WM8522 Wolfson Microelectronics plc, WM8522 Datasheet - Page 30

• Manufacturer Part Number: WM8522
• Description: 24-bit, 192khz 6-channel Dac With 1.7vrms Line Driver
• Manufacturer: Wolfson Microelectronics plc

WM8522
REGISTER MAP
The complete register map is shown below. The detailed description can be found in the relevant text of the device description. The
WM8522 can be configured using the Control Interface. All unused bits should be set to ‘0’.
w
R0(00h)
R1(01h)
R2(02h)
R3(03h)
R4(04h)
R5(05h)
R6(06h)
R7(07h)
R8(08h)
R9(09h)
R10(0Ah)
R12(0Ch)
R31(1Fh)
REGISTER
B15 B14
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
B13 B12
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
1
1
1
1
1
Table 16 Digital Volume Control Attenuation Levels
SOFTWARE REGISTER RESET
Writing to register 11111 will cause a register reset, resetting all register bits to their default values.
The device will be held in this reset state until a subsequent register write to any address is
completed.
B11
0
0
0
0
1
1
1
1
0
0
0
1
1
B10
0
0
1
1
0
0
1
1
0
0
1
0
1
L/RDAX[7:0]
FE(hex)
00(hex)
01(hex)
FF(hex)
B9
0
1
0
1
0
1
0
1
0
1
0
0
1
:
:
:
UPDATE
UPDATE
UPDATE
UPDATE
UPDATE
UPDATE
UPDATE
B8
0
PHASE[8:6]
DEEMP[8:6]
RATE[8:6]
B7
0
PL[8:5]
ATTENUATION LEVEL
B6
MPD
-∞ dB (mute)
-127dB
-0.5dB
0dB
B5
MS
:
:
:
0
IWL[5:4]
DMUTE[5:3]
PWRDNALL
RESET
IZD
B4
MASTDA[7:0]
0
RDA1[7:0]
RDA2[7:0]
RDA3[7:0]
LDA1[7:0]
LDA2[7:0]
LDA3[7:0]
ATC
BCP
B3
0
DACPD[3:1]
PDWN
LRP
B2
0
DZFM[2:1]
DEEMPALL
B1
0
FMT[1:0]
PD, Rev 4.1, July 2009
MUTEALL
B0
ZCD
0
0
Production Data
011111111
011111111
100100000
000000000
011111111
011111111
011111111
011111111
011111111
000000000
010000000
000000000
000000000
DEFAULT
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