WM8955BL Wolfson Microelectronics, WM8955BL Datasheet - Page 37
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WM8955BL
Manufacturer Part Number
WM8955BL
Description
Stereo DAC
Manufacturer
Wolfson Microelectronics
Datasheet
1.WM8955BL.pdf
(44 pages)
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REGISTER
R0 (00h)
R1 (01h)
R2 (02h)
R3 (03h)
R4 (04h)
R5 (05h)
R6 (06h)
R7 (07h)
R8 (08h)
R9 (09h)
R10 (0Ah)
R11 (0Bh)
R12
(0Ch)
R13
(0Dh)
R14 (0Eh)
R15 (0Fh)
R16 –
R22
R23 (17h)
R24 (18h)
R25 (19h)
R26 (1Ah)
R27 (1Bh)
R28 –
R33
R34 (22h)
R35 (23h)
R36 (24h)
R37 (25h)
R38 (26h)
R39 (27h)
R40 (28h)
R41 (29h)
R42 (2Ah)
R43 (2Bh)
R44
(2Ch)
R45
(2Dh)
R46 (2Eh)
R59 (3Bh)
w
Production Data
REGISTER MAP
ADDRESS (BIT 15 – 9)
0000000
0000001
0000010
0000011
0000100
0000101
0000110
0000111
0001000
0001001
0001010
0001011
0001100
0001101
0001110
0001111
0010111
0011000
0011001
0011010
0011011
0100010
0100011
0100100
0100101
0100110
0100111
0101000
0101001
0101010
0101011
0101100
0101101
0101110
0111011
Audio Interface
PLL Control (1)
PLL Control (2)
PLL Control (3)
PLL Control (4)
Sample Rates
Clocking / PLL
Additional (1)
Additional (2)
Pwr Mgmt (1)
Pwr Mgmt (2)
Additional (3)
Right Mix (1)
Right Mix (2)
Mono Mix (1)
Mono Mix (2)
DAC Control
MONOOUT
Left Mix (1)
Left Mix (2)
REMARKS
Right Gain
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Left Gain
ROUT1
ROUT2
LOUT1
LOUT2
Treble
Reset
Bass
MCLKSEL
RD2MO
RO1VU
TSDEN
RD2RO
LD2MO
RO2VU
LO1VU
RD2LO
LD2RO
LO2VU
LD2LO
RDVU
LDVU
DACL
BIT8
0
0
0
0
0
0
0
0
OUT3SW
VMIDSEL
BCLKINV
LO1ZC
RO1ZC
LO2ZC
RO2ZC
MI2LO
MI2RO
RI2RO
LI2MO
RI2MO
DACR
MOZC
LI2LO
DIV2
DAT
KEN
BIT7
BCLK
BB
0
0
0
writing 000000000 to this register resets all registers to their default state
VSEL
N
LOUT1
MCLK
VREF
VROI
DIV2
BIT6
MS
BC
TC
0
0
0
0
MI2LOVOL
MI2ROVOL
RI2ROVOL
LI2MOVOL
RI2MOVOL
LI2LOVOL
LRSWAP
PLLOUT
ROUT1
DIV2
BIT5
0
0
0
0
0
0
0
RDACVOL (Right DAC Digital Volume)
DMONOMIX
LDACVOL (Right DAC Digital Volume)
000000000
000000000
000000000
000000000
000000000
000000000
ROUT2INV
PLL_RB
000000
K [17:9]
LOUT2
K [8:0]
LRP
BIT4
0
0
0
0
0
0
0
MONOOUTVOL
ROUT1VOL
ROUT2VOL
LOUT1VOL
LOUT2VOL
DACMU
ROUT2
PLLEN
BIT3
SR
0
0
0
0
0
0
0
0
0
0
0
WL
TRBL (Treble Intensity)
BASS (Bass Intensity)
MOUT
PD Rev 4.1 February 2007
BIT2
0
0
0
0
0
0
0
0
0
0
0
0
DEEMPH
K [21:18]
DACINV
WM8955BL
OUT3
BIT1
0
0
0
0
0
0
0
0
0
0
0
FORMAT
DACOSR
DIGENB
DMEN
TOEN
USB
BIT0
0
0
0
0
0
0
0
0
0
0
37