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TAS5548DCAR Datasheet(PDF) 60 Page - Texas Instruments

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Part # TAS5548DCAR
Description  8-Channel HD Compatible Audio Processor
PDF  116 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TAS5548DCAR Datasheet(HTML) 60 Page - Texas Instruments

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TAS5548
SLES270A – NOVEMBER 2012 – REVISED APRIL 2015
www.ti.com
7.6.2.4 System Control Register 2 (0x04)
Bit D3 is reserved.
Table 18. System Control Register-2 Format
D7
D6
D5
D4
D3
D2
D1
D0
Function
0
–
–
–
–
–
–
–
Unmute Threshold 6 dB over Input Threshold
1
–
–
–
–
–
–
–
Unmute Threshold equal to Input Threshold
–
0
–
–
–
–
–
–
All channel auto-mute timeout disable
–
1
–
–
–
–
–
–
All channel auto-mute timeout enable
–
–
0
–
–
–
–
–
Disable channel group
–
–
1
–
–
–
–
–
Enable channel group
–
–
–
0
–
–
–
–
Enable DAP automute
–
–
–
1
–
–
–
–
Disable DAP automute
–
–
–
–
0
0
–
–
Normal Mode
–
–
–
–
–
1
–
–
Line out Mode
–
–
–
–
–
–
1
–
ASEL_EMO2 pin is input
–
–
–
–
–
–
0
–
ASEL_EMO2 pin is out output
–
–
–
–
–
–
–
0
No Output Downmix on SDOUT(TX SAP Disable)
–
–
–
–
–
–
–
1
Output Downmix on SDOUT. Dolby-out is enabled when this bit is
set and system is in normal mode
7.6.2.5 Channel Configuration Control Registers (0x05–0x0C)
Channels 1, 2, 3, 4, 5, 6, 7, and 8 are mapped into 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, and 0x0C,
respectively.
Table 19. Channel Configuration Control Register Format
D7
D6
D5
D4
D3
D2
D1
D0
FUNCTION
0
–
–
–
–
–
–
–
Disable back-end reset sequence if all channels set to disable.
1
–
–
–
–
–
–
–
Enable back-end reset sequence.
–
0
–
–
–
–
–
–
RESERVED
–
1
–
–
–
–
–
–
RESERVED
–
–
0
–
–
–
–
–
RESERVED
–
–
1
–
–
–
–
–
RESERVED
–
–
–
0
–
–
–
–
Normal Back-End Polarity
–
–
–
1
–
–
–
–
Switches PWM+ and PWM– and inverts audio signal
–
–
–
–
0
–
–
–
RESERVED
–
–
–
–
1
–
–
–
RESERVED
–
–
–
–
–
0
–
–
RESERVED
–
–
–
–
–
1
–
–
RESERVED
–
–
–
–
–
–
0
–
RESERVED
–
–
–
–
–
–
1
–
RESERVED
60
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