diff --git a/core/Arduino.h b/core/Arduino.h
index 835d889..5f4eb63 100644
--- a/core/Arduino.h
+++ b/core/Arduino.h
@@ -102,10 +102,6 @@ typedef uint8_t byte;
 #define degrees(rad) ((rad)*RAD_TO_DEG)
 #define sq(x) ((x)*(x)) /* x^2 */
 
-/* define interrupts and noInterrupts */
-#define interrupts()
-#define noInterrupts()
-
 #ifdef F_CPU
 #define clockCyclesPerMicrosecond()  (F_CPU / 1000000L)
 #define clockCyclesToMicroseconds(a) ((a) / clockCyclesPerMicrosecond())
@@ -186,6 +182,7 @@ void noTone(uint8_t _pin);
 
 #include "WCharacter.h"
 #include "WString.h"
+#include "WInterrupts.h"
 #include "HardwareSerial.h"
 #ifdef RTDUINO_USING_USBSERIAL
 #include "USBSerial.h"
diff --git a/core/WInterrupts.h b/core/WInterrupts.h
new file mode 100644
index 0000000..bfda490
--- /dev/null
+++ b/core/WInterrupts.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2021-2022, RTduino Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2023-01-07     Meco Man     first version
+ */
+
+#ifndef WInterrupts_h
+#define WInterrupts_h
+
+#include <rthw.h>
+
+class rtduino_noInterrupts
+{
+    private:
+        rt_base_t rtduino_interrupt_nesting;
+
+    public:
+        rtduino_noInterrupts()
+        {
+            rtduino_interrupt_nesting = rt_hw_interrupt_disable();
+        }
+
+        ~rtduino_noInterrupts()
+        {
+            rt_hw_interrupt_enable(rtduino_interrupt_nesting);
+        }
+};
+
+#define noInterrupts() rtduino_noInterrupts *rtduino_noInterrupts_obj = new rtduino_noInterrupts()
+#define interrupts()   delete rtduino_noInterrupts_obj
+
+#endif /* WInterrupts_h */