TDA7419_09 Datasheet, PDF (36/40 Pages) STMicroelectronics – 3 band car audio processor

I²C bus specification
TDA7419
Table 17. Mixing / gain effect (9)
MSB
LSB
D7
D6
D5
D4
D3
D2
D1
D0
Function
Mixing to left front speaker
0 on
1 off
0
1
0
1
Mixing to right front speaker
on
off
Mixing enable
on
off
Subwoofer enable (OUTLR2 & OUTRR2)
0
on
1
off
0
0
0
0
0
0
0
1
:
:
:
:
1
0
0
0
1
0
0
1
1
0
1
x
1
1
x
x
Gain effect for HPF filter
4 dB
6 dB
:
20 dB
22 dB
0 dB
0 dB
Table 18. Spectrum analyzer / clock source / AC mode (16)
MSB
LSB
D7
D6
D5
D4
D3
D2
D1
D0
Function
Spectrum analyzer filter Q factor
0 3.5
1 1.75
Reset mode
0
IIC
1
Auto
Spectrum analyzer source
0
Bass
1
In gain
Spectrum analyzer run
0
on
1
off
Reset
0
on
1
off
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