AD1985 Analog Devices, AD1985 Datasheet - Page 13

• Manufacturer Part Number: AD1985
• Description: AC'97 2.3 Soundmax Codec W/jack Sensing
• Manufacturer: Analog Devices

Indexed Control Registers
Reg
0x00 Reset
0x02 Master Volume
0x04 Headphones Volume
0x06 Mono Volume
0x0A PC Beep
0x0C Phone Volume
0x0E Mic Volume
0x10 Line In Volume
0x12 CD Volume
0x16 AUX Volume
0x18 PCM Out Vol
0x1A Record Select
0x1C Record Gain
0x20 General Purpose
0x24 Audio Int. and Paging
0x26 Power-Down Ctrl/Stat
0x28 Extended Audio ID
0x2A Ext’d Audio Stat/Ctrl
0x2C PCM Front DAC Rate
0x2E PCM Surr DAC Rate
0x30 PCM LFE/C DAC Rate
0x32 PCM L/R ADC Rate
0x36 Center/LFE volume
0x38 Surround Volume
0x3A SPDIF Control
0x60 EQ Control
0x62 EQ Data
0x70 J Sense/General
0x72 J Sense/Audio/Status
0x74 Serial Configuration
0x76 Misc Control Bits
0x78 Advanced Jack Sense
0x7C Vendor ID1
0x7E Vendor ID2
0x60
pg. 1
0x62
pg. 1
0x64
pg. 1
0x66
pg. 1
0x68
pg. 1
0x6A
pg. 1
NOTES
Odd register addresses are aliased to the next lower even address.
Registers not shown and bits containing an X are assumed to be reserved.
Reserved registers should not be written. Zeros should be written to reserved bits.
*For AC ‘97 compatibility, these RM bits must be enabled before they can have any effect.
Name
CODEC Class/Rev
PCI SVID
PCI SID
Function Select
Function Information
Sense Register
D15
X
MM
HPM
MVM
PCBM
PHM
MCM
LM
CM
AM
OM
X
IM
X
I4
EAPD
AID1
VFORCE X
SRF15
SRS15
SRCL15 SRCL14 SRCL13 SRCL12 SRCL11 SRCL10 SRCL9 SRCL8
SRA15
LFEM
LSM
V
EQM
CFD15
X
JS1
SPRD
SLOT16 REGM2
DACZ
X
VIDF7
VIDT7
X
PVI15
PI15
X
G4
ST2
D14
SE4
X
X
X
X
X
X
X
X
X
X
X
X
X
I3
PR6
AID0
SRF14
SRS14
SRA14
X
X
X
X
CFD14
X
JS1
DMX
AC97NC MSPLT LODIS
X
VIDF6
VIDT6
X
PVI14
PI14
X
G3
ST1
D13
SE3
X
X
X
X
X
X
X
X
X
X
X
X
X
I2
PR5
X
PRK
SRF13
SRS13
SRA13
X
X
SPSR1
X
CFD13 CFD12 CFD11 CFD10 CFD9
X
JS0
DMX
REGM1 REGM0 REGM3 DRF
X
VIDF5
VIDT5
X
PVI13
PI13
X
G2
ST0
D12
SE2
LMV4
LHV4
X
PCBF7
X
X
LLV4
LCV4
LAV4
LOV4
X
X
X
I1
PR4
X
PRJ
SRF12
SRS12
SRA12
LFE4
LSR4
SPSR0
X
X
JS
MT2
X
VIDF4
VIDT4
CL4
PVI12
PI12
X
G1
S4
D11
SE1
LMV3
LHV3
X
PCBF6
X
X
LLV3
LCV3
LAV3
LOV3
X
LIV3
DRSS1
I0
PR3
REV1
PRI
SRF11
SRS11
SRA11
LFE3
LSR3
L
X
X
JS
MT1
CLDIS
X
VIDF3
VIDT3
CL3
PVI11
PI11
X
G0
S3
D10
SE0
LMV2
LHV2
X
PCBF5
X
X
LLV2
