diff --git a/tasmota/Arduino.h b/tasmota/Arduino.h
index a4ef77535..2dd8b22e2 100644
--- a/tasmota/Arduino.h
+++ b/tasmota/Arduino.h
@@ -16,7 +16,6 @@
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  */
-
 #ifdef ESP8266
 
 #ifndef Arduino_h
@@ -301,4 +300,194 @@ inline void configTzTime(const char* tz, const char* server1,
 #include "umm_malloc/umm_malloc_cfg.h"
 #endif
 
+#else
+
+/*
+ Arduino.h - Main include file for the Arduino SDK
+ Copyright (c) 2005-2013 Arduino Team.  All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef Arduino_h
+#define Arduino_h
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <inttypes.h>
+
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "freertos/semphr.h"
+#include "esp32-hal.h"
+#include "esp8266-compat.h"
+#include "soc/gpio_reg.h"
+
+#include "stdlib_noniso.h"
+#include "binary.h"
+
+#define PI 3.1415926535897932384626433832795
+#define HALF_PI 1.5707963267948966192313216916398
+#define TWO_PI 6.283185307179586476925286766559
+#define DEG_TO_RAD 0.017453292519943295769236907684886
+#define RAD_TO_DEG 57.295779513082320876798154814105
+#define EULER 2.718281828459045235360287471352
+
+#define SERIAL  0x0
+#define DISPLAY 0x1
+
+#define LSBFIRST 0
+#define MSBFIRST 1
+
+//Interrupt Modes
+#define RISING    0x01
+#define FALLING   0x02
+#define CHANGE    0x03
+#define ONLOW     0x04
+#define ONHIGH    0x05
+#define ONLOW_WE  0x0C
+#define ONHIGH_WE 0x0D
+
+#define DEFAULT 1
+#define EXTERNAL 0
+
+#ifndef __STRINGIFY
+#define __STRINGIFY(a) #a
+#endif
+
+#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt)))
+#define radians(deg) ((deg)*DEG_TO_RAD)
+#define degrees(rad) ((rad)*RAD_TO_DEG)
+#define sq(x) ((x)*(x))
+
+#define sei()
+#define cli()
+#define interrupts() sei()
+#define noInterrupts() cli()
+
+#define clockCyclesPerMicrosecond() ( F_CPU / 1000000L )
+#define clockCyclesToMicroseconds(a) ( (a) / clockCyclesPerMicrosecond() )
+#define microsecondsToClockCycles(a) ( (a) * clockCyclesPerMicrosecond() )
+
+#define lowByte(w) ((uint8_t) ((w) & 0xff))
+#define highByte(w) ((uint8_t) ((w) >> 8))
+
+#define bitRead(value, bit) (((value) >> (bit)) & 0x01)
+#define bitSet(value, bit) ((value) |= (1UL << (bit)))
+#define bitClear(value, bit) ((value) &= ~(1UL << (bit)))
+#define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit))
+
+// avr-libc defines _NOP() since 1.6.2
+#ifndef _NOP
+#define _NOP() do { __asm__ volatile ("nop"); } while (0)
+#endif
+
+#define bit(b) (1UL << (b))
+#define _BV(b) (1UL << (b))
+
+#define digitalPinToPort(pin)       (((pin)>31)?1:0)
+#define digitalPinToBitMask(pin)    (1UL << (((pin)>31)?((pin)-32):(pin)))
+#define digitalPinToTimer(pin)      (0)
+#define analogInPinToBit(P)         (P)
+#define portOutputRegister(port)    ((volatile uint32_t*)((port)?GPIO_OUT1_REG:GPIO_OUT_REG))
+#define portInputRegister(port)     ((volatile uint32_t*)((port)?GPIO_IN1_REG:GPIO_IN_REG))
+#define portModeRegister(port)      ((volatile uint32_t*)((port)?GPIO_ENABLE1_REG:GPIO_ENABLE_REG))
+
+#define NOT_A_PIN -1
+#define NOT_A_PORT -1
+#define NOT_AN_INTERRUPT -1
+#define NOT_ON_TIMER 0
+
+typedef bool boolean;
+typedef uint8_t byte;
+typedef unsigned int word;
+
+void setup(void);
+void loop(void);
+
+long random(long, long);
+void randomSeed(unsigned long);
+long map(long, long, long, long, long);
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void init(void);
+void initVariant(void);
+void initArduino(void);
+
+unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout);
+unsigned long pulseInLong(uint8_t pin, uint8_t state, unsigned long timeout);
+
+uint8_t shiftIn(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder);
+void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val);
+
+#ifdef __cplusplus
+}
+
+#include <algorithm>
+#include <cmath>
+
+#include "WCharacter.h"
+#include "WString.h"
+#include "Stream.h"
+#include "Printable.h"
+#include "Print.h"
+#include "IPAddress.h"
+#include "Client.h"
+#include "Server.h"
+#include "Udp.h"
+#include "HardwareSerial.h"
+#include "Esp.h"
+
+using std::abs;
+using std::isinf;
+using std::isnan;
+using std::max;
+using std::min;
+using ::round;
+
+uint16_t makeWord(uint16_t w);
+uint16_t makeWord(byte h, byte l);
+
+#define word(...) makeWord(__VA_ARGS__)
+
+unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout = 1000000L);
+unsigned long pulseInLong(uint8_t pin, uint8_t state, unsigned long timeout = 1000000L);
+
+extern "C" bool getLocalTime(struct tm * info, uint32_t ms = 5000);
+extern "C" void configTime(long gmtOffset_sec, int daylightOffset_sec,
+        const char* server1, const char* server2 = nullptr, const char* server3 = nullptr);
+extern "C" void configTzTime(const char* tz,
+        const char* server1, const char* server2 = nullptr, const char* server3 = nullptr);
+
+// WMath prototypes
+long random(long);
+#endif /* __cplusplus */
+
+#define _min(a,b) ((a)<(b)?(a):(b))
+#define _max(a,b) ((a)>(b)?(a):(b))
+
+#include "pins_arduino.h"
+
+#endif /* _ESP32_CORE_ARDUINO_H_ */
+
 #endif