Intel® 815 Chipset: Graphics Controller PRM, Rev 1.0

R

Parameters for Screen Resolution/Refresh Rate:

 

640x400_70Hz =

 

 

 

Dot Clock Value

25

//25.175-MHz Dot Clock

 

 

 

M Value

0x0013

 

 

 

 

N Value

0x0003

 

 

 

 

P Value

0x40

 

 

 

 

CR00

0x5F

 

 

 

 

CR01

0x4F

 

 

 

 

CR02

0x50

 

 

 

 

CR03

0x82

 

 

 

 

CR04

0x54

 

 

 

 

CR05

0x80

 

 

 

 

CR06

0xBF

 

 

 

 

CR07

0x1F

 

 

 

 

CR09

0x40

 

 

 

 

CR10

0x9C

 

 

 

 

CR11

0x0E

 

 

 

 

CR12

0x8F

 

 

 

 

CR13

0x50

 

 

 

 

CR15

0x96

 

 

 

 

CR16

0xB9

 

 

 

 

CR30

0x01

 

 

 

 

CR31

0x01

 

 

 

 

CR32

0x01

 

 

 

 

CR33

0x01

 

 

 

 

CR35

0x00

 

 

 

 

CR39

0x00

 

 

 

Watermark for 8 bpp at 100-MHz local memory speed

0x00409000

 

 

Watermark for 16 bpp at 100-MHz local memory speed

0x0040A000

 

 

Watermark for 24 bpp at 100-MHz local memory speed

0x0040A000

 

 

Watermark for 8 bpp at 133-MHz local memory speed

0x00008000

 

 

Watermark for 16 bpp at 133-MHz local memory speed

0x00008000

 

 

Watermark for 24 bpp at 133-MHz local memory speed

0x00008000

 

 

 

MSR Mask

0x40

 

 

 

 

371

Page 371
Image 371
Intel 815 manual Parameters for Screen Resolution/Refresh Rate 640x40070Hz =