STV8247 Datasheet, PDF (102/149 Pages) STMicroelectronics – Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders

Register List
STV82x7
Bit Name
LEFT_NOISE
NOISE_ON
Reset
0
1: Generates noise on LS left output
0
0: Noise Generation not active
1: Noise Generation is active
Function
TRUSRND_CONTROL
Address: B1h
Type: R/W
Bit 7
Bit 6
0
TRUSRND_
MONO_SRND
Bit 5
Register Description
Bit 4
Bit 3
TRUSRND_INPUT_ MODE[3:0]
Bit 2
Bit 1
TRUSRND_
MODE
Bit 0
TRUSRND_
ON
Bit Name
Reset
Function
Bit 7
0
TRUSRND_MONO
_SRND
0
TRUSRND_
INPUT_ MODE[3:0]
0000
TRUSRND_MODE ₀
TRUSRND_ON 0
Reserved.
0: Left mono Srnd mode
1: Right mono Srnd mode
0000: Mono
0001: L/R stereo (SRS mode)
0010: L/R/S (SRS mode, Prologic 1 Process)
0011: L/R/Ls/Rs (SRS mode)
0100: L/R/C (TruSurround mode)
0101: L/R/C/S (TruSurround mode, Prologic 1 Process)
0110: L/R/C/Ls/Rs (TruSurround mode)
0111: Lt/Rt (TruSurround mode)
1000: L/R/C/Ls/Rs (SRS mode, BS Digital Broadcast)
1001: L/R/C/Ls/Rs (TruSurround, Prologic 2 Music mode)
0: TruSurround mode
1: Bypass mode
0: TruSurround OFF
1: TruSurround ON
TRUSRND_INPUT_GAIN
Register Description
Address: B6h
Type: R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
TRUSRND_INPUT_GAIN[7:0]
Bit 2
Bit 1
Bit 0
102/149