LCV2
LAV2
LOV2
LS2
LIV2
DRSS0
X
PR2
REV0
SPCV
SRF10
SRS10
SRA10
LFE2
LSR2
CC6
X
X
JS
MT0
HPSEL
X
VIDF2
VIDT2
CL2
PVI10
PI10
X
INV
S2
Rev. 0 | Page 13 of 48
OMS
VIDF1 VIDF0
VIDT1 VIDT0
D9
ID9
LMV1
LHV1
X
PCBF4 PCBF3
X
X
LLV1
LCV1
LAV1
LOV1
LS1
LIV1
MIX
X
PR1
AMAP AIDLDAC AIDSDAC AIDCDAC DSA1
X
SRF9
SRS9
SRA9
LFE1
LSR1
CC5
X
X
JS1
EQB
DMIX1 DMIX0
X
CL1
PVI9
PI9
X
DL4
S1
D8
ID8
LMV0
LHV0
X
X
X
LLV0
LCV0
LAV0
LOV0
LS0
LIV0
MS
X
PR0
ASCLDAC ASCSDAC ASCCDAC SPSA1
SRF8
SRS8
SRA8
LFE0
LSR0
CC4
X
CFD8
X
JS0
EQB
CHEN
X
CL0
PVI8
PI8
X
DL3
S0
D7
ID7
MMRM*
HPRM*
X
PCBF2
X
X
LVRM*
CDRM*
AVRM*
OMRM*
X
IMRM*
LPBK
X
X
SRF7
SRS7
SRCL7
SRA7
CNTM
RSM
CC3
SYM
CFD7
MMDIS
JS1
TMR
SPOVR
SPRD
JS3 TMR
VIDS7
VIDREV7
RV7
PVI7
PI7
X
DL2
OR1
D6
ID6
X
X
X
PCBD1
X
M20
X
X
X
X
X
X
X
X
X
SRF6
SRS6
SRCL6
SRA6
X
X
CC2
CHS
CFD6
JS2SEL
JS0
TMR
LBKS1
2CMIC
JS2 TMR
VIDS6
VIDREV6
RV6
PVI6
PI6
X
DL1
OR0
D5
ID5
X
X
X
PCBF0
X
X
X
X
X
X
X
X
X
X
X
SRF5
SRS5
SRCL5
SRA5
X
X
CC1
BCA5
CFD5
X
JS1
MD
LBKS0
LOSEL
JS3 MD
VIDS5
VIDREV5 VIDREV4 VIDREV3 VIDREV2 VIDREV1 VIDREV0 0x5375
RV5
PVI5
PI5
X
DL0
SR5
D4
ID4
RMV4
RHV4
MV4
PCBV3
PHV4
MCV4
RLV4
RCV4
RAV4
ROV4
X
X
X
X
X
DSA0
SPSA0
SRF4
SRS4
SRCL4
SRA4
CNT4
RSR4
CC0
BCA4
CFD4
X
JS0
MD
INTS
SRU
JS2 MD
VIDS4
RV4
PVI4
PI4
FC3
IV
SR4
D3
ID3
RMV3
RHV3
MV2
PCBV2
PHV3
MCV3
RLV3
RCV3
RAV3
ROV3
X
RIV3
X
PG3
REF
X
X
SRF3
SRS3
SRCL3
SRA3
CNT3
RSR3
PRE
BCA3
CFD3
X
JS1
ST
CSWP
VREFH
JS3 ST
VIDS3
RV3
PVI3
PI3
FC2
X
SR3
SPAL
VREFD
VIDS2
D2
ID2
RMV2
RHV2
MV2
PCBV1
PHV2
MCV2
RLV2
RCV2
RAV2
ROV2
RS2
RIV2
X
PG2
ANL
AIDSPDF AIDDRA AIDVRA 0xXBC7
ASCSPDF ASCDRA ASCVRA 0xXXXX
SRF2
SRS2
SRCL2
SRA2
CNT2
RSR2
COPY
BCA2
CFD2
X
JS0
ST
JS2 ST
RV2
PVI2
PI2
FC1
X
SR2
D1
ID1
RMV1
RHV1
MV1
PCBV0
PHV1
MCV1
RLV1
RCV1
RAV1
ROV1
RS1
RIV1
X
PG1
DAC
SRF1
SRS1
SRCL1
SRA1
CNT1
RSR1
AUD
BCA1
CFD1
X
JS1
INT
SPDZ
MBG1
JS3 INT
VIDS1
RV1
PVI1
PI1
FC0
X
SR1
ID0
RMV0
RHV0
MV0
X
PHV0
MCV0
RLV0
RCV0
RAV0
ROV0
RS0
RIV0
X
PG0
ADC
SRF0
SRS0
SRCL0
SRA0
CNT0
RSR0
PRO
BCA0
CFD0
X
JS0
INT
SPLNK
MBG0
JS2 INT
VIDS0
RV0
PVI0
PI0
T/R
FIP
SR0
D0
AD1985
Default
0x0090
0x8000
0x8000
0x8000
0x8000
0x8008
0x8008
0x8808
0x8808
0x8808
0x8808
0x0000
0x8000
0x0000
0xXXXX
N/A
0xBB80
0xBB80
0xBB80
0xBB80
0x8080
0x8080
0x2000
0x8080
0x0000
N/A
N/A
0x1001
0x0000
N/A
0x4144
N/A
N/A
N/A
0x0000
N/A
N/A