arduino_midi_library/examples/ErrorCallback/ErrorCallback.ino

37 lines
723 B
C++

#include <MIDI.h>
// Simple tutorial on how to receive and send MIDI messages.
// Here, when receiving any message on channel 4, the Arduino
// will blink a led and play back a note for 1 second.
MIDI_CREATE_DEFAULT_INSTANCE();
USING_NAMESPACE_MIDI
void handleError(int8_t err)
{
if (bitRead(err, ErrorActiveSensingTimeout))
Serial.println("ActiveSensing Timeout");
else
Serial.println("ActiveSensing OK");
digitalWrite(LED_BUILTIN, (err == 0)? LOW : HIGH);
}
void setup()
{
Serial.begin(115200);
while (!Serial) {}
Serial.println("booting");
pinMode(LED_BUILTIN, OUTPUT);
digitalWrite(LED_BUILTIN, LOW);
MIDI.setHandleError(handleError);
MIDI.begin(1);
}
void loop()
{
MIDI.read();
}