Fixing volume menu.

Fixing storing sound number to EEPROM after loading.
Fixing loading stored sound number at startup.

MicroMDAEPiano.ino

@@ -512,13 +512,16 @@ void initial_values_from_eeprom(void)
   }
   else
   {
-    EEPROM_readAnything(EEPROM_CONFIGURATIONS + sizeof(config_t) * (sound - 1), configuration);
+    sound = EEPROM.read(EEPROM_SOUND);
     master_volume = EEPROM.read(EEPROM_MASTER_VOLUME);
+    EEPROM_readAnything(EEPROM_CONFIGURATIONS + sizeof(config_t) * (sound - 1), configuration);
     Serial.print(F(" - OK, loading"));
   }
 #ifdef DEBUG
   Serial.print(F(" - Master volume: "));
-  Serial.println(master_volume, DEC);
+  Serial.print(master_volume, DEC);
+  Serial.print(F(" - Sound: "));
+  Serial.println(sound, DEC);
   Serial.print(F("Max configs in EEPROM: "));
   Serial.println(MAX_SOUNDS);
   show_sound();

UI.hpp

@@ -1,5 +1,25 @@
 /*
-    LiquidMenuTest
+   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 H. Wirtz <wirtz@parasitstudio.de>
+
+   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
+
 */
 
 /* Don't forget to change in MAX_FUNCTIONS to 24 in ../libraries/LiquidMenu/src/LiquidMenu_config.h
@@ -8,7 +28,7 @@
   const uint8_t MAX_VARIABLES = 5; ///< @note Default: 5
 
   /// Configures the number of available functions per line.
-  const uint8_t MAX_FUNCTIONS = 42; ///< @note Default: 8
+  const uint8_t MAX_FUNCTIONS = 39; ///< @note Default: 8
 
   /// Configures the number of available lines per screen.
   const uint8_t MAX_LINES = 19; ///< @note Default: 12
@@ -17,7 +37,7 @@
   const uint8_t MAX_SCREENS = 14; ///< @note Default: 14
 
   /// Configures the number of available menus per menus system.
-  const uint8_t MAX_MENUS = 41; ///< @note Default: 8
+  const uint8_t MAX_MENUS = 42; ///< @note Default: 8
 
 */
 
@@ -1716,6 +1736,7 @@ void load_sound(void)
   Serial.print(F("Load sound "));
   Serial.println(sound);
 #endif
+  EEPROM.write(EEPROM_SOUND, sound);
   config_from_eeprom();
 }