Added checking for midi channel when midi learning is activated.

MicroDexed.ino

@@ -908,17 +908,24 @@ void handleNoteOn(byte inChannel, byte inNumber, byte inVelocity) {
   // check for MIDI learn mode
   if (midi_learn_var != NULL) {
     *midi_learn_var = inNumber;
-    if (LCDML.FUNC_getID() == LCDML.OTHER_getIDFromFunction(UI_func_drum_midi_note))
+    if (LCDML.FUNC_getID() == LCDML.OTHER_getIDFromFunction(UI_func_drum_midi_note) && inChannel == configuration.drums.drum_midi_channel)
       LCDML.OTHER_jumpToFunc(UI_func_drum_midi_note);
-    else if (LCDML.FUNC_getID() == LCDML.OTHER_getIDFromFunction(UI_func_lowest_note)) {
+    else {
+      for (uint8_t instance_id = 0; instance_id < NUM_DEXED; instance_id++) {
+        if (inChannel == configuration.dexed[selected_instance_id].midi_channel) {
+          if (LCDML.FUNC_getID() == LCDML.OTHER_getIDFromFunction(UI_func_lowest_note)) {
             if (inNumber > configuration.dexed[selected_instance_id].highest_note)
               configuration.dexed[selected_instance_id].highest_note = inNumber;
             LCDML.OTHER_jumpToFunc(UI_func_lowest_note);
-    } else if (LCDML.FUNC_getID() == LCDML.OTHER_getIDFromFunction(UI_func_highest_note))
+          } else if (LCDML.FUNC_getID() == LCDML.OTHER_getIDFromFunction(UI_func_highest_note)) {
             if (inNumber < configuration.dexed[selected_instance_id].lowest_note)
               configuration.dexed[selected_instance_id].lowest_note = inNumber;
             LCDML.OTHER_jumpToFunc(UI_func_highest_note);
           }
+        }
+      }
+    }
+  }
 
   // Check for MicroDexed
   for (uint8_t instance_id = 0; instance_id < NUM_DEXED; instance_id++) {
@@ -1006,9 +1013,9 @@ void handleNoteOn(byte inChannel, byte inNumber, byte inVelocity) {
   }
 #endif
 
-  //
-  // E-Piano
-  //
+//
+// E-Piano
+//
 #if defined(USE_EPIANO)
   if (configuration.epiano.midi_channel == MIDI_CHANNEL_OMNI || configuration.epiano.midi_channel == inChannel) {
     if (inNumber >= configuration.epiano.lowest_note && inNumber <= configuration.epiano.highest_note) {