Intel® 815 Chipset: Graphics Controller PRM, Rev 1.0

R

Parameters for Screen Resolution/Refresh Rate:

 

720x400_85Hz =

 

 

 

Dot Clock Value

35

//35.5-MHz Dot Clock

 

 

 

M Value

0x0045

 

 

 

 

N Value

0x000A

 

 

 

 

P Value

0x40

 

 

 

 

CR00

0x70

 

 

 

 

CR01

0x59

 

 

 

 

CR02

0x59

 

 

 

 

CR03

0x94

 

 

 

 

CR04

0x5D

 

 

 

 

CR05

0x86

 

 

 

 

CR06

0xBC

 

 

 

 

CR07

0x1F

 

 

 

 

CR09

0x40

 

 

 

 

CR10

0x90

 

 

 

 

CR11

0x03

 

 

 

 

CR12

0x8F

 

 

 

 

CR13

0x5A

 

 

 

 

CR15

0x8F

 

 

 

 

CR16

0xBD

 

 

 

 

CR30

0x01

 

 

 

 

CR31

0x01

 

 

 

 

CR32

0x01

 

 

 

 

CR33

0x01

 

 

 

 

CR35

0x00

 

 

 

 

CR39

0x01

 

 

 

Watermark for 8 bpp at 100-MHz local memory speed

0x22003000

 

 

Watermark for 16 bpp at 100-MHz local memory speed

0x22005000

 

 

Watermark for 24 bpp at 100-MHz local memory speed

0x22107000

 

 

 

Watermark for 8 bpp at 133-MHz local memory speed

0x00

 

 

 

 

Watermark for 16 bpp at 133-MHz local memory speed

0x00

 

 

 

 

Watermark for 24 bpp at 133-MHz local memory speed

0x00

 

 

 

 

MSR Mask

0x40

 

 

 

 

378

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Image 378
Intel 815 manual Parameters for Screen Resolution/Refresh Rate 720x40085Hz =