TAS5707
SLOS556–NOVEMBER 2008........................................................................................................................................................................................... www.ti.com
INPUT MULTIPLEXER REGISTER (0x20)
This register controls the modulation scheme (AD or BD mode) as well as the routing of I2S audio to the internal
channels.
Table 18. Input Multiplexer Register (0x20)
D31
0
D30
0
D29
0
D28
0
D27
0
D26
0
D25
0
D24
0
FUNCTION
(1)
Reserved
D23
0
D22
–
D21
–
D20
–
D19
–
D18
–
D17
–
D16
–
FUNCTION
Channel-1 AD mode
Channel-1 BD mode
SDIN-L to channel 1
SDIN-R to channel 1
Reserved
1
–
–
–
–
–
–
–
(1)
–
0
0
0
–
–
–
–
–
0
0
1
–
–
–
–
–
0
1
0
–
–
–
–
–
0
1
1
–
–
–
–
Reserved
–
1
0
0
–
–
–
–
Reserved
–
1
0
1
–
–
–
–
Reserved
–
1
1
0
–
–
–
–
Ground (0) to channel 1
Reserved
–
1
1
1
–
–
–
–
–
–
–
–
0
–
–
–
Channel 2 AD mode
Channel 2 BD mode
SDIN-L to channel 2
–
–
–
–
1
–
–
–
–
–
–
–
–
0
0
0
(1)
–
–
–
–
–
0
0
1
SDIN-R to channel 2
Reserved
–
–
–
–
–
0
1
0
–
–
–
–
–
0
1
1
Reserved
–
–
–
–
–
1
0
0
Reserved
–
–
–
–
–
1
0
1
Reserved
–
–
–
–
–
1
1
0
Ground (0) to channel 2
Reserved
–
–
–
–
–
1
1
1
D15
0
D14
1
D13
1
D12
1
D11
0
D10
1
D9
1
D8
1
FUNCTION
(1)
Reserved
D7
0
D6
1
D5
1
D4
1
D3
0
D2
0
D1
1
D0
0
FUNCTION
(1)
Reserved
(1) Default values are in bold.
PWM OUTPUT MUX REGISTER (0x25)
This DAP output mux selects which internal PWM channel is output to the external pins. Any channel can be
output to any external output pin.
Bits D21–D20:
Bits D17–D16:
Bits D13–D12:
Bits D09–D08:
Selects which PWM channel is output to OUT_A
Selects which PWM channel is output to OUT_B
Selects which PWM channel is output to OUT_C
Selects which PWM channel is output to OUT_D
Note that channels are enclosed so that channel 1 = 0x00, channel 2 = 0x01, channet 1 = 0x02, and channel 2 =
0x03.
46
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