CS43130 Datasheet, PDF (61/137 Pages) Cirrus Logic – 130-dB, 32-Bit High-Performance DAC with Integrated Headphone Driver

CS43130
5.8 Headphone Power-Up Initialization
Example 5-6. DSD Power Down Sequence (Cont.)
STEP
TASK
8 Power down DSD/XSP/
ASP interfaces
9 Unmute
10 Restore defaults
REGISTER/BIT FIELDS
Power Down Control. 0x20000
PDN_XSP
PDN_ASP
PDN_DSDIF
PDN_HP
PDN_XTAL
PDN_PLL
PDN_CLKOUT
Reserved
DSD Processor Path Signal Control 1. 0x70002
Reserved
DSD_VOL_BEQA
DSD_SZC
Reserved
DSD_AMUTE
DSD_AMUTEBEQA
DSD_MUTE_A
DSD_MUTE_B
0xC0002
0xC000E
0xC0009
0x10010
VALUE
data(0x20000)
OR (0xE0)
1
1
1
x
x
x
x
x
data(0x70002)
AND (0xFC)
1
x
x
0
x
x
0
0
0x10
0x00
0x16
0x00
Unmute channel A
Unmute channel B
DESCRIPTION
5.8 Headphone Power-Up Initialization
An example of the power-up initialization for PCM and DSD are shown in Ex. 5-7 and Ex. 5-8, respectively. Follow the
stated sequence every time to initialize the headphone output.
5.8.1 PCM Power-Up Initialization
Example 5-7. PCM Power-Up Initialization
STEP
TASK
1 PCM Power-Up Initialization
0x10010
0x10025
0x1002E
0xC0006
0xC0002
0xC0009
0xC0003
0xC0005
REGISTER/BIT FIELDS
5.8.2 DSD Power-Up Initialization
Example 5-8. DSD Power-Up Initialization
STEP
TASK
1 DSD Power-Up Initialization
0x10010
0x10025
0x1002E
0xC0006
0xC0002
0xC0009
0xC0003
0xC0005
REGISTER/BIT FIELDS
VALUE
0x99
0x01
0x00
0x01
0x12
0x00
0x28
0x28
VALUE
0x99
0x01
0x00
0x01
0x12
0x00
0x1E
0x20
DESCRIPTION
DESCRIPTION
DS1073F1
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