AK7755EN_16 Datasheet, PDF (49/109 Pages) Asahi Kasei Microsystems – DSP with Mono ADC Stereo CODEC + Mic/Lineout Amp

[AK7755]
CONT18-19: DAC Digital Volume Setting
W R Name D7
D6
D8h
58h
CONT18
VOL
DAL[7]
VOL
DAL[6]
D9h
59h
CONT19
VOL
DAR[7]
VOL
DAR[6]
Refer to “2. DAC digital volume”.
D5
VOL
DAL[5]
VOL
DAR[5]
D4
VOL
DAL[4]
VOL
DAR[4]
D3
VOL
DAL[3]
VOL
DAR[3]
D2
VOL
DAL[2]
VOL
DAR[2]
D1
VOL
DAL[1]
VOL
DAR[1]
D0
VOL
DAL[0]
VOL
DAR[0]
Default
18h
18h
CONT1A: ADC/DAC MUTE, ADRC and Zero-cross Settings
W R Name D7
D6
D5
D4
DAh 5Ah
CONT1A
AD
MUTE
AD2
MUTE
DA
MUTE
1
D3
D2
D1
D0
Default
ADRCRE ADRCLE MICRZCE MICLZCE 00h
D7: ADMUTE ADC MUTE Setting
0: Stereo ADC MUTE Release (default)
1: Stereo ADC MUTE
D6: ADMMUTE ADC2 MUTE Setting
0: ADC2 MUTE Release (default)
1: ADC2 MUTE
D5: DAMUTE DAC MUTE Setting
0: DAC MUTE Release (default)
1: DAC MUTE
D4: 1
Thise bit should be set to “1” during system reset (CRESETN bit (CONT0F: D3) = “0” and
DSPRESETN bit (CONT0F: D2) = “0”).
D3: ADRCRE Analog Dynamic Range Controller Rch Enable Setting
0: ADRC Rch DISABLE (default)
1: ADRC Rch ENABLE
D2: ADRCLE Analog Dynamic Range Controller Lch Enable Setting
0: ADRC Lch DISABLE (default)
1: ADRC Lch ENABLE
D1: MICRZCE MICGAIN Rch Zero-corss Enable
0: Rch Zero-cross Detection ON (default)
1: Rch Zero-cross Detection OFF
D0: MICLZCE MICGAIN Lch Zero-cross Enable
0: Lch Zero-cross Detection ON (default)
1: Lch Zero-cross Detection OFF
Write “0” into the “0” registers.
014006643-E-00
- 49 -
2014/10