#pragma once #include extern FuriHalUsbInterface midi_usb_interface; typedef void (*MidiRxCallback)(void* context); void midi_usb_set_context(void* context); void midi_usb_set_rx_callback(MidiRxCallback callback); size_t midi_usb_rx(uint8_t* buffer, size_t size); size_t midi_usb_tx(uint8_t* buffer, uint8_t size);