ADAV4601BSTZ datasheet(45/60 Pages) AD

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ADAV4601

Rev. B | Page 45 of 60

Bit No.

Bit Name

Description

Default

Bit[1]

Mute AUXOUT1 output

Mutes the AUXOUT1 output.

0b = mutes

1b = unmutes

Bit[0]

Reserved

Always write as 0 if writing to this register.

Address 0x0122 Audio Flow Control Register (Default: 0x8001)

Table 40.

Bit No.

Bit Name

Description

Default

Bit[15]

Reserved

Always write a 1 if writing to this register.

Bit[14]

Enable AVC

When set to 1, it enables the AVC function.

0b = disabled

1b = enabled

Bit[13]

Enable main delay

When set to 1, it enables the lip synchronization delay.

0b = disabled

1b = enabled

Bit[12]

Enable main EQ

When set to 1, it enables the seven band equalizer.

0b = disabled

1b = enabled

Bit[11]

Enable ADI bass

When set to 1, it enables the ADI bass.

0b = disabled

1b = enabled

Bit[10]

Enable main loudness

When set to 1, it enables the loudness.

0b = disabled

1b = enabled

Bit[9]

Enable main beeper

When set to 1, it leaves only the beeper on the main channel. By default, this register bit

is set to 0, which means the main channel input is added to the beeper.

0b = beeper and channel

1b = beeper only

Bit[8]

Enable main limiter

When set to 1, it enables the tweeter and woofer peak limiters.

0b = disabled

1b = enabled

Bit[7]

Enable speaker EQ

When set to 1, it enables the eight band speaker equalizer for the tweeter output.

0b = disabled

1b = enabled

Bit[6]

Enable crossover bypass

When set to 1, it enables the crossover low-pass and high-pass filters for the main channel.

0b = disabled

1b = enabled

Bit[5]

Tweeter output control

When set to 1, the tweeter and woofer outputs are added together and output on

the tweeter output.

0b = tweeter only

1b = tweeter and woofer

Bit[4]

Enable subchannel LPF

Used to control the LPF on the subchannel.

0b = enabled

1b = disabled

Bit[3]

Enable HP1 EQ

When set to 1, it enables the seven band equalizer for the Headphone 1 channel.

0b = disabled

1b = enabled

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