bt829bkrf ETC-unknow, bt829bkrf Datasheet - Page 96

• Manufacturer Part Number: bt829bkrf
• Description: Video Streamii Decoders
• Manufacturer: ETC-unknow

86
4.0 Control Register Definitions
0x0A—Brightness Control Register (BRIGHT)
0x0A—Brightness Control Register (BRIGHT)
The brightness control involves the addition of a two’s complement number to the luma channel. Brightness can
be adjusted in 255 steps, from –128 to +127. The resolution of brightness change is one LSB 0.39% with respect
to the full luma range. An asterisk indicates the default option.
BRIGHT
7
0
6
0
Hex Value
0x00*
0x80
0x81
0xFF
0x01
0x7E
0x7F
.
.
.
.
5
0
Binary Value
0000 0000*
1000 0000
1000 0001
1111 1111
0000 0001
0111 1110
0111 1111
.
.
.
.
4
0
D829BDSA
BRIGHT
Number of LSBs
3
0
–128
–127
+126
+127
–01
+01
00
.
.
.
.
Brightness Changed By
2
0
Percent of Full Scale
VideoStream II Decoders
1
0
–99.22%
–0.78%
+0.78%
+99.2%
–100%
+100%
0%
Bt829B
0
0