Advantech IPPC-7157 Series, Руководство пользователя

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IPPC-7157 User Manual 44
4.4 Advanced Chipset Features
Advanced Chipset Features is used to modify the values of chipset buff-
ers. These buffers control the system options.
Run the Advanced Chipset Features as follows:
1. Choose “Advanced Chipset Features” from the Main Menu and a list of
options will appear.
Use one of the arrow keys to move between options and modify the
selected options by using PgUp / PgDn / + / - keys.
DRAM Timing by SPD
When this item is Enabled, DRAM Timing is set by SPD. SPD (Serial
Presence Detect) is located on the memory modules, BIOS reads informa-
tion coded in SPD during system boot up.
DRAM Clock
This item allows you to control the DRAM speed.
The choices are : Host Clock, HCLK+33M.
D RA M Tim i ng b y S P D E na b le d Ite m He lp
D RA M C lo ck
S D RA M C yc le L e ng th
B a nk In te r le a ve
M e m o r y Ho le
P 2 C /C 2P C o ncur re nc y
S yste m B IO S C a che a b le
V id e o RA M C a che a b le
F ra m e B uffe r S ize
A G P A p e rtu re S ize
A P G -4 X M o d e
A G P D riving C o ntro l
A G P D riving Va lue
B o o t D e vice S e le ct
O nC hip US B
U S B K e yb o a rd S up p o rt
O nC hip S o u nd
C P U to P C I W rite B uffe r
P C I D yna m ic B u rsti ng
P C I M a s te r 0 W S W rite
P C I D e la y Tra nsa ctio n
P C I# 2 A cce ss # 1 Re tr y
A G P M a ste r 1 W S W rite
A G P M a ste r 1 W S Re a d Ho st C L K
3
D isa b le d
E na b le d
E na b le d
E na b le d
E na b le d
1 6 M
6 4 M
E na b le d
A uto
D A
B o th
E na b le d
D isa b le d
E na b le d
E na b le d
E na b le d
E na b le d
E na b le d
D isa b le d
D isa b le d
D isa b le d M e n u L e ve l