wm9714l Wolfson Microelectronics plc, wm9714l Datasheet - Page 86

• Manufacturer Part Number: wm9714l
• Description: Ac?97 Audio Codec
• Manufacturer: Wolfson Microelectronics plc

14h
WM9714L
Register 14h controls the.record selector and the ADC to mono mixer path.
w
REGISTER
ADDRESS
15:14
13:11
10:9
8
6
5:3
2:0
BIT
R2H
R2HVOL
R2M
R2MBST
RECBST
RECSL
RECSR
LABEL
11 (mute)
010 (0dB)
11 (mute)
0 (0dB)
0 (0dB)
000 (mic)
000 (mic)
DEFAULT
Record Mux to Headphone Mixer Path Control
00 = stereo
01 = left record mux only
10 = right rec mux only
11=mute left and right
Record Mux to Headphone Mixer Path Volume
Control
000 = +6dB
… (+3dB steps)
111 = -15dB
Record Mux to Mono Mixer Path Control
00 = stereo
01 = left record mux only
10 = right record mux only
11 = mute left and right
Record Mux to Headphone Mixer Boost
Control
1 = +20dB
0 = 0dB
ADC Record Boost Control
1 = +20dB
0 = 0dB
Left Record Mux Source Control
000 = MICA (pre-PGA)
001 = MICB (pre-PGA)
010 = LINEL (pre-PGA)
011 = MONOIN (pre-PGA)
100 = HPMIXL
101 = SPKMIC
110 = MONOMIX
111 = Reserved
Right Record Mux Source Control
000 = MICA (pre-PGA)
001 = MICB (pre-PGA)
010 = LINEL (pre-PGA)
011 = MONOIN (pre-PGA)
100 = HPMIXL
101 = SPKMIC
110 = MONOMIX
111 = Reserved
DESCRIPTION
PP, Rev 3.2, October 2008
Pre-Production
Audio ADC,
Record
Selector
REFER TO
86