CS4364_08 Datasheet, PDF (37/50 Pages) Cirrus Logic – 103 dB, 192 kHz 6-Channel D/A Converter

6.5 Filter Control (Address 05h)
7
Reserved
0
6
Reserved
0
5
Reserved
0
4
Reserved
0
3
Reserved
0
2
Reserved
0
1
Reserved
0
CS4364
0
FILT_SEL
0
6.5.1
Interpolation Filter Select (FILT_SEL)
Function:
When set to 0 (default), the Interpolation Filter has a fast roll off.
When set to 1, the Interpolation Filter has a slow roll off.
The specifications for each filter can be found in the Analog characteristics table, and response plots can
be found in Figures 22 to 45.
6.6 Invert Control (Address 06h)
7
Reserved
0
6
Reserved
0
5
INV_B3
0
4
INV_A3
0
3
INV_B2
0
2
INV_A2
0
1
INV_B1
0
0
INV_A1
0
6.6.1
Invert Signal Polarity (INV_xx)
Function:
When set to 1, this bit inverts the signal polarity of channel xx.
When set to 0 (default), this function is disabled.
6.7 Group Control (Address 07h)
7
MUTEC1
0
6
MUTEC0
0
5
Reserved
0
4
P1_A=B
0
3
P2_A=B
0
2
P3_A=B
0
1
Reserved
0
0
SNGLVOL
0
6.7.1
Mute Pin Control (MUTEC1, MUTEC0)
Default = 00
00 - Six mute control signals
01, 10 - One mute control signal
11 - Three mute control signals
Function:
Selects how the internal mute control signals are routed to the MUTEC1 through MUTEC6 pins. When
set to ‘00’, there is one mute control signal for each channel: AOUT1A on MUTEC1, AOUT1B on
MUTEC2, etc. When set to ‘01’ or ‘10’, there is a single mute control signal on the MUTEC1 pin. When
set to ‘11’, there are three mute control signals, one for each stereo pair: AOUT1A and AOUT1B on
MUTEC1, AOUT2A and AOUT2B on MUTEC2, and AOUT3A and AOUT3B on MUTEC3.
6.7.2
Channel A Volume = Channel B Volume (Px_A=B)
Default = 0
0 - Disabled
1 - Enabled
DS619F1
37