TAS5729MD datasheet(38/59 Pages) TI1

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TAS5729MD

SLOS836A – MAY 2013 – REVISED JUNE 2013

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SYSTEM CONTROL REGISTER 2 (0x05)

When bit D6 is set low, the system exits all-channel shutdown and starts playing audio; otherwise, the outputs

are shut down (hard mute).

Table 10. System Control Register 2 (0x05)

FUNCTION

–

Reserved(1)

–

Exit all-channel shutdown (normal operation)(2)

–

Enter all-channel shutdown (hard mute)(1)

–

-–

–

Reserved (1)

–

Reserved (1)

–

In speaker mode, a value of 1 means device is in ternary modulation.

In speaker mode, a value of 0 means device is in not in ternary modulation (AD or

–

BD as defined in register 0x25). (1)

–

Reserved (1)

–

ADR/SPK_FAULT configured as input for address select.

–

ADR/SPK_FAULT configured as output for SPK_FAULT

.–

–

Reserved(1)

(1)

Default values are in bold.

(2)

When exiting all-channel shutdown, a soft or hard unmute is determined by register 0x03, bit 5.

SOFT MUTE REGISTER (0x06)

Writing a 1 to any of the following bits sets the output of the respective channel to 50% duty cycle (soft mute).

Table 11. Soft Mute Register (0x06)

FUNCTION

–

Reserved(1)

–

Soft mute channel 3

–

Soft unmute channel 3(1)

–

Soft mute channel 2

–

Soft unmute channel 2(1)

–

Soft mute channel 1

–

Soft unmute channel 1(1)

(1)

Default values are in bold.

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