DMIC control functions

Macros
#define	SAMPLES_BLOCK_LENGTH_MS   (10)
#define	DMIC_SAMPLE_BYTES   (2)
#define	DMIC_PCM_RATE   (16000)
#define	DMIC_SAMPLES_IN_BLOCK   (DMIC_PCM_RATE * SAMPLES_BLOCK_LENGTH_MS / 1000)

Functions
int	dmic_init (void)
	Initialize DMIC.
void	free_dmic_buffer (void *buffer)
	Free the audio buffer acquired with dmic_read.

Detailed Description