參數(shù)資料
型號: AK8850
廠商: Asahi Kasei Microsystems Co.,Ltd
英文描述: NTSC Digital Video Decoder
中文描述: NTSC制式數(shù)字視頻解碼器
文件頁數(shù): 82/99頁
文件大?。?/td> 1757K
代理商: AK8850
ASAHI KASEI
[AK8850]
BRIGHTNESS CONTROL REGISTER ( R / W ) [ SUB ADDRESS 0x12 ]
This register controls the Brightness adjustment.
Default value ( 0x00 ) corresponds to un-adjusted condition.
Sub Address 0x12
Default Value : 0x00
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
BR7
BR6
BR5
BR4
BR3
BR2
BR1
BR0
Default Value
0
Brightness Control Register Definition
BIT
R/W
Definition
bit 0
~
bit 7
BR0
~
BR7
Brightness Control bit
R/W
Brightness level is defined following formula
-286mV Sync signal (without setup)
1 [BR7:BR0]*100/255
-286mV Sync signal (with setup)
1 [BR7:BR0]*108/255
1 [BR7:BR0]*111/255
-300mV Sync signal (without setup)
1 [BR7:BR0]*102/255
-300mV Sync signal (with setup)
Register Name
CONTRAST CONTROL REGISTER ( R / W ) [ SUB ADDRESS : 0x13 ]
This register controls the Contrast adjustment.
Default value ( 0x80 ) corresponds to un-adjusted condition.
Sub Address 0x13
Default Value : 0x80
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
CONT7
CONT6
CONT5
CONT4
CONT3
CONT2
CONT1
CONT0
Default Value
1
0
Contrast Control Register Definition
BIT
Register Name
R/W
Definition
bit 0
~
bit 7
CONT0
~
CONT7
Contrast Control bit
R/W
Contrast adjustment range is 0 to 2 by 1/256
step.
Rev.0
83
2003/01
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