Microchip Technology dsPIC24 Guía de usuario descargar pdf (Pagina 17)

Speech Record and Playback Demo

© 2008 Microchip Technology Inc. DS51700A-page 13

FIGURE 2-3: APPLICATION FLOW CHART – PART TWO

End of Message?

Read Serial Flash

G.711 μ-Law Decode

Yes

No

Rewind Playback

Pointer

A

B

Switch 1 Active?

Green LED On

Output Audio Data to Codec

Yes

No

Record = 1

Switch 2 Active?

Yes

No

Playback = 1

C

Stop Playback

Stop Record

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