STV8217 datasheet(79/149 Pages) STMICROELECTRONICS

Numer części	STV8217

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

PDF	149 Pages

Scroll/Zoom	100%

Producent	STMICROELECTRONICS [STMicroelectronics]

Strona internetowa	http://www.st.com

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79 / 149 page

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STV82x7

DSP_STATUS

DSP Status Register

DSP_RUN

Bit Name

Reset

Function

Bit 7

Reserved.

PRO_LOGIC_SELECT

0: Dolby Pro Logic I

1: Dolby Pro Logic II

NICAM

NICAM Demodulator is present when set.

I2S_INPUT

0: 1 I2S input

1: 3 I2S inputs

DIALOG_CLARITY

SRS Dialog Clarity algorithm is present when set.

TRUBASS

SRS Trubass algorithm is present when set.

TRUSURROUND

SRS Trusurround algorithm is present when set.

PRO_LOGIC

Dolby Pro Logic algorithm is present when set.

MULTICHANNEL

Multichannels output is present when set.

Address: 84h

Type: R

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

00000

INIT_MEM

Bit Name

Reset

Function

Bits[7:1]

0000000 Reserved.

INIT_MEM

DSP Initialization

0: DSP is not initialized.

1: DSP is initialized.

Address: 85h

Type: R/W

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

TEST_MODE

HOST_

NO_INIT

HOST_RUN

Bit Name

Reset

Function

TEST_MODE_

INPUT[7:6]

active in TEST_MODE = 1 (bypass processing)

0: I2S_0 copied to SCART and SPDIF outputs

1: I2S_1 copied to SCART and SPDIF outputs

2: I2S_2 copied to SCART and SPDIF outputs

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