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Samsung S3C2440A User Manual

Page 379

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S3C2440A RISC MICROPROCESSOR

LCD CONTROLLER

15-11

16 BPP Color mode

16 bits (5 bits of red, 6 bits of green, 5 bits of blue) of video data correspond to 1 pixel. But, stn controller will use
only 12 bit color data. It means that only upper 4bit each color data will be used as pixel data ( R[15:12], G[10:7],
B[4:1]). The following table shows color data format in words:

RGB order

DATA [31:28] [27:21] [20:16] [15:11] [10:5] [4:0]

Word #1

Red( 1)

Green(1)

Blue( 1)

Red( 2)

Green( 2)

Blue( 2)

Word #2

Red( 3)

Green(3)

Blue( 3)

Red( 4)

Green( 4)

Blue( 4)

Word #3

Red( 5)

Green(5)

Blue( 5)

Red( 6)

Green( 6)

Blue( 6)