Advantech AIMB-252 User Manual page 47

DRAM RAS# to CAS# Delay [Auto]
This item enables users to set the timing of the transition from RAS (row
address strobe) to CAS (column address strobe) as both rows and column are
separately addressed shortly after DRAM is refreshed.
DRAM RAS# Precharge [Auto]
This item enables users to set the DRAM RAS# precharge timing, system
default is setting to "Auto" to reference the data from SPD ROM.
Prechage delay (tRAS) [Auto]
This item allows user to adjust memory precharge time.
System Memory Frequency [Auto]
This item allows user to adjust memory frequency to improvement performance.
SLP_S4# Assertion Wideth {1 to 5 sec}
System BIOS Cacheable [Enabled]
This item allows the system BIOS to be cached to allow faster execution and
better performance.
Video BIOS Cacheable [Disabled]
This item allows the video BIOS to be cached to allow faster execution and bet-
ter performance.
Memory Hole At 15 M-16 M [Disabled]
This item reserves 15 MB-16 MB memory address space to ISA expansion
cards that specifically require the setting. Memory from 1 5MB-16 MB will be
unavailable to the system because of the expansion cards can only access
memory at this area.
PCI Express Root Port Function [Press Enter]
This item allows the user to adjust PCIE port on,off or auto.
VGA setting
PEG/Onchip VGA Control
Use this field to select PEG or Onchip VGA. The default is AUTO.
On-Chip Frame Buffer Size [8 MB]
This item allows the user to adjust on-chip graphics of memory buffer.
DVMT Mode [DVMT]
This item allows the user to adjust Intel's Dynamic Video Memory Technology
(DVMT).Bios provide three option to choose (DVMT, FIXED and Both).
DVMT/FIXED Memory Size [128 MB]
This item allows the user to adjust DVMT/FIXED graphics memory size.
Boot Display [Auto]
This item allows the user to decide that display mode.
LVDS Panel Type [1024 * 768]
This item allows the user to adjust panel resolution.
39 AIMB-252 User Manual