diff --git a/Packages_Patches/Seeeduino/hardware/samd/1.8.3/cores/arduino/Arduino.h b/Packages_Patches/Seeeduino/hardware/samd/1.8.3/cores/arduino/Arduino.h
new file mode 100644
index 0000000..ca6ec0d
--- /dev/null
+++ b/Packages_Patches/Seeeduino/hardware/samd/1.8.3/cores/arduino/Arduino.h
@@ -0,0 +1,181 @@
+/*
+  Arduino.h - Main include file for the Arduino SDK
+  Copyright (c) 2014 Arduino LLC.  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 <stdlib.h>
+#include <string.h>
+#include <math.h>
+
+#define CORE_HAS_LIBB64
+
+typedef bool boolean;
+typedef uint8_t byte;
+typedef uint16_t word;
+
+// some libraries and sketches depend on this AVR stuff,
+// assuming Arduino.h or WProgram.h automatically includes it...
+//
+#include "avr/pgmspace.h"
+#include "avr/interrupt.h"
+#include "avr/dtostrf.h"
+#include "avr/io.h"
+
+#include "binary.h"
+#include "itoa.h"
+
+#ifdef __cplusplus
+extern "C"{
+#endif // __cplusplus
+
+// Include Atmel headers
+#include "sam.h"
+
+#include "wiring_constants.h"
+
+#define clockCyclesPerMicrosecond() ( SystemCoreClock / 1000000L )
+#define clockCyclesToMicroseconds(a) ( ((a) * 1000L) / (SystemCoreClock / 1000L) )
+#define microsecondsToClockCycles(a) ( (a) * (SystemCoreClock / 1000000L) )
+
+void yield( void ) ;
+
+/* system functions */
+int main( void );
+void init( void );
+
+/* sketch */
+void setup( void ) ;
+void loop( void ) ;
+
+int __debug_buf(const char* head, char* buf, int len);
+
+#include "WVariant.h"
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+// The following headers are for C++ only compilation
+#ifdef __cplusplus
+  #include "WCharacter.h"
+  #include "WString.h"
+  #include "Tone.h"
+  #include "WMath.h"
+  #include "HardwareSerial.h"
+  #include "pulse.h"
+#endif
+#include "delay.h"
+#ifdef __cplusplus
+  #include "Uart.h"
+#endif
+
+// Include board variant
+#include "variant.h"
+
+#include "wiring.h"
+#include "wiring_digital.h"
+#include "wiring_analog.h"
+#include "wiring_shift.h"
+#include "wiring_pwm.h"
+#include "WInterrupts.h"
+
+// undefine stdlib's abs if encountered
+#ifdef abs
+#undef abs
+#endif // abs
+// undefine stdlib's abs if encountered
+#ifdef abs
+#undef abs
+#endif // abs
+
+#ifdef __cplusplus
+  template<class T, class L> 
+  auto min(const T& a, const L& b) -> decltype((b < a) ? b : a)
+  {
+    return (b < a) ? b : a;
+  }
+
+  template<class T, class L> 
+  auto max(const T& a, const L& b) -> decltype((b < a) ? b : a)
+  {
+    return (a < b) ? b : a;
+  }
+#else
+#ifndef min
+#define min(a,b) \
+   ({ __typeof__ (a) _a = (a); \
+       __typeof__ (b) _b = (b); \
+     _a < _b ? _a : _b; })
+#endif
+#ifndef max
+#define max(a,b) \
+   ({ __typeof__ (a) _a = (a); \
+       __typeof__ (b) _b = (b); \
+     _a > _b ? _a : _b; })
+#endif
+#endif
+
+#define abs(x) ((x)>0?(x):-(x))
+#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt)))
+#define round(x)     ((x)>=0?(long)((x)+0.5):(long)((x)-0.5))
+#define radians(deg) ((deg)*DEG_TO_RAD)
+#define degrees(rad) ((rad)*RAD_TO_DEG)
+#define sq(x) ((x)*(x))
+
+#define interrupts() __enable_irq()
+#define noInterrupts() __disable_irq()
+#ifndef interruptsStatus
+static inline unsigned char __interruptsStatus(void) __attribute__((always_inline, unused));
