F65510

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


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®
ATTRIBUTE CONTROLLER
COLOR REGISTERS (AR00-AR0F)
Read at I/O Address 3C1h
Write at I/O Address 3C0/1h
Index 00-0Fh
Group 1 Protection or XR63 bit-6
D7 D6 D5 D4 D3 D2 D1 D0
Blue
Green
Red
Secondary Blue
Secondary Green
Secondary Red
Reserved
5-0
Color Value
These bits are the color value in the
respective attribute controller color register
as pointed to by the attribute index register.
7-6
Reserved (0)
ATTRIBUTE CONTROLLER
MODE CONTROL REGISTER (AR10)
Read at I/O Address 3C1h
Write at I/O Address 3C0/1h
Index 10h
Group 1 Protection
D7 D6 D5 D4 D3 D2 D1 D0
Text/Graphics Mode
Mono/Color Display
Enable Line Graphics
Select Background
Reserved
Horizontal Split Screen
256 Color
Video Output 4-5 Select
0
Text/Graphics Mode
0 Select text mode
1 Select graphics mode
1
Monochrome/Color Display
0 Select color display attributes
1 Select mono display attributes
Revision 0.7
Attribute Controller and Color Palette Registers
2
Enable Line Graphics Character Codes
This bit is dependent on bit 0 of the Override
register.
0 Make the ninth pixel appear the same
as the background
1 For special line graphics character
codes (0C0h-0DFh), make the ninth
pixel identical to the eighth pixel of the
character. For other characters, the
ninth pixel is the same as the
background.
3
Enable
Blink/Select
Intensity
The blinking counter is clocked by the
VSYNC signal.
defined in the Blink Rate Control Register
(XR60).
0 Disable Blinking and enable text mode
background intensity
1 Enable the blink attribute in text and
graphics modes.
4
Reserved (0)
5
Split Screen Horizontal Panning Mode
0 Scroll both screens horizontally as
specified in the Pixel Panning register
1 Scroll horizontally only the top screen
as specified in the Pixel panning
register
6
256 Color Output Assembler
0 6-bits of video (translated from 4-bits
by the internal color palette) are output
every dot clock
1 Two 4-bit sets of video data are
assembled to generate 8-bit video data
at half the frequency of the internal dot
clock (256 color mode).
7
Video Output 5-4 Select
0 Video bits 4 and 5 are generated by
the internal Attribute Controller color
palette registers
1 Video bits 4 and 5 are the same as bits
0 and 1 in the Pixel Pad register
(AR14)
68
Background
The Blink frequency is
Preliminary 65510