TDA7718B Datasheet, PDF (28/40 Pages) STMicroelectronics – 3 band car audio processor

I²C bus specification
TDA7718B
5.2.3
Reset condition
A Power-On-Reset is invoked if the supply voltage is below than 3.5 V. After that the
registers are initialized to the default data written in following tables.
Table 7. Subaddress (receive mode)
MSB
LSB
I2 I1 I0 A4 A3 A2 A1 A0
Function
Testing mode
0
-
-
-
-
-
-
- Off
1
On
-
x
-
-
-
-
-
- Not used
Auto increment mode
-
-
0
-
-
-
-
- Off
1
On
-
-
-
0
0
0
0
0 Main selector
-
-
-
0
0
0
0
1 Not used
-
-
-
0
0
0
1
0 Not used
-
-
-
0
0
0
1
1 Not used
-
-
-
0
0
1
0
0 Soft-mute / others
-
-
-
0
0
1
0
1 Soft-step I
-
-
-
0
0
1
1
0 Soft-step II / DC-detector
-
-
-
0
0
1
1
1 Loudness
-
-
-
0
1
0
0
0 Volume / output gain
-
-
-
0
1
0
0
1 Treble
-
-
-
0
1
0
1
0 Middle
-
-
-
0
1
0
1
1 Bass
-
-
-
0
1
1
0
0 Subwoofer / middle / bass
-
-
-
0
1
1
0
1 Speaker attenuator left front
-
-
-
0
1
1
1
0 Speaker attenuator right front
-
-
-
0
1
1
1
1 Speaker attenuator left rear
-
-
-
1
0
0
0
0 Speaker attenuator right rear
-
-
-
1
0
0
0
1 Subwoofer attenuator left
-
-
-
1
0
0
1
0 Subwoofer attenuator right
-
-
-
1
0
0
1
1 Testing audio processor 1
-
-
-
1
0
1
0
0 Testing audio processor 2
-
-
-
1
0
1
0
1 Testing audio processor 3
28/40
DocID18305 Rev 3