Advanced Chipset Features - Advantech AIMB-252 User Manual

Typematic Rate Setting
This item enables users to set the two typematic controls items.
This field controls the speed at
– Typematic Rate (Chars/Sec)
This item controls the speed at system registers repeated keystrokes.
Eight settings are 6, 8, 10, 12, 15, 20, 24 and 30.
– Typematic Delay (Msec)
This item sets the time interval for displaying the first and second characters.
Four delay rate options are 250, 500, 750 and 1000.
Security Option [Setup]
System
Setup
APIC Mode [Enabled]
This item allows user to enabled of disabled "Advanced Programmable Interrupt
Controller". APIC is implemented in the motherboard and must be supported by
the operating system, and it extends the number of IRQ's available.
2.2.4

Advanced Chipset Features

Note! This "Advanced Chipset Features" option controls the configuration of
the board?Os chipset, this page is developed by Chipset independent,
for control chipset register setting and fine tune system performance. It
is strongly recommended only technical users make changes to the
default settings.
DRAM Timing Selectable [By SPD]
This item enables users to set the optimal timings for items 2 through 5, system
default setting of "By SPD" to follow the SPD information and ensure the system
running in stable and optimal performance.
CAS Latency Time [Auto]
This item enables users to set the timing delay in clock cycles before SDRAM
start a read command after receiving it.
AIMB-252 User Manual
System can not boot and can not access to Setup page if the cor-
rect password is not entered at the prompt.
System will boot, but access to Setup if the correct password is not
entered at the prompt. (Default value)
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