wm9712l Wolfson Microelectronics plc, wm9712l Datasheet - Page 64

• Manufacturer Part Number: wm9712l
• Description: Ac?97 Audio And Touchpanel Codec
• Manufacturer: Wolfson Microelectronics plc

WM9712L
w
08h
0Ah
0Ch
0Eh
10h
ADDR
ADDR
ADDR
ADDR
ADDR
Register 08h controls the bass and treble response of the left and right audio DAC (but not AUXDAC).
Register 0Ah controls the analogue input pin PCBEEP.
Register 0Ch controls the analogue input pin PHONE.
Register 0Eh controls the analogue input pins MIC1 and MIC2.
Register 10h controls the analogue input pins LINEINL and LINEINR.
REG
REG
REG
REG
REG
15
12
11:8
6
4
3:0
15
14:12
11
10:8
7
6:4
15
14
4:0
14
13
12:8
7
6:5
4:0
15
14
13
12:8
4:0
BIT
BIT
BIT
BIT
BIT
BB
BC
BASS
DAT
TC
TRBL
B2H
B2HVOL
B2S
B2SVOL
B2P
B2PVOL
P2H
P2S
PHONEVOL
M12P
M22P
LMICVOL
20dB
MS
MICVOL
L2H
L2S
L2P
LINEINLVOL
LINEINRVOL
LABEL
LABEL
LABEL
LABEL
LABEL
0 (linear)
0 (low)
1111 (OFF)
0 (OFF)
0 (high)
1111 (OFF)
1 (mute)
010 (0dB)
1 (mute)
010 (0dB)
1 (mute)
010 (0dB)
1 (mute)
1 (mute)
01000 (0dB)
1 (mute)
1 (mute)
01000 (0dB)
0 (OFF)
00 (MIC1 only)
01000 (0dB)
1 (mute)
1 (mute)
1 (mute)
01000 (0dB)
01000 (0dB)
DEFAULT
DEFAULT
DEFAULT
DEFAULT
DEFAULT
Selects linear bass control or adaptive bass boost
Selects bass cut-off frequency
Controls bass intensity
Enables 6dB pre-DAC attenuation
Selects treble cut-off frequency
Controls treble intensity
Mutes PCBEEP to headphone mixer path
Controls gain of PCBEEP to headphone mixer path
Mutes PCBEEP to speaker mixer path
Controls gain of PCBEEP to speaker mixer path
Mutes PCBEEP to phone mixer path
Controls gain of PCBEEP to phone mixer path
Mutes PHONE to headphone mixer path
Mutes PHONE to speaker mixer path
Controls PHONE input gain to all mixers (but not to ADC)
Mutes MIC1 to phone mixer path
Mutes MIC2 to phone mixer path
Controls volume of MIC1 (left), in stereo mode only
Enables 20dB gain boost
Selects microphone mode. 00=MIC1 only, 01=differential,
10=MIC2 only, 11=stereo
Controls mic volume (except MIC1 in stereo mode)
Mutes LINEIN to headphone mixer path
Mutes LINEIN to speaker mixer path
Mutes LINEIN to phone mixer path
Controls LINEINL input gain to all mixers (but not to ADC)
Controls LINEINR input gain to all mixers (but not to ADC)
DESCRIPTION
DESCRIPTION
DESCRIPTION
DESCRIPTION
DESCRIPTION
PD Rev 4.5 August 2006
Production Data
Audio DACs,
Tone Control /
Bass Boost
Analogue
Inputs,
PCBEEP Input
Analogue
Inputs,
PHONE Input
Analogue
Inputs,
Microphone
Input
Analogue
Inputs, Line
Input
REFER TO
REFER TO
REFER TO
REFER TO
REFER TO
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