Samsung S5PC100 User Manual page 1021

S5PC100 USER'S MANUAL (REV1.0)
3.3 OVERVIEW OF THE COLOR DATA
3.3.1 RGB Data Format
The display controller requests the specified memory format of frame buffer. The table below shows some
examples of each display mode.
25BPP display (A888)
NOTE 1: AEN: Transparency value selection bit
AEN = 0: Select ALPHA0
AEN = 1: Select ALPHA1
If per-pixel blending is set, then this pixel blends 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 "Section SFR".
NOTE 2: D [23:16] = Red data, D [15:8] = Green data, D [7:0] = Blue data
NOTE 3: 32BPP (8888) mode. (For more information, refer to "Section SFR) Data has Alpha value.
P1 P2 P3 P4 P5
......
LCD Panel
DISPLAY CONTROLLER
9.1-7