X = don’t care

For example to set the stereo 2 channel the 8 bit string may be: 0 1 0 0 0 0 0 1

AUDIO SWITCH - Select the input Channel to Activate

MSB

LSB

0

1

0

X

X

S2

S1

S0

Audio Switch

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

0

0

0

0

1

1

1

1

0

0

1

1

0

0

1

1

0

1

0

1

0

1

0

1

Stereo 1

Stereo 2

Stereo 3

Stereo 4

Mono

Not Allowed

Not Allowed

Not Allowed

SOFTWARE SPECIFICATION (continued)

BASS AND TREBLE - Control Range of

± 15dB (boost and cut) Steps of 2.5dB

0

0

1

1

1

1

0

1

C3

C3

C2

C2

C1

C1

C0

C0

Bass

Treble

0

0

0

0

0

0

0

0

1

1

1

1

1

1

1

1

0

0

0

0

1

1

1

1

1

1

1

1

0

0

0

0

0

0

1

1

0

0

1

1

1

1

0

0

1

1

0

0

0

1

0

1

0

1

0

1

1

0

1

0

1

0

1

0

-15

-15

- 12.5

-10

- 7.5

-5

- 2.5

-0

0

2.5

5

7.5

10

12.5

15

15

C3 = Sign

For example Bass at -12.5dB is obtained by the following 8 bit string: 0 1 1 0 0 0 1 0

TDA7300

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