STA310 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'STA310' PDF : 90 Pages View PDF
STA310
Dolby Digital status register
7
6
5
4321
0
Not used fs_cod
Bitrate code
AudioBaseAddress + 0x76
Type: RO
Software Reset: NC
Hardware Reset:UND
Dolby Digital status register 2
7
6
5
4
3
2
10
Bsmod
Bsid
Address + 0x78
Type: RO
Software Reset: NC
Hardware Reset:UND
Description:
This register contains bit stream information extract-
ed from the stream.
Bitfield
Description
Bitrate code Code identifying the bitrate. Bitrate[4..0] =
frmsizecod[5..1]
fs_cod
Code identifying the sampling frequency
Description:
This register contains bit stream information extract-
ed from the stream.
Bitfield
Description
Bsid Bit stream identification, indicates the version
of the standard
Bsmod Bbit stream mode, indicates the type of service
AC3_STATUS1
Dolby Digital status register 1
765432
1
0
Reserved
LFE
Acmod
Address: 0x77
Type: RO
Software Reset: NC
Hardware Reset:UND
Description:
This register contains bit stream information extract-
ed from the stream.
Bitfield
Description
Acmod Audio coding mode. Indicates which channels
are in use.
LFE Indicates if LFe channel is present in the
stream
AC3_STATUS3
Dolby Digital status register 3
765432
1
0
Reserved
Cmixlevel SurMixlevel
Address: 0x79
Type: RO
Software Reset: NC
Hardware Reset: UND
Description:
This register contains bit stream information extract-
ed from the stream.
Bitfield
Description
Cmixlevel Downmix level of center channel
SurMixlevel Downmix level of surround channel
AC3_STATUS2
AC3_STATUS4
66/90
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