diff --git a/cores/arduino/util/delay.h b/cores/arduino/util/delay.h
new file mode 100644
index 0000000..c9ccd0d
--- /dev/null
+++ b/cores/arduino/util/delay.h
@@ -0,0 +1,6 @@
+#ifndef __DELAY_H_
+#define __DELAY_H_
+
+
+
+#endif // __DELAY_H_