cxd2548r Sony Electronics, cxd2548r Datasheet - Page 36

• Manufacturer Part Number: cxd2548r
• Description: Cd Digital Signal Processor With Built-in Digital Servo And Dac
• Manufacturer: Sony Electronics

$AX commands
Audio CTRL
If either the EMPHI pin or EMPH are high, de-emphasis is on.
If either the SYSM pin or SMUT are high, soft mute is on.
Command
Command bit
Command bit
Command bit
Command bit
Command bit
EMPH = 1
EMPH = 0
SMUT = 1
SMUT = 0
OPSL = 1
OPSL = 0
Mute = 1
Mute = 0
ATT = 1
ATT = 0
AD7
D23
D11
0
AD6
D22
D10
Mute on. Zero data is output from DSP.
Mute off.
DSP output –12dB
Attenuation off
Set to 1 when changing the FMUT setting.
Set to 0 when not changing the FMUT setting.
De-emphasis on.
De-emphasis off.
Soft mute on.
Soft mute off.
0
Data 1
Data 4
Mute
AD5
D21
D9
AD4
D20
ATT
D8
AD3
D19
D7
0
Data 2 and subsequent data are DF/DAC function settings.
– 36 –
AD2
D18
D6
0
Data 2
Data 5
Processing
Processing
Processing
Processing
Processing
OPSL EMPH SMUT
AD1
D17
D5
AD0
D16
D4
FMUT
D15
D3
D14
D2
0
0
Data 3
Data 6
D13
AD9
D1
0
CXD2548R
AD8
D12
D0
0