+static inline unsigned char __interruptsStatus(void)
+{
+  // See http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0497a/CHDBIBGJ.html
+  return (__get_PRIMASK() ? 0 : 1);
+}
+#define interruptsStatus() __interruptsStatus()
+#endif
+
+#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))
+
+#define bit(b) (1UL << (b))
+
+#if (ARDUINO_SAMD_VARIANT_COMPLIANCE >= 10606)
+// Interrupts
+#define digitalPinToInterrupt(P)   ( P )
+#endif
+
+// USB
+#ifdef USE_TINYUSB
+#include "Adafruit_TinyUSB_Core.h"
+#else
+#include "USB/USBDesc.h"
+#include "USB/USBCore.h"
+#include "USB/USBAPI.h"
+#include "USB/USB_host.h"
+#endif
+
+#endif // Arduino_h
diff --git a/Packages_Patches/Seeeduino/hardware/samd/1.8.3/cores/arduino/Print.cpp b/Packages_Patches/Seeeduino/hardware/samd/1.8.3/cores/arduino/Print.cpp
new file mode 100644
index 0000000..09d5864
--- /dev/null
+++ b/Packages_Patches/Seeeduino/hardware/samd/1.8.3/cores/arduino/Print.cpp
@@ -0,0 +1,420 @@
+/*
+  Copyright (c) 2014 Arduino.  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
+*/
+
+#include <stdlib.h>
+
+#include <stdarg.h>
+
+#include <stdio.h>
+#include <string.h>
+#include <math.h>
+
+#include "Arduino.h"
+
+#include "Print.h"
+
+//using namespace arduino;
+
+// Public Methods //////////////////////////////////////////////////////////////
+
+/* default implementation: may be overridden */
+size_t Print::write(const uint8_t *buffer, size_t size)
+{
+  size_t n = 0;
+  while (size--) {
+    if (write(*buffer++)) n++;
+    else break;
+  }
+  return n;
+}
+
+size_t Print::print(const __FlashStringHelper *ifsh)
+{
+  return print(reinterpret_cast<const char *>(ifsh));
+}
+
+size_t Print::print(const String &s)
+{
+  return write(s.c_str(), s.length());
+}
+
+size_t Print::print(const char str[])
+{
+  return write(str);
+}
+
+size_t Print::print(char c)
+{
+  return write(c);
+}
+
+size_t Print::print(unsigned char b, int base)
+{
+  return print((unsigned long) b, base);
+}
+
+size_t Print::print(int n, int base)
+{
+  return print((long) n, base);
+}
+
+size_t Print::print(unsigned int n, int base)
+{
+  return print((unsigned long) n, base);
+}
+
+size_t Print::print(long n, int base)
+{
+  if (base == 0) {
+    return write(n);
+  } else if (base == 10) {
+    if (n < 0) {
+      int t = print('-');
+      n = -n;
+      return printNumber(n, 10) + t;
+    }
+    return printNumber(n, 10);
+  } else {
+    return printNumber(n, base);
+  }
+}
+
+size_t Print::print(unsigned long n, int base)
+{
+  if (base == 0) return write(n);
+  else return printNumber(n, base);
+}
+
+size_t Print::print(long long n, int base)
+{
+  if (base == 0) {
+    return write(n);
+  } else if (base == 10) {
+    if (n < 0) {
+      int t = print('-');
+      n = -n;
+      return printULLNumber(n, 10) + t;
+    }
+    return printULLNumber(n, 10);
+  } else {
+    return printULLNumber(n, base);
+  }
+}
+
+size_t Print::print(unsigned long long n, int base)
+{
+  if (base == 0) return write(n);
+  else return printULLNumber(n, base);
+}
+
+size_t Print::print(double n, int digits)
+{
+  return printFloat(n, digits);
+}
+
+size_t Print::println(const __FlashStringHelper *ifsh)
+{
