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STV82X8 Datasheet(PDF) 101 Page - STMicroelectronics

Part # STV82X8
Description  Digital Audio Decoder / Processor for BTSC Television/Video Recorders
PDF  157 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STV82X8 Datasheet(HTML) 101 Page - STMicroelectronics

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STV82x8
Register List
TRUSRND_CONTROL
SRS TruSurround Control
TRUSRND_DC_ELEVATION
Set Dialog Clarity Level
Address: B7h
Type: R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
DIALOG_CLA
RITY_ON
HEADPHONE
_ON
TRUSRND_INPUT_ MODE[3:0]
TRUSRND_BY
PASS
TRUSRND_O
N
Bit Name
Reset
Function
DIALOG_CLARITY
_ON
0
0:
Dialog Clarity OFF
1:
Dialog Clarity ON
Note: The Dialog Clarity Level is set in register 0xB8: TRUSRND_DC_ELEVATION
HEADPHONE_ON
0
Process the sound espacialy for Headphone. This option must be selected only if the TruSurround
sound is redirected to the headphone output thanks to the HP channel matrix.
0:
Standard mode for Loudspeaker output
1:
Headphone mode for Headphone output only
TRUSRND_INPUT_
MODE[3:0]
0000
0000:
Mono on Center channel
0001:
Mono on Left channel
0010:
L/R stereo (SRS mode)
0011:
L/R/S (SRS mode, Prologic 1 Process)
0100:
L/R/Ls/Rs (SRS mode)
0101:
L/R/C (TruSurround mode)
0110:
L/R/C/S (TruSurround mode, Prologic 1 Process)
0111:
L/R/C/Ls/Rs (TruSurround mode)
1000:
Lt/Rt (TruSurround mode)
1001:
L/R/C/Ls/Rs (SRS mode, BS Digital Broadcast)
1010:
L/R/C/Ls/Rs (TruSurround, Prologic 2 Music mode)
TRUSRND_BYPAS
S
0
Bypass the TruSurround effect by applying a simple donwmix on input channels.
0:
TruSurround mode
1:
Bypass mode (downmix to 2 channels)
TRUSRND_ON
0
0:
TruSurround OFF
1:
TruSurround ON
Address: B8h
Type: R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
TRUSRND_DC_ELEVATION[7:0]
Bit Name
Reset
Function
TRUSRND_DC_EL
EVATION[7:0]
0000
1100
Dialog Clarity Elevation:
0000 0000:
0 dB
0000 0001:
-0.5 dB
...
1111 1111:
-127.5 dB



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