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PRELIMINARY
DISPLAY CONTROLLER
S3C6400X RISC MICROPROCESSOR
14-6
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.
Overview of the Color Data
RGB Data format
The display controller requests the specified memory format of frame buffer. The next table shows some
examples of each display mode.
25BPP display (A888)
(BSWP = 0, HWSWP = 0)
D[31:25]
D[24]
D[23:0]
000H Dummy
Bit
AEN
P1
004H Dummy
Bit
AEN
P2
008H Dummy
Bit
AEN
P3
...
P1
P2
P3
P4
P5
......
LCD Panel
Note:
1. AEN : Transparency value selection bit
AEN = 0 : Select ALPHA0
AEN = 1 : Select ALPHA1
If per-pixel blending is set, then this pixel would be blended with alpha value selected by AEN. Alpha value
is selected by SFR value as ALPHA0_R, ALPHA0_G, ALPHA0_B, ALPHA1_R, ALPHA1_G, ALPHA1_B. For
more information refer to description of SFR.
2. D[23:16] = Red data, D[15:8] = Green data, D[7:0] = Blue data