CS4228 Datasheet, PDF (22/30 Pages) Cirrus Logic – 24-Bit, 96 kHz Surround Sound Codec

CS4228
DAC De-emphasis Control
Address 0x06
7
DEMS1
1
6
DEMS0
0
5
DEM6
0
4
DEM5
0
3
DEM4
0
DEMS1:0
DEM6 - DEM1
Selects the DAC de-emphasis response curve.
0 - Reserved
1 - De-emphasis for 48 kHz
*2 - De-emphasis for 44.1 kHz
3 - De-emphasis for 32 kHz
De-emphasis control for DAC6 - DAC1 respectively
*0 - De-emphasis off
1 - De-emphasis on
2
DEM3
0
1
DEM2
0
0
DEM1
0
Digital Volume Control
Addresses 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C
7
6
5
4
3
2
1
0
VOLn
0
0
0
0
0
0
0
0
VOL6 - VOL1
Address 0x0C - 0x07 sets the attenuation level for DAC 6 - DAC1 respectively. The attenutation
level is ramped up and down at the rate specified by RMP1:0 in the DAC Volume Control Setup
register.
0 - 181 represents 0 to 90.5 dB of attenuation in 0.5 dB steps.
22
DS307PP1