28 lines
		
	
	
		
			913 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			28 lines
		
	
	
		
			913 B
		
	
	
	
		
			C++
		
	
	
	
| #include <MIDI.h>
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| #include "altPinSerialMIDI.h"
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| 
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| // Simple tutorial on how to receive and send MIDI messages.
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| // Here, when receiving any message on channel 4, the Arduino
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| // will blink a led and play back a note for 1 second.
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| 
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| AltSerialMIDI<HardwareSerial> serialMIDI(Serial1, 18, 19);
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| MIDI_NAMESPACE::MidiInterface<AltSerialMIDI<HardwareSerial>> MIDI((AltSerialMIDI<HardwareSerial>&)serialMIDI);
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| 
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| void setup()
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| {
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|     pinMode(LED_BUILTIN, OUTPUT);
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|     MIDI.begin(4);                      // Launch MIDI and listen to channel 4
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| }
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| 
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| void loop()
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| {
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|     if (MIDI.read())                    // If we have received a message
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|     {
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|         digitalWrite(LED_BUILTIN, HIGH);
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|         MIDI.sendNoteOn(42, 127, 1);    // Send a Note (pitch 42, velo 127 on channel 1)
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|         delay(1000);		            // Wait for a second
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|         MIDI.sendNoteOff(42, 0, 1);     // Stop the note
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|         digitalWrite(LED_BUILTIN, LOW);
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|     }
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| }
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