+  size_t n = print(ifsh);
+  n += println();
+  return n;
+}
+
+size_t Print::print(const Printable& x)
+{
+  return x.printTo(*this);
+}
+
+size_t Print::println(void)
+{
+  return write("\r\n");
+}
+
+size_t Print::println(const String &s)
+{
+  size_t n = print(s);
+  n += println();
+  return n;
+}
+
+size_t Print::println(const char c[])
+{
+  size_t n = print(c);
+  n += println();
+  return n;
+}
+
+size_t Print::println(char c)
+{
+  size_t n = print(c);
+  n += println();
+  return n;
+}
+
+size_t Print::println(unsigned char b, int base)
+{
+  size_t n = print(b, base);
+  n += println();
+  return n;
+}
+
+size_t Print::println(int num, int base)
+{
+  size_t n = print(num, base);
+  n += println();
+  return n;
+}
+
+size_t Print::println(unsigned int num, int base)
+{
+  size_t n = print(num, base);
+  n += println();
+  return n;
+}
+
+size_t Print::println(long num, int base)
+{
+  size_t n = print(num, base);
+  n += println();
+  return n;
+}
+
+size_t Print::println(unsigned long num, int base)
+{
+  size_t n = print(num, base);
+  n += println();
+  return n;
+}
+
+size_t Print::println(long long num, int base)
+{
+  size_t n = print(num, base);
+  n += println();
+  return n;
+}
+
+size_t Print::println(unsigned long long num, int base)
+{
+  size_t n = print(num, base);
+  n += println();
+  return n;
+}
+
+size_t Print::println(double num, int digits)
+{
+  size_t n = print(num, digits);
+  n += println();
+  return n;
+}
+
+size_t Print::println(const Printable& x)
+{
+  size_t n = print(x);
+  n += println();
+  return n;
+}
+
+size_t Print::printf(const char * format, ...)
+{
+  char buf[256];
+  int len;
+
+  va_list ap;
+  va_start(ap, format);
+
+  len = vsnprintf(buf, 256, format, ap);
+  this->write(buf, len);
+
+  va_end(ap);
+  return len;
+}
+
+// Private Methods /////////////////////////////////////////////////////////////
+
+size_t Print::printNumber(unsigned long n, uint8_t base)
+{
+  char buf[8 * sizeof(long) + 1]; // Assumes 8-bit chars plus zero byte.
+  char *str = &buf[sizeof(buf) - 1];
+
+  *str = '\0';
+
+  // prevent crash if called with base == 1
+  if (base < 2) base = 10;
+
+  do {
+    char c = n % base;
+    n /= base;
+
+    *--str = c < 10 ? c + '0' : c + 'A' - 10;
+  } while(n);
+
+  return write(str);
+}
+
+// REFERENCE IMPLEMENTATION FOR ULL
+// size_t Print::printULLNumber(unsigned long long n, uint8_t base)
+// {
+  // // if limited to base 10 and 16 the bufsize can be smaller
+  // char buf[65];
+  // char *str = &buf[64];
+
+  // *str = '\0';
+
+  // // prevent crash if called with base == 1
+  // if (base < 2) base = 10;
+
+    // do {
+      // unsigned long long t = n / base;
+      // char c = n - t * base;  // faster than c = n%base;
+      // n = t;
+      // *--str = c < 10 ? c + '0' : c + 'A' - 10;
+  // } while(n);
+
+  // return write(str);
+// }
+
+// FAST IMPLEMENTATION FOR ULL
+size_t Print::printULLNumber(unsigned long long n64, uint8_t base)
+{
+  // if limited to base 10 and 16 the bufsize can be 20
+  char buf[64];
+  uint8_t i = 0;
+  uint8_t innerLoops = 0;
+
+  // prevent crash if called with base == 1
+  if (base < 2) base = 10;
+
+  // process chunks that fit in "16 bit math".
