/* MicroMDAEPiano MicroMDAEPiano is a port of the MDA-EPiano sound engine (https://sourceforge.net/projects/mda-vst/) for the Teensy-3.5/3.6 with audio shield. (c)2019-2020 H. Wirtz This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ // Idea from: https://playground.arduino.cc/Code/EEPROMWriteAnything/ #include #include // for type definitions uint32_t crc32(uint8_t* calc_start, uint16_t calc_bytes); template int EEPROM_writeAnything(int ee, const T& value) { uint8_t* p = (uint8_t*)(const void*)&value; uint16_t i; uint32_t checksum = crc32(p + 4, sizeof(value) - 4); *p = checksum; for (i = 0; i < sizeof(value); i++) EEPROM.update(ee++, *p++); return i; } template int EEPROM_readAnything(int ee, T& value) { uint8_t* p = (uint8_t*)(void*)&value; unsigned int i; for (i = 0; i < sizeof(value); i++) *p++ = EEPROM.read(ee++); return i; }