code for the FM Ogre Eurorack module: https://www.muffwiggler.com/forum/viewtopic.php?t=97630 https://www.muffwiggler.com/forum/viewtopic.php?t=134469
/*
* File: FMOgre_DMA_Main.c for FMOgre_44 (44-pin surface-mount) board
* Author: wsy
*
* Created on August 16, 2013, 7:10 AM
* Updated April 18 2015, 23:52 PM
* Yet more mangling July 26, 2015
* yet more mangling September 5 2015
* Yet more mangling November 2015
*
* This file is Copyright 2013-2015 William S. Yerazunis,
* It is licensed CC-BY-SA-NC
*
* (creative commons, attribute source, share alike, no commercial
* use without other license)
*/