STV8216 datasheet(57/97 Pages) STMICROELECTRONICS

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STV82x6

ZWT_STAT

Zweiton Status Register

9.10

Sound Preprocessing and Selection Registers

FM_DCL

FM DC Offset Left Register

Bit Name

Reset

Function

Bit 7

Reserved.

STD_MODE

0: German standard (Default)

1: Korean standard

THRESH[3:0]

1100

Defines the threshold of the detector for pilot and tone frequencies.

Level (% of the mid scale)

0000

1000

0001

6.25

1001

56.25

0010

12.5

1010

62.5

0011

18.75

1011

68.75

0100

1100 (Default)

0101

31.25

1101

81.25

0110

37.5

1110

87.5

0111

43.75

1111

93.75

TSCTRL[1:0]

Defines both the detection time and the error probability (reliability of the detection).

Sample Accumulation

Decision Count

Time (ms)

Error Probability

1024

256

10-4

01 (Default)

1024

384

10-6

2048

512

10-7

2048

768

10-9

Address (hex): 41h

Type: R

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

000

ZW_DET

ZW_ST

ZW_DM

Bit Name

Reset

Function

Bits[7:3]

00000

Reserved.

ZW_DET

Pilot Detection Flag

ZW_ST

Stereo Tone Detection Flag

ZW_DM

Dual Mono Tone Detection Flag

Address (hex): 42h

Type: R

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

FM_DCL[7:0]

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