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STV82X8 Datasheet(PDF) 127 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) 127 Page - STMicroelectronics

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STV82x8
Register List
12.19 DAC Control
DAC_CONTROL
DAC Control Register
SCART2_OUT_SE
LECT[1:0]
00
Select SCART2 output:
00: SCART2 not output
01: SCART2 signal output on C/Sub DAC
10: SCART2 signal output on Srnd/HP DAC
11: not used
HP_FORCE
0
1:
force to output the HP signal (bypass surround)
Note: when HP is forced, IRQ5 and HP/Srnd DAC automatic mute are not active.
HP_LS_MUTE
0
0:
when HP is detected and active, LS are not muted
1:
when HP is detected and active, LS are muted
HP_DET_ACTIVE
1
0:
HP detection is not active
1:
HP detection is active, when HP detected, Surround signal is bypassed and HP signal is
outputed on HP
HP_DETECTED
0
1:
When a signal is detected on HP_DET pin
Address: F7h
Type: R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
0
0
SPDIF_MUX
DAC_SCART_
MUTE
DAC_SHP_MU
TE
DAC_CSUB_M
UTE
DAC_LSLR_M
UTE
POWER_UP
Bit Name
Reset
Function
Bits [7:6]
00
Reserved.
SPDIF_MUX
0
Redirect external or internal source i2s to i2s output :
0:
Internal I²S
1:
External I²S
DAC_SCART_MUT
E
1
SCART Left/Right Analog Soft Mute
0:
Soft Mute not active
1:
Soft Mute active
DAC_SHP_MUTE
1
Surround/HP Left/Right Analog Soft Mute
0:
Soft Mute not active
1:
Soft Mute active
DAC_CSUB_MUTE
1
Center/Subwoofer Analog Soft Mute
0:
Soft Mute not active
1:
Soft Mute active
DAC_LSLR_MUTE
1
LS Left/Right Analog Soft Mute
0:
Soft Mute not active
1:
Soft Mute active
POWER_UP
1
0:
DACs Power OFF
1:
Power ON
Bit Name
Reset
Function



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