Samsung S3C2416 User Manual page 531

S3C2416X RISC MICROPROCESSOR
2.4.8 16BPP display (A555)
(BSWP = 0, HWSWP = 0)
D[31]
000H AEN1
004H AEN3
008H AEN5
...
(BSWP = 0, HWSWP = 1)
[31]
000H AEN2
004H AEN4
008H AEN6
...
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[14:10] = Red data, D[9:5] = Green data, D[4:0] = Blue data
D[30:16]
P1
P3
P5
D[30:16]
P2
P4
P6
......
P5
LCD Panel
D[15] D[14:0]
AEN2 P2
AEN4 P4
AEN6 P6
D[15] D[14:0]
AEN1 P1
AEN3 P3
AEN5 P5
LCD CONTROLLER
21-11