+  uint16_t top = 0xFFFF / base;
+  uint16_t th16 = 1;
+  while (th16 < top)
+  {
+    th16 *= base;
+    innerLoops++;
+  }
+
+  while (n64 > th16)
+  {
+    // 64 bit math part
+    uint64_t q = n64 / th16;
+    uint16_t r = n64 - q*th16;
+    n64 = q;
+
+    // 16 bit math loop to do remainder. (note buffer is filled reverse)
+    for (uint8_t j=0; j < innerLoops; j++)
+    {
+      uint16_t qq = r/base;
+      buf[i++] = r - qq*base;
+      r = qq;
+    }
+  }
+
+  uint16_t n16 = n64;
+  while (n16 > 0)
+  {
+    uint16_t qq = n16/base;
+    buf[i++] = n16 - qq*base;
+    n16 = qq;
+  }
+
+  size_t bytes = i;
+  for (; i > 0; i--)
+    write((char) (buf[i - 1] < 10 ?
+    '0' + buf[i - 1] :
+    'A' + buf[i - 1] - 10));
+
+  return bytes;
+}
+
+size_t Print::printFloat(double number, int digits)
+{
+  if (digits < 0)
+    digits = 2;
+
+  size_t n = 0;
+
+  if (isnan(number)) return print("nan");
+  if (isinf(number)) return print("inf");
+  if (number > 4294967040.0) return print ("ovf");  // constant determined empirically
+  if (number <-4294967040.0) return print ("ovf");  // constant determined empirically
+
+  // Handle negative numbers
+  if (number < 0.0)
+  {
+     n += print('-');
+     number = -number;
+  }
+
+  // Round correctly so that print(1.999, 2) prints as "2.00"
+  double rounding = 0.5;
+  for (uint8_t i=0; i<digits; ++i)
+    rounding /= 10.0;
+
+  number += rounding;
+
+  // Extract the integer part of the number and print it
+  unsigned long int_part = (unsigned long)number;
+  double remainder = number - (double)int_part;
+  n += print(int_part);
+
+  // Print the decimal point, but only if there are digits beyond
+  if (digits > 0) {
+    n += print(".");
+  }
+
+  // Extract digits from the remainder one at a time
+  while (digits-- > 0)
+  {
+    remainder *= 10.0;
+    unsigned int toPrint = (unsigned int)remainder;
+    n += print(toPrint);
+    remainder -= toPrint;
+  }
+
+  return n;
+}
+
+size_t Print::printBuffer(uint8_t const buffer[], int len, char delim, int byteline)
+{
+  if (buffer == NULL || len == 0) return 0;
+
+  for(int i=0; i<len; i++)
+  {
+    if ( i != 0 ) print(delim);
+    if ( byteline && (i%byteline == 0) ) println();
+
+    this->printf("%02X", buffer[i]);
+  }
+
+  return (len*3 - 1);
+}
+
+size_t Print::printBufferReverse(uint8_t const buffer[], int len, char delim, int byteline)
+{
+  if (buffer == NULL || len == 0) return 0;
+
+  for(int i=0; i<len; i++)
+  {
+    if (i != 0) print(delim);
+    if ( byteline && (i%byteline == 0) ) println();
+
+    this->printf("%02X", buffer[len-1-i]);
+  }
+
+  return (len*3 - 1);
+}
+
diff --git a/Packages_Patches/Seeeduino/hardware/samd/1.8.3/cores/arduino/Print.h b/Packages_Patches/Seeeduino/hardware/samd/1.8.3/cores/arduino/Print.h
new file mode 100644
index 0000000..48353c4
--- /dev/null
+++ b/Packages_Patches/Seeeduino/hardware/samd/1.8.3/cores/arduino/Print.h
@@ -0,0 +1,108 @@
+/*
+  Copyright (c) 2016 Arduino LLC.  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
+*/
+
+#pragma once
+
+#include <inttypes.h>
+#include <stdio.h> // for size_t
+#include <stdarg.h> // for printf
+
+#include "WString.h"
+#include "Printable.h"
+
