Naming the MIDI device

.vscode/settings.json

@@ -0,0 +1,5 @@
+{
+    "files.associations": {
+        "usb_names.h": "c"
+    }
+}

src/main.cpp

@@ -1,8 +1,5 @@
 #include <Arduino.h>
 
-#define MIDI_NAME {'P', 'i', 'n', 'g', 'b', 'o', 'a', 'r', 'd'}
-#define MIDI_NAME_LEN 9
-
 #define KEY_GROUP_NUM 9
 #define KEY_PINS 6
 #define NUMBER_OF_KEYS 49

src/name.c

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+// To give your USB MIDI device a unique name, this code must be placed into a .c file (its own tab).  It can not be in a .cpp file or your main sketch (the .ino file).
+#include "usb_names.h"
+
+// Edit these lines to create your own name.  The length must match the number of characters in your custom name.
+#define MIDI_NAME {'P', 'i', 'n', 'g', 'b', 'o', 'a', 'r', 'd'}
+#define MIDI_NAME_LEN 9
+
+// Do not change this part.  This exact format is required by USB.
+struct usb_string_descriptor_struct usb_string_product_name = {
+    2 + MIDI_NAME_LEN * 2,
+    3,
+    MIDI_NAME
+};