SC2200UFH-300 AMD (ADVANCED MICRO DEVICES), SC2200UFH-300 Datasheet - Page 322

• 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

334
Notes:
1)
2)
3)
Alpha window should not be placed outside of the video window.
“Graphics inside Video” is enabled via bit GFX_INS_VIDEO in the Video De-interlacing and Alpha Control register
(F4BAR0+Memory Offset 4Ch[8]).
The “Pixel Value” refers to either the Video value or the Graphics value, depending on the setting of bit COLOR_CHROMA_SEL
in the Display Configuration register (F4BAR0+Memory Offset 04h[20]).
value for this pixel
Use selected cur-
Replace the value
sor color for pixel
values and video
values using the
Blend graphics
alpha value for
Use graphics
register value
with the color
this window
32580B
Yes
Yes
No
Yes
Use video value
Figure 7-12. Color Key and Alpha Blending Logic
COLOR_CHROMA
for this pixel
graphics value
alpha window
enabled for this
Pixel outside
Pixel inside
Cursor color
key matches
Color register
normal color
Pixel value
the video
_SEL = 1
matches
window
window
Start
key
No
No
Yes
Yes
No
No
1
3
No
Yes
value for this pixel
Use graphics
COLOR_CHROMA
inside Video”
normal color
Pixel value
“Graphics
is enabled
matches
_SEL = 1
key
No
No
No
2
3
Yes
Use video value
Yes
Yes
for this pixel
AMD Geode™ SC2200 Processor Data Book
COLOR_CHROMA
_SEL = 1
No
value for this pixel
Video Processor Module
Use graphics
Yes