TW2866C datasheet(95/143 Pages) RENESAS

Part #	TW2866C

Description	4-Channel Video Decoders and Audio Codecs and Video Encoder for Security Application

PDF	143 Pages

Scroll/Zoom	100%

Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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95 / 143 page

TW2866C

FN8253 Rev. 0.00

Page 95 of 143

February 3, 2012

0XCE – ANALOG POWER DOWN CONTROL

Bit

Function

R/W

Description

Reset

AAUTOMUTE

R/W

1: When input Analog data is less than ADET_TH

level,output PCM data will be

0x0000(0x00).Audio DAC data input is 0x200.

0: No effect

Reserved

A_DAC_PWDN

R/W

Power down the audio DAC.

0: Normal operation

1: Power down

A_ADC_PWDN

R/W

Power down the audio ADC.

0: Normal operation

1: Power down

3-0

V_ADC_PWDN

R/W

Power down the video ADC.

V_ADC_PWDN[3:0] stands for CH4 to CH1.

0: Normal operation

1: Power down

0XCF – SERIAL MODE CONTROL

Bit

Function

R/W

Description

Reset

7-6

SMD

R/W

Set up cascade Audio Serial mode.

When SMD=2hex or 3hex,ALINKO pin output cascaded

audio serial data. When SMD=0hex, ALINKO pin output is

tri-state.

00:No Serial mode. ALINKO pin is tri-state output.

10: ALINKO pin is Serial out pin. ALINKI pin is

Serial input pin.

5-4

VRSTEL

R/W

Select VRST(V reset) signal on ACKG (Audio Clock

Generator) refin input .

Ch1 VRST

Ch2 VRST

Ch3 VRST

Ch4 VRST

3-0

Reserved

TW2866C Datasheet(PDF) 95 Page - Renesas Technology Corp

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