+#define DEC 10
+#define HEX 16
+#define OCT 8
+#define BIN 2
+
+class Print
+{
+  private:
+    int write_error;
+    size_t printNumber(unsigned long, uint8_t);
+    size_t printULLNumber(unsigned long long, uint8_t);
+    size_t printFloat(double, int);
+  protected:
+    void setWriteError(int err = 1) { write_error = err; }
+  public:
+    Print() : write_error(0) {}
+
+    int getWriteError() { return write_error; }
+    void clearWriteError() { setWriteError(0); }
+
+    virtual size_t write(uint8_t) = 0;
+    size_t write(const char *str) {
+      if (str == NULL) return 0;
+      return write((const uint8_t *)str, strlen(str));
+    }
+    virtual size_t write(const uint8_t *buffer, size_t size);
+    size_t write(const char *buffer, size_t size) {
+      return write((const uint8_t *)buffer, size);
+    }
+
+    // default to zero, meaning "a single write may block"
+    // should be overridden by subclasses with buffering
+    virtual int availableForWrite() { return 0; }
+
+    size_t print(const __FlashStringHelper *);
+    size_t print(const String &);
+    size_t print(const char[]);
+    size_t print(char);
+    size_t print(unsigned char, int = DEC);
+    size_t print(int, int = DEC);
+    size_t print(unsigned int, int = DEC);
+    size_t print(long, int = DEC);
+    size_t print(unsigned long, int = DEC);
+    size_t print(long long, int = DEC);
+    size_t print(unsigned long long, int = DEC);
+    size_t print(double, int = 2);
+    size_t print(const Printable&);
+
+    size_t println(const __FlashStringHelper *);
+    size_t println(const String &s);
+    size_t println(const char[]);
+    size_t println(char);
+    size_t println(unsigned char, int = DEC);
+    size_t println(int, int = DEC);
+    size_t println(unsigned int, int = DEC);
+    size_t println(long, int = DEC);
+    size_t println(unsigned long, int = DEC);
+    size_t println(long long, int = DEC);
+    size_t println(unsigned long long, int = DEC);
+    size_t println(double, int = 2);
+    size_t println(const Printable&);
+    size_t println(void);
+    
+    size_t printf(const char * format, ...);
+    
+    size_t printBuffer(uint8_t const buffer[], int len, char delim=' ', int byteline = 0);
+    size_t printBuffer(char const buffer[], int size, char delim=' ', int byteline = 0)
+    {
+      return printBuffer((uint8_t const*) buffer, size, delim, byteline);
+    }
+
+    size_t printBufferReverse(uint8_t const buffer[], int len, char delim=' ', int byteline = 0);
+    size_t printBufferReverse(char const buffer[], int size, char delim=' ', int byteline = 0)
+    {
+      return printBufferReverse((uint8_t const*) buffer, size, delim, byteline);
+    }
+
+    virtual void flush() { /* Empty implementation for backward compatibility */ }
+};
+
+
diff --git a/Packages_Patches/Seeeduino/hardware/samd/1.8.3/platform.txt b/Packages_Patches/Seeeduino/hardware/samd/1.8.3/platform.txt
new file mode 100644
index 0000000..fa6d347
--- /dev/null
+++ b/Packages_Patches/Seeeduino/hardware/samd/1.8.3/platform.txt
@@ -0,0 +1,204 @@
+# Copyright (c) 2014-2015 Arduino LLC.  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
+
+# Arduino SAMD Core and platform.
