Advantech MIO-5251 User Manual page 41

3.1.3.3 South Bridge

Azalia HD Audio
Azalia HD Audio Options.

USB Configuration
USB Configuration Settings.

PCI Express Configuration
PCI Express Configuration settings.

High Precision Timer
Enables or disables the high precision timer.

LAN1 Controller
Enable or Disable the LAN1.

LAN2 Controller
Enable or Disable the LAN2.

PCIE Wake
Enable or Disable PCIE to wake the system from S5.

Restore AC Power Loss
Select AC power state when power is re-applied after a power failure.

Serial IRQ Mode
Configure Serial IRQ Mode.

Global SMI Lock
Enable or Disable SMI lock.

BIOS Read/Write Protection
Enable or Disable BIOS SPI region read/write protect.
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