TDA7417 Datasheet, PDF (28/34 Pages) STMicroelectronics – Car radio audio processor

Serial data assign
6.1.5 Treble(4)
Table 12. Treble(4)
MSB
LSB
D7 D6 D5 D4 D3 D2 D1 D0
FUNCTION
Gain/Attenuation
0
1
1
1
1 -15dB
0
1
1
1
0 -14dB
:
:
:
:
::
0
0
0
0
1 -1dB
0
0
0
0
0 0dB
1
0
0
0
0 0dB
1
0
0
0
1 +1dB
:
:
:
:
::
1
1
1
1
0 +14dB
1
1
1
1
1 +15dB
Treble Center Frequency
0
0
10kHz
0
1
12.5kHz
1
0
15kHz
1
1
17.5kHz
Volume Multistep Control
0
on
1
off
6.1.6 Bass(5)
Table 13. Bass(5)
MSB
LSB
D7 D6 D5 D4 D3 D2 D1 D0
FUNCTION
Gain/Attenuation
0
1
1
1
1 -15dB
0
1
1
1
0 -14dB
:
:
:
:
::
0
0
0
0
1 -1dB
0
0
0
0
0 0dB
1
0
0
0
0 0dB
1
0
0
0
1 +1dB
:
:
:
:
::
1
1
1
1
0 +14dB
1
1
1
1
1 +15dB
Bass Q Factor
0
0
1
0
1
1.25
1
0
1.5
1
1
2
Softstep Control
0
on
1
off
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TDA7417