Figure 10. i2s digital audio format, Figure 11. left-justified digital audio format, Figure 12. dsp digital audio format – Silicon Laboratories SI4734/35-B20 User Manual

Page 22: Figure 10. i, 22 rev. 1.0

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22

Rev. 1.0

Figure 10. I

2

S Digital Audio Format

Figure 11. Left-Justified Digital Audio Format

Figure 12. DSP Digital Audio Format

LEFT CHANNEL

RIGHT CHANNEL

1 DCLK

1 DCLK

1

3

2

n

n-1

n-2

1

3

2

n

n-1

n-2

LSB

MSB

LSB

MSB

DCLK

DOUT

DFS

INVERTED

DCLK

(OFALL = 1)

(OFALL = 0)

I

2

S

(OMODE = 0000)

LEFT CHANNEL

RIGHT CHANNEL

1

3

2

n

n-1

n-2

1

3

2

n

n-1

n-2

LSB

MSB

LSB

MSB

DCLK

DOUT

DFS

INVERTED

DCLK

(OFALL = 1)

(OFALL = 0)

Left-Justified

(OMODE = 0110)

1

3

2

n

n-1

n-2

n

n-1

n-2

LSB

MSB

LSB

MSB

DCLK

DOUT

(MSB at 1

st

rising edge)

DFS

1

3

2

LEFT CHANNEL

RIGHT CHANNEL

1 DCLK

(OFALL = 0)

(OMODE = 1100)

1

3

2

n

n-1

n-2

n

n-1

n-2

LSB

MSB

LSB

MSB

1

3

2

LEFT CHANNEL

RIGHT CHANNEL

DOUT

(MSB at 2

nd

rising edge)

(OMODE = 1000)

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