Intel SBC-455 manual SettingDescription

Internal Cache:

This option specifies the caching algorithm used for L1 internal cache memory. The setting are:

SettingDescription

Disabled Neither L1 internal cache memory on the CPU nor L2 secondary cache memory is enabled.

WriteBack Use the write-back caching algorithm.

WriteThru Use the write-through caching algorithm.

External Cache

This option specifies the caching algorithm used for L2 secondary (external) cache memory. The settings are:

SettingDescription

Disabled Neither L1 internal cache memory on the CPU nor L2 secondary cache memory is enabled.

WriteBack Use the write-back caching algorithm.

WriteThru Use the write-through caching algorithm.

System BIOS Cacheable

When this option is set to Enabled, the contents of the F0000h system memory segment can be read from or written to L2 second- ary cache memory. The contents of the F0000h memory segment are always copied from the BIOS ROM to system RAM for faster execution.

The settings are Enabled or Disabled. The Fail-Safe default setting is Disabled.

Numeric Processor Test

Set this option to Enbable to permit numeric processor to be tested. The deault setting is Disabled.

Hard Disk Delay

This option allows you to select hard disk delay time from 5 Sec to 15 Sec. The default setting is Disabled.

44SBC-455 User's Manual