diff --git a/README.md b/README.md
index ff4992e..ecc62c4 100644
--- a/README.md
+++ b/README.md
@@ -3,5 +3,7 @@ MIDI over Bluetooth Low Energy (BLE-MIDI) 1.0 for Arduino
 
 Call interface similar to [FortySevenEffects/MIDI](https://github.com/FortySevenEffects/arduino_midi_library) and [lathoub/AppleMIDI](https://github.com/lathoub/Arduino-AppleMIDI-Library)
 
+Inspired by Pedalino https://github.com/alf45tar/Pedalino by alf45tar
+
 # Supported devices
 ESP32
diff --git a/src/Ble_esp32.h b/src/Ble_esp32.h
index 9db221f..313281d 100644
--- a/src/Ble_esp32.h
+++ b/src/Ble_esp32.h
@@ -4,6 +4,7 @@
 #include <BLEDevice.h>
 #include <BLEUtils.h>
 #include <BLEServer.h>
+#include <BLE2902.h>
 
 #include "utility/AbstractMidiInterface.h"
 using namespace Midi;
@@ -202,6 +203,9 @@ bool BleMidiInterface::begin(const char* deviceName)
                                                      BLECharacteristic::PROPERTY_NOTIFY |
                                                      BLECharacteristic::PROPERTY_WRITE_NR
                                                      );
+    // Add CCCD 0x2902 to allow notify
+    _characteristic->addDescriptor(new BLE2902());
+
     _characteristic->setCallbacks(new MyCharacteristicCallbacks(this));
     // Start the service
     service->start();
diff --git a/src/utility/AbstractMidiInterface.h b/src/utility/AbstractMidiInterface.h
index 26a0071..3b41bf7 100644
--- a/src/utility/AbstractMidiInterface.h
+++ b/src/utility/AbstractMidiInterface.h
@@ -277,11 +277,11 @@ namespace Midi {
     public:
         // sending
         void sendNoteOn(DataByte note, DataByte velocity, Channel channel) {
-            sendChannelMessage(MidiType::NoteOn, channel, note, velocity);
+            sendChannelMessage(MidiType::NoteOn, note, velocity, channel);
         }
         
         void sendNoteOff(DataByte note, DataByte velocity, Channel channel) {
-            sendChannelMessage(MidiType::NoteOff, channel, note, velocity);
+            sendChannelMessage(MidiType::NoteOff, note, velocity, channel);
         }
         
         void sendProgramChange(DataByte number, Channel channel) {