STV82X7 datasheet(81/156 Pages) STMICROELECTRONICS

부품명	STV82X7

상세설명	Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders

PDF	156 Pages

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제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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STV82x7

ZWT_STAT

Zweiton Status Register

12.9

Analog Control

ADC_CTRL

ZWT_TIME[2:0]

100

Defines the period (duration) of the reset tone used for tone detection system reset.

000: 256 ms

100: 1280 ms

001: 512 ms

101: 1536 ms

010: 768 ms

110: 1792 ms

011: 1024 ms

111: 2040 ms

Address: 42h

Type: R

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

LRST_TONE_

OFF

ZW_STAT_

RDY

ZW_DET

ZW_ST

ZW_DM

Bit Name

Reset

Function

LRST_TONE_OFF

Indicates the status of the control bit programmed in the reg ZWT-CTRL

0: Periodical reset of tone detection enabled

1: Periodical reset of tone detection disabled

Bits[6:4]

000

Reserved.

ZW_STAT_RDY

Periodic flag indicating when the tone detection flags are updated and ready to be read

ZW_DET

Pilot Detection Flag

ZW_ST

Stereo Tone Detection Flag

ZW_DM

Dual Mono Tone Detection Flag

Address: 56h

Type: R/W

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

I2S_DATA0_CTRL[1:0]

ADC_POWER

_UP

ADC_INPUT_SEL[2:0]

Bit Name

Reset

Function

I2S_DATA0_CTRL[1:0]

00 = SCART

01 = L, R

10 = HP or Srnd

11 = C/Sub

Bits[7:4]

0000

Reserved.

Bit Name

Reset

Function

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