programmable wake-up event interface
• Low pin count (LPC) interface
• PCI power management support
The BIOS Setup program provides configuration options for the Legacy I/O Controller.
Dual LAN Subsystem
The LAN subsystem consists of the following:
• Intel NM10 Express Chipset
• Two Intel 82574L Gigabit Ethernet Controllers for 10/100/1000 Mb/s Ethernet LAN
connectivity
• Two RJ-45 LAN connectors with integrated status LEDs
Additional features of the LAN subsystem include:
• CSMA/CD protocol engine
• LAN connect interface that supports the Ethernet controller
• Conventional PCI bus power management
⎯ Supports ACPI technology
⎯ Supports LAN wake capabilities
LAN drivers are available from Intel’s World Wide Web site at
http://downloadcenter.intel.com/
.
Two LEDs are built into the RJ-45 LAN connector located on the back panel (see
Figure 4). These LEDs indicate the operating states of the LAN.
Figure 4. LAN Status LEDs