Abit BH6, User Manual

Page: 38 / 98

3-18 Chapter 3
SDRAM CAS latency Time:
Three options are available: Auto, 2 and 3. You can select SDRAM CAS
(Column Address Strobe) latency time according your SDRAM specification.
SDRAM Precharge Control:
Two options are available: Enabled and Disabled. This option specifies the
length Disabled of the RAS precharge part of the DRAM system memory
access cycle when SDRAM system memory is installed. The default setting
is Disabled.
DRAM Data Integrity Mode:
Two options are available: Non-ECC or ECC. This option use to configure
the type of DRAM in your system. ECC is Error Checking and Correction,
when your memory is ECC memory, the choose the ECC option.
System BIOS Cacheable:
You can select Enabled or Disabled. When you select Enabled, you get faster
system BIOS executing speed via the L2 cache.
Video BIOS Cacheable:
You can select Enabled or Disabled. When you select Enabled, you get faster
video BIOS executing speed via the L2 cache.
Video RAM Cacheable:
You can select Enabled or Disabled. When you select Enabled, you get faster
video RAM executing speed via the L2 cache. You must check your VGA
adapter manual to find out if any compatibility problems will occur.
8 Bit I/O Recovery Time:
Nine options are available: NA
(
8
(
1
(
2
(
3
(
4
(
5
(
6
(
7
(
Back to NA
. This option specifies the length of a delay inserted between
consecutive 8 bit I/O operations. For an earlier 8 bit Add-on card, sometimes
you need to adjust its recovery time to make it work normal.
16 Bit I/O Recovery Time:
Five options are available: NA
(
4
(
1
(
2
(
3
(
Back to NA
. This
option specifies the length of a delay inserted between consecutive 16 bit I/O
operations. For an earlier 16 bit Add-on card, sometimes you need to adjust
its recovery time to make it work normal.