Cirrus Logic CS4385A - Manual (Page 45)

DS837F2 45
CS4385A
7.10 Mixing Control (Address 0Ah, 0Dh, 10h, 13h)
7.10.1 De-Emphasis Control (PX_DEM1:0)
Default = 00
00 - Disabled
01 - 44.1 kHz
10 - 48 kHz
11 - 32 kHz
Function:
Selects the appropriate digital filter to maintain the standard 15 s/50 s digital de-emphasis filter re-
sponse at 32, 44.1 or 48 kHz sample rates (see Figure 19 ).
De-emphasis is only available in Single-Speed Mode.
7 6 5 4 3 2 1 0
Reserved Px_DEM1 Px_DEM0 PxATAPI4 PxATAPI3 PxATAPI2 PxATAPI1 PxATAPI0
0 0 0 0 1 0 0 1