10 I2C Programming The following tables l" />
參數(shù)資料
型號: MC44BS373CAFC
廠商: Freescale Semiconductor
文件頁數(shù): 2/52頁
文件大小: 0K
描述: IC MODULATOR AUD/VID U/V 20-QFN
標準包裝: 490
類型: NTSC/PAL 調制器
應用: 音頻/視頻,VCR,機頂盒
安裝類型: 表面貼裝
封裝/外殼: 20-VQFN 裸露焊盤
供應商設備封裝: 20-QFN 裸露焊盤(5x5)
包裝: 托盤
MC44BS373CA Data Sheet
I2C Programming
10 I2C Programming
The following tables list, by category, the bits used to program various parameters of the MC44BS373CA.
10.1 Sound Settings
Table 13 lists the sound settings used.
Table 14 lists the video settings used.
Table 13. Sound Settings
Bit
Value
Setting
Sound Subcarrier Frequency (MHz)
SFD1
SFD0
SFD1
SFD0
00
4.5
01
5.5
10
6.0
11
6.5
Picture-to-Sound Ratio (dB)
PS
0
12
116
Sound Oscillator
SO
0
Sound oscillator on (normal mode)
1
Sound oscillation disabled (oscillator and PLL section bias turned off)
Table 14. Video Settings
Bit
Value
Setting
System L/BG Selection
SYSL
0
System B/G enabled, system L disabled (FM sound and negative video
modulation)
1
System L enabled, system B/G disabled (AM sound and positive video modulation)
Peak White Clip
PWC
0
Peak white clip on (system B/G)
1
Peak white clip off (system L)
Test Pattern Signal
TPEN
0
Test pattern signal off (normal operation)
1
Test pattern signal on (picture and sound)
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