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WM8961GEFL/V Datasheet(PDF) 83 Page - Wolfson Microelectronics plc

Part # WM8961GEFL/V
Description  Ultra-Low Power Stereo CODEC with 1W Stereo Class D Speaker Drivers and Ground Referenced Headphone Drivers
PDF  116 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8961GEFL/V Datasheet(HTML) 83 Page - Wolfson Microelectronics plc

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WM8961
Pre-Production
w
PP, August 2009, Rev 3.1
83
REGISTER BITS BY ADDRESS
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R0 (00h)
Left Input
volume
8
IPVU
0
Write 1 to do a volume update on inputs
7
LINMUTE
1
Left Input PGA Analogue Mute
1 = Enable Mute
0 = Disable Mute
Note: IPVU must be set to un-mute.
6
LIZC
0
Zero cross enable. Requires separate register write before volume setting.
0 : Disable zero cross on left input PGA
1 : Enable zero cross
5:0
LINVOL[5:0]
01_1111
Left input PGA gain, 0.75dB steps
000000 : -23.25dB
000001 : -22.50dB
…
011111 : 0dB
…
111110 : 23.25dB
111111 : 24.00dB
Register 00h Left Input volume
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
R1 (01h)
Right Input
volume
15:12
DEVICE_ID [3:0]
0000
Reading from this register will indicate device family ID
Device ID: [3:0]
0000 = 1801
0001-1111 : unused
11:9
CHIP_REV[2:0]
010
Device Revision: [2:0]
000 = Rev A
001 = Rev B
010 = Rev C
011-111 : unused
8
IPVU
0
Write 1 to do a volume update on inputs
7
RINMUTE
1
Right Input PGA Analogue Mute
1 = Enable Mute
0 = Disable Mute
Note: IPVU must be set to un-mute.
6
RIZC
0
Zero cross enable. Requires separate register write before volume
setting.
0 : Disable
1 : Enable
5:0
RINVOL[5:0]
01_1111
Right input PGA gain, 0.75dB steps
000000 : -23.25dB
000001 : -22.50dB
…
011111 : 0dB
…
111110 : 23.25dB
111111 : 24.00dB
Register 01h Right Input volume



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