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WM8948ECS/R Datenblatt(PDF) 152 Page - Wolfson Microelectronics plc

Teilenummer WM8948ECS/R
Bauteilbeschribung  Stereo Low-Power CODEC with Video Buffer and Touch Panel Controller
PDF  189 Pages
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Hersteller  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8948ECS/R Datenblatt(HTML) 152 Page - Wolfson Microelectronics plc

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WM8948
Production Data
w
PD, May 2011, Rev 4.1
152
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R52 (34h)
Line R mixer
control 2
6
BYPR_TO_OU
TR_ATTEN
0
Right Input PGA (ADC bypass) to Right Output Mixer
attenuation
0 = 0dB
1 = -6dB attenuation
3
DACL_TO_OU
TR_ATTEN
0
Left DAC to Right Output Mixer attenuation
0 = 0dB
1 = -6dB attenuation
2
DACR_TO_OU
TR_ATTEN
0
Right DAC to Right Output Mixer attenuation
0 = 0dB
1 = -6dB attenuation
1
AUX2_TO_OU
TR_ATTEN
0
AUX2 Audio Input to Right Output Mixer attenuation
0 = 0dB
1 = -6dB attenuation
0
AUX1_TO_OU
TR_ATTEN
0
AUX1 Audio Input to Right Output Mixer attenuation
0 = 0dB
1 = -6dB attenuation
Register 34h Line R mixer control 2
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R53 (35h)
LDO
15
LDO_ENA
0
LDO Enable
0 = Disabled
1 = Enabled
14
LDO_REF_SE
L_FAST
0
LDO Voltage reference select
0 = VMID (normal)
1 = VMID (fast start)
This field is only effective when LDO_REF_SEL = 0
13
LDO_REF_SE
L
0
LDO Voltage reference select
0 = VMID
1 = Bandgap
12
LDO_OPFLT
0
LDO Output float
0 = Disabled (Output discharged when disabled)
1 = Enabled (Output floats when disabled)
5
LDO_BIAS_SR
C
0
LDO Bias Source select
0 = Master Bias
1 = Start-Up Bias
4:0
LDO_VSEL
[4:0]
0_0111
LDO Voltage select
(Sets the LDO output as a ratio of the selected voltage
reference. The voltage reference is set by
LDO_REF_SEL.)
00111 = Vref x 1.97 (default)
Register 35h LDO



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