Address 0X0118 Headphone 1/Auxout4 Seven Band Eq Control Register (Default: 0X0018); Address 0X011A And Address 0X011B Headphone 1/Auxout4 Left Balance Control Registers (Default: 0X0080, 0X0000) - Analog Devices ADAV4601 System Design Document

Bit No. Bit Description
Name
0x1C = 290 dB/s (~29 ms)
0x1D = 300 dB/s (~28 ms)
0x1E = 310 dB/s (~28 ms)
0x1F = 320 dB/s (~27 ms)

Address 0x0118 Headphone 1/AUXOUT4 Seven Band EQ Control Register (Default: 0x0018)

Table 28.
Bit No. Bit Name
Bits[15:11] Reserved
Bits[10:8] Headphone 1/
AUXOUT4 EQ
band
Bits[7:6] Reserved
Bits[5:0] Headphone 1/
AUXOUT4 EQ
gain
Address 0x011A and Address 0x011B Headphone 1/AUXOUT4 Left Balance Control
Registers (Default: 0x0080, 0x0000)
These two registers control the balance for the Left Headphone 1 and AUXOUT 4 output.
The balance control words are 28-bit words in twos complement and a 5.23 format. This means there are five bits to
the left of the decimal point of which the most significant bit is the sign bit.
Table 29.
Bit No. Bit Name
Bits[15:12] Reserved
Bits[11:0] Woofer left
balance
control
register[27:0]
ADAV4601 System Design Document
Rev.1 August 2009
Description
Always write as 0 if writing to this register.
These register bits control the frequency band of the equalizer.
0x0 = 120 Hz
0x1 = 200 Hz
0x2 = 500 Hz
0x3 = 1200 Hz
0x4 = 3000 Hz
0x5 = 7500 Hz
0x6 = 12000 Hz
Always write as 0 if writing to this register.
These register bits are used to control the required gain of the equalizer.
The gain of the
equalizer is changed in 0.5 dB steps.
0x00 = +12 dB
0x01 = +11.5 dB
...
0x0A = +7 dB
...
0x18 = 0 dB
...
0x26 = −7 dB
...
0x2F = −11.5 dB
0x30 = −12 dB
Description
Always write as 0 if writing to this register.
0x011A Bits[11:0] = Headphone 1/AUXOUT 4 left balance
control register[27:16]
Analog Devices
Default
Default
00000
000
00
001110
Default
0000
000010000000
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