Samsung S3C6400X User Manual page 557

S3C6400X RISC MICROPROCESSOR
COMMON RESOURCE RASTER OPERATION REGISTER (ROP_REG)
Register
ROP_REG 0x76100410
ROP_REG Bit
Reserved [31:14]
OS [13]
ABM [12:10]
T [9]
Reserved [8]
ROP Value [7:0]
COMMON RESOURCE ALPHA REGISTER (ALPHA_REG)
Register
ALPHA_REG 0x76100420
ALPHA_REG Bit
Reserved [31:16]
Fading [15:8]
Alpha [7:0]
Offset R/W
R/W Raster Operation register.
Third Operand Select :
1'b0 : Pattern
1'b1 : Foreground Color
Alpha Blending Mode :
3'b000 : No Alpha Blending
3'b001 : Perpixel Alpha Blending with Source Bitmap
3'b010 : Alpha Blending with Register
3'b011 : Perpixel Alpha Blending with Third Bitmap
3'b100 : Fading
Others : Reserved
0 : Opaque Mode
1 : Transparent Mode
Raster Operation Value
Offset R/W
R/W Alpha value, Fading offset.
Fading Offset Value
Alpha Value
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
Description
Description
Description
Description
GRAPHICS 2D
Reset Value
0x0000_0000
Initial State
0x0
0x0
0x0
0x0
0x0
0x0
Reset Value
0x0000_0000
Initial State
0x0
0x0
0x0
18-25