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TLC320AD545 Datasheet, PDF (34/37 Pages) Texas Instruments – Single Channel Data/Fax Codec
Table A–3. Control Register 2
D7 D6 D5 D4 D3 D2 D1 D0
DESCRIPTION
1
0
0      Data in (DTRX) PGA gain = mute
0
1
1      Data in (DTRX) PGA gain = 18 dB
0
1
0      Data in (DTRX) PGA gain = 12 dB
0
0
1      Data in (DTRX) PGA gain = 6 dB
0
0
0      Data in (DTRX) PGA gain = 0 dB
 1
0
0   DAC data out PGA gain = mute
 0
1
1   DAC data out PGA gain = –18 dB
 0
1
0   DAC data out PGA gain = –12 dB
 0
0
1   DAC data out PGA gain = –6 dB
 0
0
0   DAC data out PGA gain = 0 dB
      1  8 Ω monitor speaker driver gain = 0 dB
      0  8 Ω monitor speaker driver gain = mute
       X ADC overflow indicator: ← 1 = overflow
Default value: 00000000
A–2