F65510

Manufacturer Part NumberF65510
DescriptionControllers, Flat Panel VGA Controller
ManufacturerIntel Corporation
F65510 datasheet
 
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Page 87/154:

FP HORIZONTAL SYNC END REGISTER

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FP HORIZONTAL SYNC END REGISTER

(XR1A)
Read/Write at I/O Address 3B7h/3D7h
Index 1Ah
D7 D6 D5 D4 D3 D2 D1 D0
FP H Sync End
Reserved
4-0
Horizontal Sync End
Lower 5 bits of the character clock count
which specifies the end of horizontal sync.
Similar to CR05. If the horizontal sync
width desired is N clocks, then programmed
value is:
(N + Contents of XR19) ANDed with 01Fh
7-5
Reserved (0)
Revision 0.7
FP
HORIZONTAL
(XR1B)
Read/Write at I/O Address 3B7h/3D7h
Index 1Bh
D7 D6 D5 D4 D3 D2 D1 D0
7-0
Horizontal Total
This register contents are the total number of
character clocks per line. Similar to CR00.
Programmed Value = Actual Value – 5
83
Extension Registers
TOTAL
REGISTER
FP H Total
Preliminary 65510