SC2200UFH-300 AMD (ADVANCED MICRO DEVICES), SC2200UFH-300 Datasheet - Page 321

• Manufacturer Part Number: SC2200UFH-300
• Manufacturer: AMD (ADVANCED MICRO DEVICES)

Specifications of SC2200UFH-300

• Operating Temperature (min): 0C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Not Compliant

Video Processor Module
Mixing/Blending Operation
Table 7-2 on page 333 shows the truth table used to create the flow diagram, Figure 7-12 on page 334, that the Mixer/
Blender logic uses to determine each pixels disposition.
1.
2.
AMD Geode™ SC2200 Processor Data Book
CHROMA_SEL
CHROMA_SEL
CHROMA_SEL
Graphics Color
Video Chroma
COLOR_CHROMA_SEL: F4BAR0+Memory Offset 04h[20].
GFX_INS_VIDEO: F4BAR0+Memory Offset 4Ch[8].
ALPHAx_COLOR_REG_EN: F4BAR0+Memory Offsets 68h[24], 78h[24], and 88h[24].
(COLOR_
(COLOR_
COLOR_
Key
= 0)
Key
= 1)
x
x
1
Not in an Alpha
Not in an Alpha
Not in Video
Inside Alpha
Inside Alpha
Windows
Window x
Window x
Window
Window
Window
x
ALPHAx_COLOR_REG_EN = 1
ALPHAx_COLOR_REG_EN = 0
ALPHAx_COLOR_REG_EN = 1
ALPHAx_COLOR_REG_EN = 0
Table 7-2. Truth Table for Alpha Blending
GFX_INS_VIDEO = 0
GFX_INS_VIDEO = 1
GFX_INS_VIDEO = 0
GFX_INS_VIDEO = 1
Configuration
x
x
x
x
2
Data Match
Color Key
Graphics
Cursor
Yes
No
No
No
No
No
No
No
No
No
No
No
No
No
Data Match
Color Key
Graphics
Normal
Yes
Yes
Yes
No
No
x
x
x
x
x
x
x
x
x
32580B
Video Data
Color Key
Normal
Match
Yes
Yes
Yes
No
No
x
x
x
x
x
x
x
x
x
Color Register
Alpha-blended
Color Register
Alpha-blended
Graphics Data
Graphics Data
Graphics Data
Graphics Data
Graphics Data
Mixer Output
Cursor Color
Video Data
Video Data
Video Data
Video Data
Color from
Color from
Data
Data
333