diff --git a/libraries/ESP32/examples/ResetReason/ResetReason.ino b/libraries/ESP32/examples/ResetReason/ResetReason.ino
new file mode 100644
index 00000000..2a69a939
--- /dev/null
+++ b/libraries/ESP32/examples/ResetReason/ResetReason.ino
@@ -0,0 +1,47 @@
+/* Print last reset reason of ESP32
+*  by Evandro Luis Copercini - 2017
+*  Public Domain License.
+*/
+
+#include <rom/rtc.h>
+
+void print_reset_reason(RESET_REASON reason)
+{
+  switch ( reason)
+  {
+    case 1 : Serial.println ("POWERON_RESET");break;          /**<1,  Vbat power on reset*/
+    case 3 : Serial.println ("SW_RESET");break;               /**<3,  Software reset digital core*/
+    case 4 : Serial.println ("OWDT_RESET");break;             /**<4,  Legacy watch dog reset digital core*/
+    case 5 : Serial.println ("DEEPSLEEP_RESET");break;        /**<5,  Deep Sleep reset digital core*/
+    case 6 : Serial.println ("SDIO_RESET");break;             /**<6,  Reset by SLC module, reset digital core*/
+    case 7 : Serial.println ("TG0WDT_SYS_RESET");break;       /**<7,  Timer Group0 Watch dog reset digital core*/
+    case 8 : Serial.println ("TG1WDT_SYS_RESET");break;       /**<8,  Timer Group1 Watch dog reset digital core*/
+    case 9 : Serial.println ("RTCWDT_SYS_RESET");break;       /**<9,  RTC Watch dog Reset digital core*/
+    case 10 : Serial.println ("INTRUSION_RESET");break;       /**<10, Instrusion tested to reset CPU*/
+    case 11 : Serial.println ("TGWDT_CPU_RESET");break;       /**<11, Time Group reset CPU*/
+    case 12 : Serial.println ("SW_CPU_RESET");break;          /**<12, Software reset CPU*/
+    case 13 : Serial.println ("RTCWDT_CPU_RESET");break;      /**<13, RTC Watch dog Reset CPU*/
+    case 14 : Serial.println ("EXT_CPU_RESET");break;         /**<14, for APP CPU, reseted by PRO CPU*/
+    case 15 : Serial.println ("RTCWDT_BROWN_OUT_RESET");break;/**<15, Reset when the vdd voltage is not stable*/
+    case 16 : Serial.println ("RTCWDT_RTC_RESET");break;      /**<16, RTC Watch dog reset digital core and rtc module*/
+    default : Serial.println ("NO_MEAN");
+  }
+}
+
+void setup() {
+  // put your setup code here, to run once:
+  Serial.begin(115200);
+  delay(2000);
+
+  Serial.println("CPU0 reset reason: ");
+  print_reset_reason(rtc_get_reset_reason(0));
+
+  Serial.println("CPU1 reset reason: ");
+  print_reset_reason(rtc_get_reset_reason(1));
+
+}
+
+void loop() {
+  // put your main code here, to run repeatedly:
+
+}
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