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STV82X8 Datasheet(PDF) 78 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) 78 Page - STMicroelectronics

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Register List
STV82x8
78/157
12.10 Automatic Standard Recognition
AUTOSTD_CTRL
Automatic Standard Recognition Control
AUTOSTD_TIME
Detection Time Out
Address: 8Ah
Type: R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
SINGLE_SHOT
MONO_SAP_C
TRL_MATRIX
FORCE_SQ_S
AP
FORCE_SQ_M
ONO
AUTO_MUTE
SAP_CHECK
STEREO_CHE
CK
MONO_CHEC
K
Bit Name
Reset
Function
SINGLE_SHOT
0
Single-shot mode (To be selected whith any of the Mono/Stereo or Sap check bits):
0:
Single Shot mode is not selected
1:
Single Shot mode is selected1
1. Single_Shot mode will pre-program demodulator registers in a choosen standard (bits b2, b1, b0).
Autostandard will be switched OFF (Mono_check = 0) after the programation of the registers.
MON_SAP_CONTR
OL_MATRIX
0
Change the behaviour of the automatic matrix control for SAP language
0:
When SAP signal is detected, SAP signal is outputed on both Left and Right channels
1:
When SAP signal is detected, Mono signal is outputed on the Left channel and SAP signal is
outputed on the Right channe
FORCE_SQ_SAP
0
Force the squelch status during SAP detection by autostandard.
0:
SAP squelch from demod status
1:
SAP squelch forced to 1
FORCE_SQ_MON
O
0
Force the squelch status during MONO detection by autostandard.
0:
MONO squelch from demod status
1:
MONO squelch forced to 1
AUTO_MUTE
0
0:
Output channels are never mutted
1:
Output channels are automaticly muted when no signal is detected
SAP_CHECK
0
0:
No SAP standard research
1:
SAP standard research
STEREO_CHECK
0
0:
No STEREO standard research
1:
STEREO standard research (priority is given to SAP if selected)
MONO_CHECK
0
0:
No MONO standard research (AutoStandard OFF)
1:
MONO standard research (mandatory to activate Autostandard)
Address: 8Bh
Type: R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
0
0
0
STEREO_TIME[2:0]
FM_TIME[1:0]



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