TAS5705PAPR datasheet(52/71 Pages) TI

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SOFT MUTE REGISTER (0x06)

TAS5705

SLOS549 – JUNE 2008 ...................................................................................................................................................................................................... www.ti.com

Table 13. System Control Register 2 (0x05)

FUNCTION

–

Reserved (1)

When D6 is deasserted, all channels not belonging to shutdown group (SDG) are

–

started. SDG register is 0x19.

When D6 is deasserted, all channels are started. VALID = 1. No channels in

–

SDG1.

–

All channels are shut down (hard mute). VALID = 0.

–

All channels are shut down (hard mute). VALID = 0 (1)

–

Reserved (1)

Use HP volume register (0x0C) for adjusting headphone volume when in

–

headphone mode. (1)

–

Use channel volume registers (0x08–0x0B, 0x0D) for all modes.

Speaker mode. Hardware pin, HPSEL = 1, forces device into headphone

–

mode. (1)

–

HP mode. This setting is logically ORed with external HPSEL pin.

Line out mode. Hardware pin, HPSEL, is ignored for this setting. HP_PWMx pins

–

are active.

–

Reserved

–

Reserved (2)

(1)

Default values are in bold.

(2)

Default values are in bold.

Writing a 1 to any of the following bits sets the output of the respective channel to 50% duty cycle. Default is

0x00.

Table 14. Soft Mute Register (0x06)

FUNCTION

–

Soft mute channel 1

–

Soft mute channel 2

–

Soft mute channel 3

–

Soft mute channel 4

–

Soft mute subwoofer channel (channel 6)

Unmute all channels (1)

(1)

Default values are in bold.

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