TDA7404

I2C bus interface

23/35

Note:

All the blank bits in the following tables are "don't care"-bits.

5.4

Subaddress (receive mode)

Table 7.

Subaddress (receive mode)

MSB

LSB

Function

0

1

Zero Cross available

Soft Mute available

1.

For more information seeSection 4.5: Soft-mute.

0

1

off

on

2.

For more information see Section 4.2: AutoZero

0

1

off

on

3.

For more information see Test Programming block

0

1

off

on

4.

If this bit is set to "1", the subaddress is automatically increased after the transmission of a data-byte.

Therefore a transmission of more than one byte without sending the new subaddress is possible.

0

0

0

0

0

0

0

0

1

1

1

1

1

1

0

0

0

0

1

1

1

1

0

0

0

0

1

1

0

0

1

1

0

0

1

1

0

0

1

1

0

0

0

1

0

1

0

1

0

1

0

1

0

1

0

1

Input Selector / Gain

Loudness

Volume

Treble

Bass

Speaker attenuator LF / Bass Fc

select

Speaker attenuator RF

Speaker attenuator LR

Speaker attenuator RR

Subwoofer attenuator LSW

Subwoofer attenuator RSW

Soft-mute / Mixing

Others selection

Testing