TDA7416_11 Datasheet, PDF (25/37 Pages) STMicroelectronics – Car radio signal processor

TDA7416
I2C bus interface
5.1.3
Reset condition
A power-on-reset is invoked if the supply voltage is below than 3.5V. After that, the following
data is written automatically into the registers of all subaddresses:
MSB
LSB
1
1
1
1
1
1
1
0
The programming after POR is marked bold-face / underlined in the programming tables.
With this programming all the outputs are muted to V_REF (V_OUT = V_DD/2).
5.2
Subaddress (receive mode)
Table 6. Subaddress (receive mode)
1MSB
I₂
I₁
LSB
I₀
A₄
A₃
A₂
A₁
A₀
Function
Audio processor Testmode
0
off
1
on
AutoZero remain
0
off
1
on
Auto-increment mode
0
off
1
on
Subaddress
0
0
0
0
0 Source Selector
0
0
0
0
1 Loudness
0
0
0
1
0 Volume
0
0
0
1
1 EQ Filter 1 (62/100Hz)
0
1
1
0
0 EQ Filter 2 (157Hz)
0
0
1
0
1 EQ Filter 3 (396Hz)
0
0
1
1
0 EQ Filter 4 (1kHz)
0
0
1
1
1 EQ Filter 5 (2.51kHz)
0
1
0
0
0 EQ Filter 6 (4/6.34kHz)
0
1
0
0
1 EQ Filter 7 (15/16kHz)
0
1
0
1
0 Mixing Programming
0
1
0
1
1 Soft-mute
0
1
1
0
0 Subwoofer / Spectrum analyzer / High-pass
0
1
1
0
1 Configuration Audio processor I
0
1
1
1
0 Mixing Level Control
0
1
1
1
1 Speaker attenuator LF
1
0
0
0
0 Speaker attenuator RF
1
0
0
0
1 Speaker attenuator LR
1
0
0
1
0 Speaker attenuator RR
1
0
0
1
1 Subwoofer attenuator
1
0
1
0
0 Testing Audio processor
Doc ID 9837 Rev 2
25/37