Intel SBC-455 manual PCI Latency Timer in PCI Clocks

PCI Latency Timer (in PCI Clocks)

This option sets latency of all PCI devices on the PCI bus. The settings are in units equal to PCI clocks. The settings are 32, 64, 96, 128, 160, 192, 224, or 248. The Optimal and Fail-Safe default settings are 64.

VGA Locate Bus

This option allows you to select VGA bus. The setting is PCI and ISA (Default).

CPU to PCI Write Buffer

This option sets the write buffer between CPU and PCI bus. The default setting is Enabled.

PCI IDE BusMaster

Set this option to Enabled to specify that the IDE controller on the PCI local bus has bus mastering capability. The settings are Disabled or Enabled. The Optimal and Fail-safe default settings are Disabled.

Offboard PCI IDE Card

This option specifies if an offboard PCI IDE controller adapter card is used in the computer. You must also specify the PCI expansion slot on the motherboard where the offboard PCI IDE controller card is installed. If an offboard PCI IDE controller is used, the onboard IDE controller on the motherboard is automatically disabled. The settings are Disabled, Auto, Slot1, Slot2, Slot3, or Slot4.

If Auto is selected, AMIBIOS automatically determines the correct setting for this option. The Optionmal and Fail-Safe default settings are Auto.

50SBC-455 User's Manual