STA326
7.7.6 External Amplifier Power Down
BIT
R/W
RST
NAME
DESCRIPTION
7
R/W
0
EAPD
External Amplifier Power Down:
0 – External Power Stage Power Down Active
1 – Normal Operation
EAPD is used to actively power down a connected DDX® Power device. This register has to be written to
1 at start-up to enable the DDX® power device for normal operation.
7.8 VOLUME CONTROL
7.8.1 Master Controls
7.8.1.1Master Mute Register (Address 06h)
D7
D6
D5
D4
D3
D2
D1
D0
MMUTE
0
7.8.1.2Master Volume Register (Address 07h)
D7
MV7
1
D6
MV6
1
D5
MV5
1
D4
MV4
1
D3
MV3
1
D2
MV2
1
D1
MV1
1
D0
MV0
1
Note : Value of volume derived from MVOL is dependent on AMV AutoMode Volume settings.
7.8.2 Channel Controls
7.8.2.1Channel 1 Volume (Address 08h)
D7
C1V7
0
D6
C1V6
1
D5
C1V5
1
D4
C1V4
0
D3
C1V3
0
D2
C1V2
0
D1
C1V1
0
D0
C1V0
0
7.8.2.2Channel 2 Volume (Address 09h)
D7
C2V7
0
D6
C2V6
1
D5
C2V5
1
D4
C2V4
0
D3
C2V3
0
D2
C2V2
0
D1
C2V1
0
D0
C2V0
0
7.8.2.3Channel 3 Volume (Address 0Ah)
D7
C3V7
0
D6
C3V6
1
D5
C3V5
1
D4
C3V4
0
D3
C3V3
0
D2
C3V2
0
D1
C3V1
0
D0
C3V0
0
7.8.3 Volume Description
The volume structure of the STA326 consists of individual volume registers for each of the three channels
and a master volume register, and individual channel volume trim registers. The channel volume settings
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