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Play Stop and Detach Sequence

SOF

1ms

D+ (pin 4),

D–(pin 3)

VOUT L (pin 18),

VOUT R (pin 22)

VBUS (pin 2)

SOF

SOF

SOF

Audiodata

Audiodata

Lastaudiodata

SOF

Detach

Record Sequence

D+ (pin 4),

D– (pin 3)

VIN (pin 16)

1ms

SOF

SOF

SET_INTERFACE

SOF

Audiodata

INtoken

SOF

Audiodata

INtoken

SOF

Audiodata

INtoken

PCM2912

SLES216 – FEBRUARY 2008

When the host finishes or aborts the playing back, the PCM2912 stops the playing after last audio data has

played.

Figure 34. Play, Stop, and Detach

The PCM2912 starts the audio capture into the internal memory after receiving the SET_INTERFACE command.

Figure 35. Record Sequence

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Product Folder Link(s): PCM2912