wm9714l Wolfson Microelectronics plc, wm9714l Datasheet - Page 82

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

04h
06h
WM9714L
Register 04h controls the headphone output pins, HPL and HPR.
Register 06h controls the analogue output pins OUT3 and OUT4.
w
REGISTER
REGISTER
ADDRESS
ADDRESS
15
14
13:8
7
6
5:0
15
14
13:8
7
6
5:0
BIT
BIT
MUL
ZCL
HPL VOL
MUR
ZCR
HPR VOL
MU4
ZC4
OUT4VOL
MU3
ZC3
OUT3VOL
LABEL
LABEL
1 (mute)
0 (disabled)
000000 (0dB)
1 (mute)
0 (disabled)
000000 (0dB)
1 (mute)
0 (disabled)
000000 (0dB)
1 (mute)
0 (disabled)
000000 (0dB)
DEFAULT
DEFAULT
HPL Mute Control
1 = Mute
0 = No mute
HPL Zero Cross Control
1 = Zero cross enabled
0 = Zero cross disabled
HPL Volume Control
000000 = 0dB (maximum)
… (1.5dB steps)
011111 = -46.5dB
1xxxxx = -46.5dB
HPR Mute Control
1 = Mute
0 = No mute
HPR Zero Cross Control
1 = Zero cross enabled
0 = Zero cross disabled
HPR Volume Control
000000 = 0dB (maximum)
… (1.5dB steps)
011111 = -46.5dB
1xxxxx = -46.5dB
OUT4 Mute Control
1 = Mute
0 = No mute
OUT4 Zero Cross Control
1 = Zero cross enabled
0 = Zero cross disabled
OUT4 Volume Control
000000 = 0dB (maximum)
… (1.5dB steps)
011111 = -46.5dB
1xxxxx = -46.5dB
OUT3 Mute Control
1 = Mute
0 = No mute
OUT3 Zero Cross Control
1 = Zero cross enabled
0 = Zero cross disabled
OUT3 Volume Control
000000 = 0dB (maximum)
… (1.5dB steps)
011111 = -46.5dB
1xxxxx = -46.5dB
DESCRIPTION
DESCRIPTION
PP, Rev 3.2, October 2008
Pre-Production
Analogue
Audio Outputs
Analogue
Audio Outputs
REFER TO
REFER TO
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