Example program for USBHostMIDI http://mbed.org/users/kshoji/code/USBHostMIDI/
Dependencies: USBHostMIDI mbed
USB MIDI event handling examples for this library.
http://mbed.org/users/kshoji/code/USBHostMIDI/
Diff: main.cpp
- Revision:
- 0:78ea62ee7eab
- Child:
- 1:01305cc0e2a2
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Thu Dec 05 09:45:08 2013 +0000 @@ -0,0 +1,55 @@ +#include "mbed.h" +#include "USBHostMIDI.h" + +void noteOn(unsigned char channel, unsigned char note, unsigned char velocity) { + printf("note on channel: %d, note: %d, velocity: %d\r\n", channel, note, velocity); +} + +void noteOff(unsigned char channel, unsigned char note, unsigned char velocity) { + printf("note off channel: %d, note: %d, velocity: %d\r\n", channel, note, velocity); +} + +void controlChange(unsigned char channel, unsigned char key, unsigned char value) { + printf("control change channel: %d, key: %d, value: %d\r\n", channel, key, value); +} + +void programChange(unsigned char channel, unsigned char program) { + printf("progaram change channel: %d, program: %d\r\n", channel, program); +} + +void pitchBend(unsigned char channel, unsigned int value) { + printf("pitch bend channel: %d, value: %d\r\n", channel, value); +} + +void midi_task(void const*) { + USBHostMIDI midi; + + // attach midi event callbacks + midi.attachNoteOn(noteOn); + midi.attachNoteOff(noteOff); + midi.attachControlChange(controlChange); + midi.attachProgramChange(programChange); + midi.attachPitchBend(pitchBend); + + while(1) { + // try to connect a midi device + while(!midi.connect()) + Thread::wait(500); + + // if the device is disconnected, we try to connect it again + while (1) { + // if device disconnected, try to connect it again + if (!midi.connected()) + break; + + Thread::wait(50); + } + } +} + +int main() { + Thread midiTask(midi_task, NULL, osPriorityNormal, 256 * 4); + while(1) { + Thread::wait(500); + } +} \ No newline at end of file