F65510

Manufacturer Part NumberF65510
DescriptionControllers, Flat Panel VGA Controller
ManufacturerIntel Corporation
F65510 datasheet
 


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Page 107/154:

FP VERTICAL TOTAL REGISTER

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FP VERTICAL TOTAL REGISTER (XR64)
Read/Write at I/O Address 3B7h/3D7h
Index 64h
D7 D6 D5 D4 D3 D2 D1 D0
FP Vertical Total
This register is used in all modes.
7-0
FP Alternate Vertical Total
The contents of this register are 8 low order
bits of a 10-bit value. Bits 9 and 10 are
defined in XR65. The vertical total value
specifies the total number of scan lines per
frame. Similar to CR06.
Programmed Value = Actual Value – 2
Revision 0.7
FP OVERFLOW REGISTER (XR65)
Read/Write at I/O Address 3B7h/3D7h
Index 65h
D7 D6 D5 D4 D3 D2 D1 D0
This register is used in all modes.
0
FP Alternate Vertical Total Bit-8
1
FP Vertical Panel Size Bit-8
2
FP Alternate Vertical Sync Start Bit-8
3
Reserved (Must be programmed to 0)
4
Reserved (Must be programmed to 0)
5
FP Alternate Vertical Total Bit-9
6
FP Vertical Panel Size Bit-9
7
FP Alternate Vertical Sync Start Bit-9
103
Extension Registers
FP Vertical Total Bit-8
FP Vertical Panel Size Bit-8
FP Vsync Start Bit-8
Reserved (Must be 0)
Reserved (Must be 0)
FP V Total Bit-9
FP Panel Size Bit-9
FP Vsync Start Bit-9
Preliminary 65510