Datasheet

ADAU1761
Rev. C | Page 51 of 92
CONTROL REGISTERS
Table 33. Register Map
Reg Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Default
R0 0x4000 Clock control Reserved CLKSRC INFREQ[1:0] COREN 00000000
M[15:8] 00000000
M[7:0] 11111101
N[15:8] 00000000
N[7:0] 00001100
Reserved R[3:0] X[1:0] Type 00010000
R1 0x4002 PLL control
Reserved Lock PLLEN 00000000
R2 0x4008 Dig mic/jack detect JDDB[1:0] JDFUNC[1:0] Reserved JDPOL 00000000
R3 0x4009 Rec power mgmt Reserved MXBIAS[1:0] ADCBIAS[1:0] RBIAS[1:0] Reserved 00000000
R4 0x400A Rec Mixer Left 0 Reserved LINPG[2:0] LINNG[2:0] MX1EN 00000000
R5 0x400B Rec Mixer Left 1 Reserved LDBOOST[1:0] MX1AUXG[2:0] 00000000
R6 0x400C Rec Mixer Right 0 Reserved RINPG[2:0] RINNG[2:0] MX2EN 00000000
R7 0x400D Rec Mixer Right 1 Reserved RDBOOST[1:0] MX2AUXG[2:0] 00000000
R8 0x400E Left diff input vol LDVOL[5:0] LDMUTE LDEN 00000000
R9 0x400F Right diff input vol RDVOL[5:0] RDMUTE RDEN 00000000
R10 0x4010 Record mic bias Reserved MPERF MBI Reserved MBIEN 00000000
R11 0x4011 ALC 0 PGASLEW[1:0] ALCMAX[2:0] ALCSEL[2:0] 00000000
R12 0x4012 ALC 1 ALCHOLD[3:0] ALCTARG[3:0] 00000000
R13 0x4013 ALC 2 ALCATCK[3:0] ALCDEC[3:0] 00000000
R14 0x4014 ALC 3 NGTYP[1:0] NGEN NGTHR[4:0] 00000000
R15 0x4015 Serial Port 0 Reserved SPSRS LRMOD BPOL LRPOL CHPF[1:0] MS 00000000
R16 0x4016 Serial Port 1 BPF[2:0] ADTDM DATDM MSBP LRDEL[1:0] 00000000
R17 0x4017 Converter 0 Reserved DAPAIR[1:0] DAOSR ADOSR CONVSR[2:0] 00000000
R18 0x4018 Converter 1 Reserved ADPAIR[1:0] 00000000
R19 0x4019 ADC control Reserved ADCPOL HPF DMPOL DMSW INSEL ADCEN[1:0] 00010000
R20 0x401A Left digital vol LADVOL[7:0] 00000000
R21 0x401B Right digital vol RADVOL[7:0] 00000000
R22 0x401C Play Mixer Left 0 Reserved MX3RM MX3LM MX3AUXG[3:0] MX3EN 00000000
R23 0x401D Play Mixer Left 1 MX3G2[3:0] MX3G1[3:0] 00000000
R24 0x401E Play Mixer Right 0 Reserved MX4RM MX4LM MX4AUXG[3:0] MX4EN 00000000
R25 0x401F Play Mixer Right 1 MX4G2[3:0] MX4G1[3:0] 00000000
R26 0x4020 Play L/R mixer left Reserved MX5G4[1:0] MX5G3[1:0] MX5EN 00000000
R27 0x4021 Play L/R mixer right Reserved MX6G4[1:0] MX6G3[1:0] MX6EN 00000000
R28 0x4022 Play L/R mixer mono Reserved MX7[1:0] MX7EN 00000000
R29 0x4023 Play HP left vol LHPVOL[5:0] LHPM HPEN 00000010
R30 0x4024 Play HP right vol RHPVOL[5:0] RHPM HPMODE 00000010
R31 0x4025 Line output left vol LOUTVOL[5:0] LOUTM LOMODE 00000010
R32 0x4026 Line output right vol ROUTVOL[5:0] ROUTM ROMODE 00000010
R33 0x4027 Play mono output MONOVOL[5:0] MONOM MOMODE 00000010
R34 0x4028 Pop/click suppress Reserved POPMODE POPLESS ASLEW[1:0] Reserved 00000000
R35 0x4029 Play power mgmt HPBIAS[1:0] DACBIAS[1:0] PBIAS[1:0] PREN PLEN 00000000
R36 0x402A DAC Control 0 DACMONO[1:0] DACPOL Reserved DEMPH DACEN[1:0] 00000000
R37 0x402B DAC Control 1 LDAVOL[7:0] 00000000
R38 0x402C DAC Control 2 RDAVOL[7:0] 00000000
R39 0x402D Serial port pad ADCSDP[1:0] DACSDP[1:0] LRCLKP[1:0] BCLKP[1:0] 10101010
R40 0x402F Control Port Pad 0 CDATP[1:0] CLCHP[1:0] SCLP[1:0] SDAP[1:0] 10101010
R41 0x4030 Control Port Pad 1 Reserved SDASTR 00000000
R42 0x4031 Jack detect pin Reserved JDSTR Reserved JDP[1:0] Reserved 00001000
R67 0x4036 Dejitter control DEJIT[7:0] 00000011
R43 0x40C0 CRC[31:24] 00000000
R44 0x40C1 CRC[23:16] 00000000
R45 0x40C2 CRC[15:8] 00000000
R46 0x40C3
Cyclic redundancy
check
CRC[7:0] 00000000