Datasheet

TSC2101
SLAS392D JUNE 2003 REVISED MAY 2005
www.ti.com
60
BIT FUNCTION
READ/
WRITE
RESET
VALUE
NAME
D1 DASTC 0 R/W DAC Channel PGA Softstepping control
0 => 0.5 dB change every WCLK
1 => 0.5 dB change every 2 WCLK
D0 ADGAF 0 R Headset/Aux or Handset PGA Flag
1 => Gain applied = PGA register setting.
0 => Gain applied PGA Register setting
Note: This flag indicates when the softstepping for PGA is completed.
When AGC is enabled for Headset/Aux or Handset, this bit is readonly and acts as Saturation
Flag. The read value of this bit indicates the following
0 => AGC is not saturated
1 => AGC is saturated (PGA has reached –12 dB or max PGA applicable).
REGISTER 05H: CODEC Power Control
BIT NAME RESET VALUE READ/WRITE FUNCTION
D15 MBIAS_HND 1 R/W MICBIAS_HND Powerdown Control
0 => MICBIAS_HND is powered up.
1 => MICBIAS_HND is powered down.
D14 MBIAS_HED 1 R/W MICBIAS_HED Powerdown Control
0 => MICBIAS_HED is powered up.
1 => MICBIAS_HED is powered down.
D13 ASTPWD 1 R/W Analog Sidetone Powerdown Control
0 => Analog sidetone powered up
1 => Analog sidetone powered down
D12 SP1PWDN 1 R/W SPK1(SingleEnded)/OUT32N(Differential) Powerdown Control
0 => SPK1/OUT32N is powered up
1 => SPK1/OUT32N is powered down
D11 SP2PWDN 1 R/W SPK2 Powerdown Control
0 => SPK2 is powered up
1 => SPK2 is powered down
D10 DAPWDN 1 R/W DAC Powerdown Control
0 => DAC powered up
1 => DAC powered down
D9 ADPWDN 1 R/W ADC Powerdown Control
0 => ADC powered up
1 => ADC powered down
D8 VGPWDN 1 R/W Driver Virtual Ground Powerdown Control
0 => VGND is powered up
1 => VGND is powered down
D7 COPWDN 1 R/W CP_OUT Powerdown Control
0 => CP_OUT is powered up
1 => CP_OUT is powered down
D6 LSPWDN 1 R/W Loudspeaker (8 Driver) Powerdown Control
0 => Loudspeaker (8 driver) is powered up
1 => Loudspeaker (8 driver) is powered down
D5 ADPWDF 1 R ADC Power Down Flag
0 => ADC power down is not complete
1 => ADC power down is complete
D4 LDAPWDF 1 R DAC Left Power Down Flag
0 => DAC left power down is not complete
1 => DAC left power down is complete
D3 RDAPWDF 1 R DAC Right Power Down Flag
0 => DAC right power down is not complete
1 => DAC right power down is complete
D2 ASTPWF 1 R Analog Sidetone Power Down Flag
0 => Analog sidetone power down is not complete
1 => Analog sidetone power down is complete