Fix MIDI example (add call to flush).

1 files changed, 1 insertions, 0 deletions

diff --git a/README.md b/README.md
index 99d82c9..309899a 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,7 @@ A simple example that echoes MIDI messages back to the PC:
             MIDIEvent e;
             e = MIDIUSB.read();
             MIDIUSB.write(e);
+            MIDIUSB.flush();
             // Example messages:
             // Note on, channel 0, middle C (48), normal velocity (64):
             // e = {0x09, 0x90, 48, 64}