STV82X6 STMICROELECTRONICS [STMicroelectronics], STV82X6 Datasheet - Page 55

• Manufacturer Part Number: STV82X6
• Description: Multistandard TV Audio Processor and Digital Sound Demodulator
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

STV82x6
9.10
Address (hex): 41h
Type: R
Address (hex): 42h
Type: R
THRESH[3:0]
TSCTRL[1:0]
STD_MODE
Bit Name
Bit Name
Bit 7
Bit 7
ZW_DET
ZW_DM
Bits[7:3]
ZW_ST
0
Bit 7
ZWT_STAT
Sound Preprocessing and Selection Registers
FM_DCL
Bit 6
Bit 6
Reset
Reset
00000
0
1100
00
0
0
0
0
0
Reserved.
0: German standard (Default)
1: Korean standard
Defines the threshold of the detector for pilot and tone frequencies.
0000
0001
0010
0011
0100
0101
0110
0111
Defines both the detection time and the error probability (reliability of the detection).
00
01 (Default)
10
11
Reserved.
Pilot Detection Flag
Stereo Tone Detection Flag
Dual Mono Tone Detection Flag
Sample Accumulation
Bit 5
Bit 5
0
Zweiton Status Register
FM DC Offset Left Register
Level (% of the mid scale)
1024
1024
2048
2048
0
6.25
12.5
18.75
25
31.25
37.5
43.75
Bit 4
Bit 4
0
FM_DCL[7:0]
Decision Count
2
3
2
3
Bit 3
Bit 3
0
Function
Function
1000
1001
1010
1011
1100 (Default)
1101
1110
1111
Time (ms)
256
384
512
768
ZW_DET
Bit 2
Bit 2
Error Probability
Level (% of the mid scale)
50
56.25
62.5
68.75
75
81.25
87.5
93.75
10
10
10
10
-4
-6
-7
-9
ZW_ST
Bit 1
Bit 1
Register List
ZW_DM
Bit 0
Bit 0
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