PCM9211
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SBAS495 –JUNE 2010
Register 34h, DIR Input Biphase Source Select, Coax Amplifier Control
(Address: 34h, Write and Read)
DATA
Reg Name
Default Value
Memo
B7
RX0DIS
1
B6
RX1DIS
1
B5
RSV
0
B4
RSV
0
B3
RXSEL3
0
B2
RXSEL2
0
B1
RXSEL1
1
B0
RXSEL0
0
RX0DIS: Power Down for RXIN0 Coaxial Amplifier
0: Normal operation
1: Power down (default)
RX1DIS: Power Down for RXIN1 Coaxial Amplifier
0: Normal operation
1: Power down (default)
RXSEL[3:0]: DIR Input Biphase Signal Source Select
0000: RXIN0
0001: RXIN1
0010: RXIN2 (default)
0011: RXIN3
0100: RXIN4
0101: RXIN5
0110: RXIN6
0111: RXIN7
1000: RXIN8
1001: RXIN9
1010: RXIN10
1011: RXIN11
1100: Reserved
1101: Reserved
1110: Reserved
1111: TXOUT (internal DIT output)
NOTE
RX0DIS or RX1DIS must be set to '0', even when an S/PDIF, TTL, or OPTICAL input is
provided into RXIN0 or RXIN1, without use of the built-in COAX amplifier.
Copyright © 2010, Texas Instruments Incorporated
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