chap15/audio_adpcm.c File Reference
#include "pic24_all.h"
Go to the source code of this file.
Detailed Description
Original code based on Microchip application note AN643, it used 16-bit signed ADC samples and the standard IMA ADPCM compression. This version has been modified to use Dialogic ADPCM, which uses 12-bit samples and a smaller table. Specification is at:
http://multimedia.cx/mirror/dialogic-adpcm.pdf
Definition in file audio_adpcm.c.