ST18-AU1 STMICROELECTRONICS [STMicroelectronics], ST18-AU1 Datasheet - Page 20

• Manufacturer Part Number: ST18-AU1
• Description: SIX-CHANNEL DOLBY AC3/MPEG2 AUDIO DECODER
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

ST18-AU1
Table 4.1
20/87
Mnemonic
HostInputMode
HostInputStrmFormat
HostOpmode
HostMute
HostAudiStrmIdSel
HostOutputChanConf
HostDualMonoReproMode
Write commands
Opcode
00
01
02
03
04
05
06
Size
(bits)
8
8
8
8
8
8
8
Command description and Parameter values
Input mode (type of bitstream).
AC3 (default)
MPEG -1
MPEG-2
MPEG-2 with extension
PCM by pass
Linear PCM
Input Stream Format
ES (Default)
DVD/PES
Operating Mode
Idle (no decoding) (default)
Start (starts selected decoder)
Stop and flush (stops decoder and flush buffers) 02
Reset
SelfTest
Mute
Off (default)
On
Audio stream ID select
ID = 0 (default) to 7 (e.g. language selection)00 - 07
Output channel configuration.
2/0 Lt/Rt, Dolby surround compatible
1/0 C
2/0 L/R (default)
3/0 LCR
2/1 LRl
3/1 LCRl
2/2 LRlr
3/2 LCRlr
Karaoke capable no vocal
Karaoke capable vocal 1
Karaoke capable vocal 2
Karaoke capable vocal 1& 2 (default Karaoke)
Dual mono reproduction mode
Stereo (default)
Left mono
Right mono
Mixed mono
where X = do not care
X0
X1
X2
X3
X4
X5
X6
X7
0X
1X
2X
3X
00
01
02
03
04
05
00
01
00
01
03
04
00
01
00
01
02
03