CS3318 datasheet(34/44 Pages) CIRRUS

34 / 44 page

DS693F1

CS3318

7.4.3

Channel B = Channel A (Bit 0 - 3)

Default = 0

Function:

When this bit is set, Channel A and Channel B volume levels and muting conditions are controlled by

the Channel A volume and muting register settings, and the Channel B register settings are ignored.

When this bit is cleared, Channel A and Channel B volume and mute settings are independently con-

trolled by the A and B volume and muting bits.

7.5

Device Configuration 2 - Address 0Ch

7.5.1

Zero-Crossing Time-Out Period (Bits 4:2)

Default = 011

Function:

These bits set the zero-crossing time-out period as shown in Table 9. Refer to the “Zero-Crossing

Time-Out” section on page 22 for more information.

Bit Name

Bit Setting

Control Configuration

Ch8=7

Channel 7 and 8 mute and volume settings controlled independently

Channel 7 and 8 mute and volume settings controlled by Channel 7 register

settings. Channel 8 register settings are ignored.

Ch6=5

Channel 5 and 6 mute and volume settings controlled independently

Channel 5 and 6 mute and volume settings controlled by Channel 5 register

settings. Channel 6 register settings are ignored.

Ch4=3

Channel 3 and 4 mute and volume settings controlled independently

Channel 3 and 4 mute and volume settings controlled by Channel 3 register

settings. Channel 4 register settings are ignored

Ch2=1

Channel 1 and 2 mute and volume settings controlled independently

Channel 1 and 2 mute and volume settings controlled by Channel 1 register

settings. Channel 2 register settings are ignored

Table 7. Channel B = Channel A Settings

543

Reserved

TimeOut2

TimeOut1

TimeOut0

ZCMode1

ZCMode0

TimeOut[2:0]

Zero-Crossing

Time-Out Period

000

5 ms

001

10 ms

010

15 ms

011

18 ms

100

20 ms

101

30 ms

110

40 ms

111

50 ms

Table 8. Zero-Crossing Time-Out Settings

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