Samsung S3C2416 User Manual page 529

S3C2416X RISC MICROPROCESSOR
2.4.6 19BPP display (A666)
(BSWP = 0, HWSWP = 0)
D[31:19]
000H Dummy Bit
004H Dummy Bit
008H Dummy Bit
...
P1 P2 P3 P4
NOTES:
1. AEN : Select Alpha value in Window 1 Alpha Value Register for alpha blending
AEN = 0 : ALPHA0_R/G/B values are applied.
AEN = 1 : ALPHA1_R/G/B values are applied.
Each pixel of LCD panel displays blended color with lower layer window.
Refer to the equation of alpha blending on page 21-22.
2. D[17:12] = Red data, D[11:6] = Green data, D[5:0] = Blue data
D[18]
AEN
AEN
AEN
......
P5
LCD Panel
D[17:0]
P1
P2
P3
LCD CONTROLLER
21-9