wm8961 Wolfson Microelectronics plc, wm8961 Datasheet - Page 92

• Manufacturer Part Number: wm8961
• Description: Ultra-low Power Stereo Codec With 1w Stereo Class D Speaker Drivers And Ground Referenced Headphone Drivers
• Manufacturer: Wolfson Microelectronics plc

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WM8961
Pwr Mgmt (1)
Register 19h Pwr Mgmt (1)
Pwr Mgmt (2)
Register 1Ah Pwr Mgmt (2)
Register 1Bh Additional control (3)
Register 1Ch Anti-pop
REGISTER
REGISTER
REGISTER
REGISTER
ADDRESS
ADDRESS
R26 (1Ah)
ADDRESS
R27 (1Bh)
control (3)
ADDRESS
R28 (1Ch)
R25 (19h)
Additional
Anti-pop
BIT
2:0
BIT
8:7
BIT
BIT
6
5
4
3
2
1
8
7
6
5
4
3
4
3
2
SAMPLE_RATE[2:0]
VMIDSEL[1:0]
BUFDCOPEN
ROUT1_PGA
LOUT1_PGA
SPKR_PGA
SPKL_PGA
BUFIOEN
SOFT_ST
LABEL
LABEL
LABEL
ADCR
DACR
VREF
ADCL
DACL
MICB
AINR
AINL
LABEL
DEFAULT
DEFAULT
DEFAULT
00
DEFAULT
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
000
00 = off
01 = 2x50k
10 = 2x250k
11 = 2x5k
Enable master bias current source
Enables Left PGA and boost mixer
Enables Right PGA and boost mixer
Enable ADC Left channel
Enable ADC Right channel
Enable MICBIAS circuit
Enable left DAC channel
Enable right DAC channel
Enable left headphone PGA
Enable right headphone PGA
Enable left speaker PGA
Enable right speaker PGA
Enables fast startup bias gen
Enables fast startup bias and vmid buffers
Enables VMID soft start
0 : Disabled
1 : Enabled
Sample Rate Control for ALC and auto configuration
000 : 44.1k/48k
001 : 32k
010 : 22.05k/24k
011 : 16k
100 : 11.25k/12k
101 : 8k
110-111 : reserved
DESCRIPTION
DESCRIPTION
DESCRIPTION
DESCRIPTION
PP, August 2009, Rev 3.1
Pre-Production
92