add play/pause/stop

mrichana · Jan 15, 2022 · a7bc119 · a7bc119
1 parent 3f7bf78
commit a7bc119
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Showing 2 changed files with 45 additions and 2 deletions.
diff --git a/src/utility/Midi.cpp b/src/utility/Midi.cpp
@@ -253,6 +253,45 @@ void Midi::receivePacket(uint8_t *data, uint8_t size)
     }
 }
 
+void Midi::play(void)
+{
+    uint8_t midiMessage[] = {
+        0xF0,	//sysex
+        0x7F, 	//
+        0x7F, 	//all devices
+        0x06, 	//MIDI Machine Control Command
+	0x02,	//play
+	0xF7	//end of sysex
+    };
+    sendMessage(midiMessage, sizeof(midiMessage));
+}
+
+void Midi::pause(void)
+{
+    uint8_t midiMessage[] = {
+        0xF0,	//sysex
+        0x7F, 	//
+        0x7F, 	//all devices
+        0x06, 	//MIDI Machine Control Command
+	0x09,	//pause
+	0xF7	//end of sysex
+    };
+    sendMessage(midiMessage, sizeof(midiMessage));
+}
+
+void Midi::stop(void)
+{
+    uint8_t midiMessage[] = {
+        0xF0,	//sysex
+        0x7F, 	//
+        0x7F, 	//all devices
+        0x06, 	//MIDI Machine Control Command
+	0x01,	//stop
+	0xF7	//end of sysex
+    };
+    sendMessage(midiMessage, sizeof(midiMessage));
+}
+
 void Midi::sendMessage(uint8_t *message, uint8_t messageSize)
 {
     uint8_t packet[messageSize+2];
@@ -319,4 +358,4 @@ void Midi::enableDebugging(Stream& debugStream) {
 void Midi::disableDebugging()
 {
     debug.disable();
-}
+}
diff --git a/src/utility/Midi.h b/src/utility/Midi.h
@@ -26,6 +26,10 @@ class Midi {
      * @param range Range of the pitch bend in semitones (default value is 4, which is -2 to +2 semitones)
      * */
     void pitchBend(uint8_t channel, float semitones, float range = 4);
+
+    void play(void);
+    void pause(void);
+    void stop(void);
 
     void setNoteOnCallback(void (*callback)(uint8_t channel, uint8_t note, uint8_t velocity, uint16_t timestamp));
     void setNoteOffCallback(void (*callback)(uint8_t channel, uint8_t note, uint8_t velocity, uint16_t timestamp));
@@ -59,4 +63,4 @@ class Midi {
 
 };
 
-#endif
+#endif