STV6414A datasheet(19/32 Pages) STMICROELECTRONICS

19 / 32 page

STV6414A

I²C bus selection

19/32

Note:

At register address 06h, bits marked “Not used” must be set to “1”. All other bits from all

other registers marked “Not used” must be set to “0”.

02h

VCR chroma

muted

VCR video and chroma switch control

chroma

muted

TV video and chroma switch

control

03h

RGB and FB

tri-state

RGB gain

RGB switch control

Fast blanking

mode/input selection

Miscellaneous

04h

IT enable

SLB mode

LPF

enable

VCR-C

output control

Not used

(see Note)

Not used

(see Note)

TV R or C

output

selection

05h

VCR slow blanking

TV slow blanking

ENC audio input gain

0/6/9 dB

VCR R/C

sub clamp

ENC R/C

sub clamp

Standby

06h

Not used

(see Note)

TV outputs

CINCH

outputs

VCR

outputs

Not used

(see

Note)

TV inputs

VCR

inputs

ENC

inputs

Table 18.

Input signal summary (write mode) (continued)

Reg add

(hex)

Data

Table 19.

TV audio output

Reg add

(hex)

Description

Bits

Data

Comments

00h

Soft volume change

Active

Disabled

Level adjustment

0dB

-62 dB (-2 dB/step)

6 dB extra gain

0dB

+6 dB

TV stereo or mono

mode

0 = stereo

1 = mono

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