STV6410A Просмотр технического описания (PDF) - STMicroelectronics

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STV6410A

AUDIO/VIDEO SWITCH MATRIX

STMicroelectronics 

STV6410A

I2C BUS SELECTION (continued)

VCR And AUX Video Outputs

Register

Address

(HEX)

Description

Data

Bits

d7 d6 d5 d4 d3 d2 d1 d0

Comments

05

VCR Y/CVBS & Chroma 3 X X X X X 0 0 0 Y/CVBS & chroma muted

Outputs Selection

X X X X X 0 0 1 Y/CVBS_AUX & R/C_AUX

X X X X X 0 1 0 Y_AUX & R/C_AUX

X X X X X 0 1 1 NOT ALLOWED

X X X X X 1 0 0 CVBS_ASTB & Chr. muted

X X X X X 1 0 1 Y/CVBS_ENC & R/C_ENC

X X X X X 1 1 0 Y_ENC & C_ENC

X X X X X 1 1 1 Y/CVBS_TV & C_TV

VCR Chroma Output

Muting

1 X X X X 0 X X X Chroma Output controlled by d2-

d1-d0 from register 05.

X X X X 1 X X X Chroma Output forced to mute.

AUX Video Output

Selection

3 X 0 0 0 X X X X Y/CVBS & chroma muted

X 0 0 1 X X X X NOT ALLOWED

X 0 1 0 X X X X NOT ALLOWED

X 0 1 1 X X X X Y/CVBS_VCR & C_VCR

X 1 0 0 X X X X CVBS_ASTB & Chr. muted

X 1 0 1 X X X X Y/CVBS_ENC & R/C_ENC

X 1 1 0 X X X X Y_ENC & C_ENC

X 1 1 1 X X X X Y/CVBS _TV & C_TV

AUX Chroma Output

Muting

1 0 X X X X X X X Chroma Output controlled by d6-

d5-d4 from register 05.

1 X X X X X X X Chroma Output forced to mute.

Slow Blanking Switches

Register

Address

(HEX)

Description

06

Slow Blanking TV SCART

Slow Blanking VCR SCART

Slow Blanking AUX SCART

Data

Bits

d7 d6 d5 d4 d3 d2 d1 d0

Comments

2 X X X X X X 0 0 Input mode

X X X X X X 0 1 Output < 2V

X X X X X X 1 0 Output 16/9 format

X X X X X X 1 1 Output 4/3 format

2 X X X X 0 0 X X Input mode

X X X X 0 1 X X Output < 2V

X X X X 1 0 X X Output 16/9 format

X X X X 1 1 X X Output 4/3 format

2 X X 0 0 X X X X Input mode

X X 0 1 X X X X Output < 2V

X X 1 0 X X X X Output 16/9 format

X X 1 1 X X X X Output 4/3 format

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