WM8980CGEFL/RV WOLFSON [Wolfson Microelectronics plc], WM8980CGEFL/RV Datasheet - Page 101

• Manufacturer Part Number: WM8980CGEFL/RV
• Description: Stereo CODEC with Speaker Driver and Video Buffer
• Manufacturer: WOLFSON [Wolfson Microelectronics plc]

Pre-Production
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15 (0Fh)
16 (10h)
18 (12h)
19 (13h)
20 (14h)
REGISTER
ADDRESS
8
7:0
8
7:0
8
7
6:5
4:0
8
7
6:5
4:0
8
7
6:5
BIT
ADCVU
ADCVOLL
ADCVU
ADCVOLR
EQ3DMODE
EQ1C
EQ1G
EQ2BW
EQ2C
EQ2G
EQ3BW
EQ3C
LABEL
N/A
11111111
N/A
11111111
1
0
01100
0
0
01
01100
0
0
01
DEFAULT
ADC left and ADC right volume do not update until
a 1 is written to ADCVU (in reg 16 or 17)
Left ADC Digital Volume Control
0000 0000 = Digital Mute
0000 0001 = -127dB
0000 0010 = -126.5dB
... 0.5dB steps up to
1111 1111 = 0dB
ADC left and ADC right volume do not update until
a 1 is written to ADCVU (in reg 16 or 17)
Right ADC Digital Volume Control
0000 0000 = Digital Mute
0000 0001 = -127dB
0000 0010 = -126.5dB
... 0.5dB steps up to
1111 1111 = 0dB
0 = Equaliser and 3D Enhancement applied to
ADC path
1 = Equaliser and 3D Enhancement applied to
DAC path
Reserved
EQ Band 1 Cut-off Frequency:
00=80Hz
01=105Hz
10=135Hz
11=175Hz
EQ Band 1 Gain Control. See Table 37 for details.
EQ Band 2 Bandwidth Control
0=narrow bandwidth
1=wide bandwidth
Reserved
EQ Band 2 Centre Frequency:
00=230Hz
01=300Hz
10=385Hz
11=500Hz
EQ Band 2 Gain Control. See Table 37 for details.
EQ Band 3 Bandwidth Control
0=narrow bandwidth
1=wide bandwidth
Reserved
EQ Band 3 Centre Frequency:
00=650Hz
01=850Hz
10=1.1kHz
11=1.4kHz
DESCRIPTION
PP, Rev 3.8, May 2012
Analogue to
Digital
Converter
(ADC)
Analogue to
Digital
Converter
(ADC)
Analogue to
Digital
Converter
(ADC)
Analogue to
Digital
Converter
(ADC)
Output Signal
Path
Output Signal
Path
Output Signal
Path
Output Signal
Path
Output Signal
Path
Output Signal
Path
Output Signal
Path
Output Signal
Path
Output Signal
Path
Output Signal
Path
REFER TO
WM8980
101