ALXD800EEXJ2VD C3 AMD (ADVANCED MICRO DEVICES), ALXD800EEXJ2VD C3 Datasheet - Page 266

• Manufacturer Part Number: ALXD800EEXJ2VD C3
• Manufacturer: AMD (ADVANCED MICRO DEVICES)

Specifications of ALXD800EEXJ2VD C3

• Operating Temperature (min): 0C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Compliant

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Bit
9:8
16
13
12
11
10
Name
BPP/FMT
RSVD
EN
OS
AS
CS
RSVD
SI
PI
ST
PT
PM
33234H
Description
Color Depth and Format.
0000: 8-bpp, 3:3:2 format.
0100: 16-bpp, 4:4:4:4 format.
0101: 16-bpp, 1:5:5:5 format.
0110: 16-bpp, 0:5:6:5 format.
1000: 32-bpp, 8:8:8:8 format.
All Others: Undefined.
Reserved. Write as read.
Alpha Enable Bits. Also used to select how to apply the specified operation.
00: Alpha disabled/ROP enabled.
01: Alpha operation applies to only the RGB values of the pixel. Output alpha is from
10: Alpha operation applies to only the alpha of the pixel. Output RGB is from channel B
11: Alpha operation applies to all channels of the pixel (ARGB).
Alpha Operation Select. Determines the alpha operation to be performed if enabled.
00: a∗A.
01: (1-a)*B.
10: A + (1-a)*B.
11: a∗A + (1-a)*B.
* Channel A is added in this case only if the selected α is also from channel A.
Alpha Select. Chooses which alpha value to use for the multiplication.
000: a
001: a
010: a
011: Constant 1
Channel Select. Determines which data stream gets put on which channel.
0: A is source, B is destination.
1: A is destination, B is source.
Reserved. Write as read.
Source Invert. Inverts the sense of monochrome source data.
Pattern Invert. Inverts the sense of monochrome pattern data.
Source Transparency. Enables transparency for monochrome source data and color
keying for color source data.
0: Disable.
1: Enable.
Pattern Transparency. Enables transparency for monochrome pattern data.
0: Disable.
1: Enable.
Pattern Mode. Specifies the format of the pattern data.
00: Solid pattern. Pattern data always sourced from GP_PAT_COLOR_0 (GP Memory
01: Mono pattern.
10: Color pattern.
11: Undefined.
Offset 18h).
channel B if the OS is 01; otherwise from channel A.
if the OS is 01; otherwise from channel A.
A
B
R
GP_RASTER_MODE Bit Descriptions
100: Color
101: Color
110: a
111: Constant 1
R
A
B
Graphics Processor Register Definitions
AMD Geode™ LX Processors Data Book