cs-midi-docs/docs/examples/03-interfaces/05-dual-midi.md

Dual MIDI (BLE + USB)

Multiple MIDI interfaces with pipe routing. Elements send to both transports simultaneously.

#include "pico/stdlib.h"
#include "pico/cyw43_arch.h"
#include "tusb.h"
#include <cs_midi.h>

using namespace cs;

BluetoothMIDI_Interface ble;
USBMIDI_Interface usb;

MIDI_PipeFactory<2> pipes;

NoteButton button {5, {MIDI_Notes::C[4], Channel_1}};
CCRotaryEncoder enc {{0, 2}, {16, Channel_1}, 1, 4};

int main() {
    stdio_init_all();
    if (cyw43_arch_init()) return 1;
    tusb_init();

    Control_Surface >> pipes >> ble;
    Control_Surface >> pipes >> usb;

    Control_Surface.begin();
    while (true) {
        Control_Surface.loop();
    }
}