Samsung S5PC100, Руководство пользователя

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S5PC100 USER’S MANUAL (REV1.0) DISPLAY CONTROLLER
9.1-63
6.17 WINDOW 1 POSITION CONTROL B REGISTER (VIDOSD1B, R/W, ADDRESS = 0XEE00_ 0054)
VIDOSD1B Bit Description Reset Value
OSD_RightBotX_F [21:11] Horizontal screen coordinate for right bottom pixel of OSD
image 0
OSD_RightBotY_F [10:0] Vertical screen coordinate for right bottom pixel of OSD
image
(For interlace TV output, this value MUST be set to half of
the original screen y coordinate. The original screen y
coordinate MUST be odd value.)
0
NOTE1: Registers must have word boundary X position.
Therefore, 24 BPP mode must have X position by 1 pixel. (Ex, X = 0, 1, 2, 3….)
16 BPP mode must have X position by 2 pixel. (Ex, X = 0, 2, 4, 6….)
8 BPP mode must have X position by 4 pixel. (Ex, X = 0, 4, 8, 12….)
NOTE2: In case of VP interface, window’s height should be greater than 1. ( RigthBotY – LeftTopY > 0 )
6.18 WINDOW 1 POSITION CONTROL C REGISTER (VIDOSD1C, R/W, ADDRESS = 0XEE00_ 0058)
VIDOSD1C Bit Description
Reset Value
Reserved [24] Reserved 0
ALPHA0_R_H [23:20] Red Alpha upper value(case AEN == 0) 0
ALPHA0_G_H [19:16] Green Alpha upper value(case AEN == 0) 0
ALPHA0_B_H [15:12] Blue Alpha upper value(case AEN == 0) 0
ALPHA1_R_H [11:8] Red Alpha upper value(case AEN == 1) 0
ALPHA1_G_H [7:4] Green Alpha upper value(case AEN == 1) 0
ALPHA1_B_H [3:0] Blue Alpha upper value(case AEN == 1) 0
NOTE: Refer to VIDW1ALPHA0,1 register
6.19 WINDOW 1 POSITION CONTROL D REGISTER (VIDOSD1D, R/W, ADDRESS = 0XEE00_ 005C)
VIDOSD1D Bit Description Reset Value
Reserved [25:24] Reserved (should be 0) 0
OSDSIZE [23:0] Window Size
Example: Height * Width(Number of Word)
Note . Set filed value for Interlace YUV if (ITU601/656 if)
0