參數(shù)資料
型號(hào): STV8226
廠商: 意法半導(dǎo)體
英文描述: Multistandard TV Audio Processor and Digital Sound Demodulator
中文描述: 多標(biāo)準(zhǔn)電視音頻處理器和數(shù)字聲音解調(diào)器
文件頁數(shù): 51/97頁
文件大?。?/td> 1871K
代理商: STV8226
51/97
STV82x6
Register List
FIR2C[0:7]
Channel 2 FIR Coefficients
Bit Name
Reset
Function
CARFQ2[23:16]
CARFQ2[15.8]
CARFQ2[7:0]
01000100
01000000
00000000
Channel 2 DCO Carrier Frequency (8 MSBs)
Channel 2 DCO Carrier Frequency
Channel 2 DCO Carrier Frequency (8 LSBs) See
Table 13
.
Table 13: Stereo Carrier Frequencies by System
System
Stereo Carrier Freq. (MHz)
CARFQ2[23:0] (Dec)
CARFQ2[23:0] (Hex)
M/N A2+
4.724212
3225062
3135E6h
B/G NICAM
5.85
3993600
3CF000h
BG A2
5.7421875
3920000
3BD080h
I NICAM
6.552
4472832
444000h
L NICAM
5.85
3993600
3CF000h
DK NICAM
5.85
3993600
3CF000h
DK1 A2*
6.258125
4272000
412F80h
DK2 A2*
6.7421875
4602667
463B2Bh
DK3 A2*
5.7421875
3920000
3BD080h
Address (hex): 2Bh to 32h
Type: R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
FIR2C0[7:0] to FIR2C7[7:0]
Table 14: Channel 2 FIR Coefficients
Bitfield
Description
FM 27 kHz
FM 50 kHz
QPSK 40%
QPSK100%
FIR2C0[7:0]
FFh
00h
00h
00h
FIR2C1[7:0]
FEh
FEh
00h
00h
FIR2C2[7:0]
FEh
FCh
FFh
00h
FIR2C3[7:0]
00h
FDh
03h
00h
FIR2C4[7:0]
06h
02h
00h
FFh
FIR2C5[7:0]
0Eh
0Dh
F4h
04h
FIR2C6[7:0]
16h
18h
0Ah
14h
FIR2C7[7:0]
1Bh
1Fh
3Dh
25h
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