wm8961 Wolfson Microelectronics plc, wm8961 Datasheet - Page 98

• 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

w
WM8961
Register 47h Analogue HP 2
Register 52h Charge Pump B
Register 57h Write Sequencer 1
Sequencer 1
REGISTER
ADDRESS
R71 (47h)
Analogue
HP 2
REGISTER
R87 (57h)
ADDRESS
REGISTER
R82 (52h)
ADDRESS
Pump B
Charge
Write
8:6
5:3
2:0
4:0
BIT
5
1:0
BIT
BIT
WSEQ_WRITE_INDEX[4:0]
CP_DYN_PWR[1:0]
HPL_VOL[2:0]
HPR_VOL[2:0]
HP_BIAS_BO
OST[2:0]
LABEL
LABEL
WSEQ_ENA
LABEL
111
111
011
DEFAULT
DEFAULT
0
DEFAULT
0_0000
0
Enable dynamic (Class W) power saving
00: dynamic power saving disabled
01: Reserved
10: Reserved
11: dynamic power saving enabled
Secondary HPL PGA Volume
111
110
101
100
011
010
001
000
Secondary HPR PGA Volume
111
110
101
100
011
010
001
000
Boost bias into headphone driver
000:
001:
010:
011:
100-111: Reserved
Write Sequencer Enable.
0: off
1: on
Sets the current Index in the Write Sequencer Memory. Writes
to the following write sequencer registers will affect this
memory location.
-3dB
-5dB
-7dB
-3dB
-5dB
-7dB
Reserved
Reserved
-1dB
-2dB
-4dB
-6dB
-1dB
-2dB
-4dB
-6dB
x2
x1
0dB (default)
0dB (default)
DESCRIPTION
DESCRIPTION
DESCRIPTION
PP, August 2009, Rev 3.1
Pre-Production
98