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MB86R02 ‘Jade-D’ Hardware Manual V1.64
L3BLD (L3 Blend)
Register
address
DisplayBaseA 0x190
Bit number
31 30 29 28 ----- 20 19 18 17 16
15
14
13 12 11 10 9 8 7 6 5 4 3 2 1 0
Bit field name
Reserved
L3BE L3BS L3BI L3BP
Reserved
L3BR
R/W
R0
RW
RW
RW
RW
RW0
RW
Initial value
0
0
X
X
X
0
X
This register specifies the blend parameters for the L3 layer.
Bit 7 to 0
L3BR (L3 layer Blend Ratio)
Sets the blend ratio. Basically, the blend ratio is setting value/256.
Bit 13
L3BP (L3 layer Blend Plane)
Specifies that the L5 layer is the blend plane.
0
Value of L3BR used as blend ratio
1
Pixel of L5 layer used as blend ratio
Bit 14
L3BI (L3 layer Blend Increment)
Selects whether or not 1/256 is added when the blend ratio is not “0”.
0
Blend ratio calculated as is
1
1/256 added when blend ratio
≠
0
Bit 15
L3BS (L3 layer Blend Select)
Selects the blend calculation expression.
0
Upper image
×
Blend ratio
+
Lower image
×
(1 – Blend ratio)
1
Upper image
×
(1 – Blend ratio)
+
Lower image
×
Blend ratio
Bit 16
L3BE (L3 layer Blend Enable)
This bit enables blending.
0
Overlay via transparent color
1
Overlay via blending
Before blending, the blend mode must be specified using L3BE and alpha must also be enabled for
L3 layer display data. For direct color, alpha is specified using the MSB of data; for indirect color,
alpha is specified using the MSB of palette data.
Summary of Contents for MB86R02
Page 24: ...MB86R02 Jade D Hardware Manual V1 64 ...
Page 76: ...3 2 MB86R02 Jade D Hardware Manual V1 64 Figure 3 1 Memory map 1 ...
Page 77: ...3 3 MB86R02 Jade D Hardware Manual V1 64 Figure 3 2 Memory map 2 ...
Page 167: ...8 8 MB86R02 Jade D Hardware Manual V1 64 ...
Page 214: ...11 7 MB86R02 Jade D Hardware Manual V1 64 15 16 cycles initial value ...
Page 497: ...18 139 MB86R02 Jade D Hardware Manual V1 64 VSYNC is output 1 dot clock faster than HSYNC ...
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Page 682: ...22 2 MB86R02 Jade D Hardware Manual V1 00 FUJITSU PROPRIETARY AND CONFIDENTIAL ...
Page 811: ...29 24 MB86R02 Jade D Hardware Manual V1 64 ...