User's Manual
IntelĀ® 815 Chipset: Graphics Controller PRM, Rev 1.0
R
381
Parameters for Screen Resolution/Refresh Rate: 720x480_85Hz =
Dot Clock Value 40 //40-MHz Dot Clock
M Value 0x0008
N Value 0x0001
P Value 0x30
CR00 0x6F
CR01 0x59
CR02 0x5A
CR03 0x92
CR04 0x65
CR05 0x8E
CR06 0xF7
CR07 0x1F
CR09 0x40
CR10 0xE0
CR11 0x03
CR12 0xDF
CR13 0x5A
CR15 0xE0
CR16 0xF7
CR30 0x01
CR31 0x01
CR32 0x01
CR33 0x01
CR35 0x00
CR39 0x00
Watermark for 8 bpp at 100-MHz local memory speed 0x22003000
Watermark for 16 bpp at 100-MHz local memory speed 0x22004000
Watermark for 24 bpp at 100-MHz local memory speed 0x22008000
Watermark for 8 bpp at 133-MHz local memory speed 0x22008000
Watermark for 16 bpp at 133-MHz local memory speed 0x22008000
Watermark for 24 bpp at 133-MHz local memory speed 0x2210C000
MSR Mask 0x00










