CMI8738-MX Datasheet, PDF (22/32 Pages) C-Media Electronics – PCI-6CH C3DX series /PCI-Based HRTF 3D Extension Positional Audio Chip

CMI8738
PCI-6CH C3DX series /PCI-Based HRTF 3D Extension Positional Audio Chip
Miscellaneous Control Register
Bit(s)
15:13
12
R/W
W/R
11:5
4
W/R
3
W/R
2
W/R
1
W/R
0
W/R
Name
Reserved
ADC48K44K
„0‟ (default)
„1‟
Reserved
SPD32KFMT
„0‟ (default)
„1‟
ADC2SPDIF
„0‟ (default)
„1‟
SHAREADC
„0‟ (default)
„1‟
REALTCMP
„0‟ (default)
„1‟
INVLRCK
„0‟ (default)
„1‟
Description
Address 92-3H
ADC uses parameters for 44k group.
ADC uses parameters for 48k group.
SPDIF/IN uses 44/48k sampling rate.
SPDIF/IN uses 32k sampling rate.
ADC output is not connected to SPDIF/OUT.
ADC output is connected to SPDIF/OUT.
The DAC part inside ADC block is not shared out.
The DAC part inside ADC block is shared out.
Pin XGD6,XGD7 are for game port use.
Pin XGD6, XGD7 are used to monitor CMPL/CMPR of the ADC.
Setting high inverts ZVPORT‟s signal LRCK.
Pin LRCK for ZVPORT is not inverted.
Pin LRCK for ZVPORT is inverted.
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