WM8980CGEFL/RV WOLFSON [Wolfson Microelectronics plc], WM8980CGEFL/RV Datasheet - Page 95
WM8980CGEFL/RV
Manufacturer Part Number
WM8980CGEFL/RV
Description
Stereo CODEC with Speaker Driver and Video Buffer
Manufacturer
WOLFSON [Wolfson Microelectronics plc]
Datasheet
1.WM8980CGEFLRV.pdf
(123 pages)
- Current page: 95 of 123
- Download datasheet (2Mb)
Pre-Production
REGISTER BITS BY ADDRESS
Notes:
1. Default values of N/A indicate non-latched data bits (e.g. software reset or volume update bits).
2. Register bits marked as "Reserved" should not be changed from the default.
w
0 (00h)
1 (01h)
2 (02h)
REGISTER
ADDRESS
[8:0]
8
7
6
5
4
3
2
1:0
8
7
6
5
4
3
BIT
RESET
BUFDCOPEN
OUT4MIXEN
OUT3MIXEN
PLLEN
MICBEN
BIASEN
BUFIOEN
VMIDSEL
ROUT1EN
LOUT1EN
SLEEP
BOOSTENR
BOOSTENL
INPPGAENR
LABEL
N/A
0
0
0
0
0
0
0
00
0
0
0
0
0
0
DEFAULT
Software reset
Dedicated buffer for DC level shifting output stages
when in 1.5x gain boost configuration.
0=Buffer disabled
1=Buffer enabled (required for 1.5x gain boost)
OUT4 mixer enable
0=disabled
1=enabled
OUT3 mixer enable
0=disabled
1=enabled
PLL enable
0=PLL off
1=PLL on
Microphone Bias Enable
0 = OFF (high impedance output)
1 = ON
Analogue amplifier bias control
0=disabled
1=enabled
Unused input/output tie off buffer enable
0=disabled
1=enabled
Reference string impedance to VMID pin
00=off (open circuit)
01=75kΩ
10=300kΩ
11=5kΩ
ROUT1 output enable
0=disabled
1=enabled
LOUT1 output enable
0=disabled
1=enabled
0 = normal device operation
1 = residual current reduced in device standby
mode
Right channel Input BOOST enable
0 = Boost stage OFF
1 = Boost stage ON
Left channel Input BOOST enable
0 = Boost stage OFF
1 = Boost stage ON
Right channel input PGA enable
0 = disabled
1 = enabled
DESCRIPTION
PP, Rev 3.8, May 2012
Resetting the
Chip
Analogue
Outputs
Power
Management
Power
Management
Master Clock
and Phase
Locked Loop
(PLL)
Input Signal
Path
Power
Management
Power
Management
Power
Management
Power
Management
Power
Management
Power
Management
Power
Management
Power
Management
Power
Management
REFER TO
WM8980
95
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