#if !defined(MICROPHONE7_H)
#define MICROPHONE7_H
/*
   microphone code based on neimod's microphone example.
   See: http://neimod.com/dstek/ 
   Chris Double (chris.double@double.co.nz)
   http://www.double.co.nz/nintendo_ds
*/

/* Turn the microphone on */
void TurnOnMicrophone();

/* Turn the microphone off */
void TurnOffMicrophone();

/* Fill the buffer with data from the microphone. The buffer will be
   signed sound data at 16kHz. Once the length of the buffer is
   reached, no more data will be stored. Uses ARM7 timer 0.  
*/
void StartRecording(s8* buffer, int length);

/* Stop recording data, and return the length of data recorded. */
int StopRecording();

/* This must be called during IRQ_TIMER0 */
void ProcessMicrophoneTimerIRQ();

#endif