User`s guide

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