PCM3793A
PCM3794A
www.ti.com
SLAS529A–JANUARY 2007–REVISED FEBRUARY 2007
USER-PROGRAMMABLE MODE CONTROLS
Register Map
The mode control register map is shown in Table 6. Each register includes an index (or address) indicated by
the IDX[6:0] bits.
Table 6. Mode Control Register Map
IDX[6:0]
REGISTER
DESCRIPTION
B7
B6
B5
B4
B3
B2
B1
B0
(B14–B8)
40h
41h
42h
43h
44h
45h
46h
47h
48h
49h
4Ah
4Bh
4Ch
4Dh
4Fh
50h
51h
52h
53h
54h
55h
56h
57h
58h
59h
5Ah
5Ch
5Dh
5Eh
5Fh
60h
61h
62h
63h
64h
65h
66h
67h
68h
7Dh
Register 64
Register 65
Register 66
Register 67
Register 68
Register 69
Register 70
Register 71
Register 72
Register 73
Register 74
Register 75
Register 76
Register 77
Register 79
Register 80
Register 81
Register 82
Register 83
Register 84
Register 85
Register 86
Register 87
Register 88
Register 89
Register 90
Register 92
Register 93
Register 94
Register 95
Register 96
Register 97
Register 98
Register 99
Register 100
Register 101
Register 102
Register 103
Register 104
Register 125
Volume for HPA (L-ch)
Volume for HPA (R-ch)
Volume for SPA (L-ch)
Volume for SPA (R-ch)
RSV
RSV
HMUL
HMUR
SMUL
SMUR
PMUL
PMUR
DEM0
RSV
HLV5
HRV5
SLV5
SRV5
ATL5
ATR5
PFM1
RSV
HLV4
HRV4
SLV4
SRV4
ATL4
ATR4
PFM0
SPSE
RSV
HLV3
HRV3
SLV3
SRV3
ATL3
ATR3
SPX1
SPS1
RSV
HLV2
HRV2
SLV2
SRV2
ATL2
ATR2
SPX0
SPS0
RSV
HLV1
HRV1
SLV1
SRV1
ATL1
ATR1
RSV
HLV0
HRV0
SLV0
SRV0
ATL0
ATR0
OVER
DFQ0
PMXL
PSPL
PCOM
SDSL
RLSL
STSL
ALV0
ARV0
RFM0
PADL
RLV0
BIT0
RSV
RSV
DAC digital attenuation and soft mute (L-ch)
DAC digital attenuation and soft mute (R-ch)
DAC over sampling, de-emphasis, audio interface
SPA (class-D) switching frequency
Analog mixer power up/down
RSV
RSV
DEM1
RSV
DFQ1
PMXR
PSPR
SPKS
SDSR
RLSR
STSR
ALV1
ARV1
RFM1
PADR
RLV1
RSV
RSV
RSV
RSV
DAC, SPA and HPA power up/down
Analog output configuration select
HPA insertion detection, short/thermal protection
SPA shutdown release
PBIS
RSV
PDAR
CMS2
HPDE
RSV
PDAL
CMS1
RSV
PHPC
CMS0
SDHC
RSV
PHPR
HPS1
SDHR
RSV
PHPL
HPS0
SDHL
RSV
HPDP
RSV
RSV
Shut down status read back
HPDS
RSV
RSV
RSV
STHC
ALV4
ARV4
RMUR
PAIL
STHR
ALV3
ARV3
RSV
STHL
ALV2
ARV2
DSMC
PMCB
RCP0
MSTR
NPR2
RSV
Volume for ADC input (L-ch)
RSV
ALV5
ARV5
RMUL
PAIR
RRTC
RSV
Volume for ADC input (R-ch)
RSV
RSV
ADC high-pass filter, soft mute, audio interface
ADC, MCB, PG1, 2, 5, 6, D2S power up/down
Automatic level control for recording
Master mode
HPF1
RSV
HPF0
RSV
PADS
RCP1
RSV
RALC
RSV
RSV
RATC
RSV
RSV
System reset, sampling rate control
BCK configuration, sampling rate control, zero-cross
Analog input select (MUX1, 2, 3, 4)
Analog mixing switch (SW1, 2, 3, 4, 5, 6)
Analog to analog path (PG5, 6) gain
Microphone boost
SRST
MBST
AD2S
RSV
RSV
NPR5
MSR1
AIR1
MXR1
GMR1
RSV
NPR4
MSR0
AIR0
NPR3
ATOD
RSV
NPR1
RSV
NPR0
ZCRS
AIL0
MSR2
RSV
RSV
AIL1
MXR2
GMR2
RSV
MXR0
GMR0
RSV
RSV
MXL2
GML2
RSV
MXL1
GML1
G20R
LGA1
MGA1
HGA1
3DP1
RSV
MXL0
GML0
G20L
LGA0
MGA0
HGA0
3DP0
MXEN
F100
RSV
RSV
RSV
RSV
Bass boost gain level
LPAE
RSV
RSV
RSV
LGA4
MGA4
HGA4
3FL0
LGA3
MGA3
HGA3
3DP3
RSV
LGA2
MGA2
HGA2
3DP2
RSV
Middle boost gain level
RSV
RSV
Treble boost gain level
RSV
RSV
RSV
Sound effect source select, 3D sound
2-stage notch filter, digital monaural mixing
1st stage notch filter lower coefficient (a1)
1st stage notch filter upper coefficient (a1)
1st stage notch filter lower coefficient (a2)
1st stage notch filter upper coefficient (a2)
2nd stage notch filter lower coefficient (a1)
2nd stage notch filter upper coefficient (a1)
2nd stage notch filter lower coefficient (a2)
2nd stage notch filter upper coefficient (a2)
Power up/down time control
SDAS
NEN2
F107
F115
F207
F215
S107
S115
S207
S215
RSV
3DEN
NEN1
F106
F114
F206
F214
S106
S114
S206
S214
PTM1
RSV
NUP2
F105
F113
F205
F213
S105
S113
S205
S213
PTM0
NUP1
F104
F103
F111
F203
F211
S103
S111
S203
S211
RES3
F102
F110
F202
F210
S102
S110
S202
S210
RES2
F101
F109
F201
F209
S101
S109
S201
S209
RES1
F112
F108
F204
F200
F212
F208
S104
S112
S204
S212
RES4
S100
S108
S200
S208
RES0
HPA: Headphone amplifier SPA: Speaker amplifier DAC: D/A converter ADC: A/D converter MCB: Microphone bias PGx: Analog input buffer D2S: Differential to
single-ended amplifier
31
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