Award NLX BX4, Руководство пользователя

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CHAPTER 3 AWARD
®
BIOS SETUP
3-14
SDRAM RAS-To-CAS Delay
You can select the RAS-to-CAS delay time for SDRAM in HCLKs of
2 or 3(default). Setting the value in the field should depend on the SDRAM
installed.
SDRAM RAS Precharge Time
You can select the RAS Precharge time for SDRAM in HCLKs of 2 or
3(default). Setting the value in the field should depend on the SDRAM
installed.
SDRAM CAS Latency Time
You can select CAS latency time in HCLKs of 2 or 3. The system
board designer should set the values in this field, depending on the DRAM
installed.
DRAM Data Integrity Mode
Select Non-ECC or ECC(error-correcting code), according to the type
of installed DRAM. The settings are Non-ECC or ECC.
System BIOS Cacheable
Select Enabled allows caching of the system BIOS ROM at F000h-
FFFFFh, resulting in better system performance. However, if any program
writes to this memory area, a system error may result.
Enabled BIOS access cached
Disabled BIOS access not cached
Video BIOS Cacheable
Select Enabled allows caching of the system BIOS ROM at C0000h-
C7FFFh, resulting in better video performance. However, if any program
writes to this memory area, a system error may result.
Enabled Video BIOS access cached
Disabled Video BIOS access not cached
Video RAM Cacheable
Select Enabled allows caching of the video RAM, resulting in better
system performance. However, if any program writes to this memory area, a
system error may result.