L64105 LSI Logic Corporation, L64105 Datasheet - Page 146

• Manufacturer Part Number: L64105
• Description: Mpeg-2 Audio/video Decoder
• Manufacturer: LSI Logic Corporation

Table 4.1
Figure 4.94
4-64
Field Structure Picture
Frame Structure Picture
16:9 Aspect Ratio
4:3 Aspect Ratio
SIF Res. (240/288 lines)
Full Res. (480/576 lines)
RMM
7
Parameter
Display Mode Selection Table
Register 277 (0x115) Horizontal Filter Scale [7:0]
Field Sync Enable
The host writes this value to set the interpolator for the output pixels
when the filter is enabled. The equation for deriving the Horizontal Filter
Scale value is:
where
Register Descriptions
Horizontal Filter Scale
x
0x0 0x1 0x2 0x3 0x4 0x5 0x6 0x7 0x8 0x9
x
x
x
means to round the value x to the smallest integer larger than x.
x
x
x
When this bit is set, the timing generator syncs to any
field rather than just the even field for the purpose of
enabling the decoder.
Horizontal Filter Scale [7:0]
x
x
x
=
R/W
0 if Source Width
x
x
x
Source Width
----------------------------------- -
Target Width
x
x
x
x
Display Mode [3:0]
x
x
x
x
256 ,
=
x
x
x
x
x
Target Width
x
x
x
x
x
x
x
x
x
x
x
x
x
0xA
x
x
x
x
x
R/W 7
0
0xB
x
x
x
x
x