+#
+# For more info:
+# https://github.com/arduino/Arduino/wiki/Arduino-IDE-1.5---3rd-party-Hardware-specification
+
+name=Seeed SAMD (32-bits ARM Cortex-M0+ and Cortex-M4) Boards
+version=1.8.3
+
+# Compile variables
+# -----------------
+
+compiler.warning_flags=-w
+compiler.warning_flags.none=-w
+compiler.warning_flags.default=
+compiler.warning_flags.more=-Wall -Wno-expansion-to-defined
+compiler.warning_flags.all=-Wall -Wextra -Wno-expansion-to-defined
+
+compiler.path={runtime.tools.arm-none-eabi-gcc-7-2017q4.path}/bin/
+compiler.c.cmd=arm-none-eabi-gcc
+compiler.c.flags=-mcpu={build.mcu} -mthumb -c -g -Os {compiler.warning_flags} -std=gnu11 -ffunction-sections -fdata-sections -nostdlib --param max-inline-insns-single=500 -MMD -D__SKETCH_NAME__="""{build.project_name}"""
+compiler.c.elf.cmd=arm-none-eabi-g++
+compiler.c.elf.flags=-Os -Wl,--gc-sections -save-temps
+compiler.S.cmd=arm-none-eabi-gcc
+compiler.S.flags=-c -g -x assembler-with-cpp -MMD
+compiler.cpp.cmd=arm-none-eabi-g++
+compiler.cpp.flags=-mcpu={build.mcu} -mthumb -c -g -Os {compiler.warning_flags} -std=gnu++14 -ffunction-sections -fdata-sections -fno-threadsafe-statics -nostdlib --param max-inline-insns-single=500 -fno-rtti -fno-exceptions -MMD -D__SKETCH_NAME__="""{build.project_name}"""
+compiler.ar.cmd=arm-none-eabi-ar
+compiler.ar.flags=rcs
+compiler.objcopy.cmd=arm-none-eabi-objcopy
+compiler.objcopy.eep.flags=-O ihex -j .eeprom --set-section-flags=.eeprom=alloc,load --no-change-warnings --change-section-lma .eeprom=0
+compiler.elf2hex.bin.flags=-O binary
+compiler.elf2hex.hex.flags=-O ihex -R .eeprom
+compiler.elf2hex.cmd=arm-none-eabi-objcopy
+compiler.ldflags=-mcpu={build.mcu} -mthumb -Wl,--cref -Wl,--check-sections -Wl,--gc-sections -Wl,--unresolved-symbols=report-all -Wl,--warn-common -Wl,--warn-section-align -u _printf_float -u _scanf_float -Wl,--wrap,_write -u __wrap__write
+compiler.size.cmd=arm-none-eabi-size
+compiler.define=-DARDUINO=
+compiler.readelf.cmd=arm-none-eabi-readelf
+
+# this can be overriden in boards.txt
+build.extra_flags=
+build.project_flags=
+build.cache_flags=
+build.flags.optimize=
+build.flags.maxspi=
+build.flags.maxqspi=
+build.flags.usbstack=
+build.flags.debug=
+build.flags.role=
+build.flags.txrxled=
+
+# These can be overridden in platform.local.txt
+compiler.c.extra_flags=
+compiler.c.elf.extra_flags=
+#compiler.c.elf.extra_flags=-v
+compiler.cpp.extra_flags=
+compiler.S.extra_flags=
+compiler.ar.extra_flags=
+compiler.elf2hex.extra_flags=
+
+compiler.arm.cmsis.c.flags="-I{runtime.tools.CMSIS-5.7.0.path}/CMSIS/Core/Include/" "-I{runtime.tools.CMSIS-5.7.0.path}/CMSIS/DSP/Include/" "-I{runtime.tools.CMSIS-Atmel-1.2.1.path}/CMSIS-Atmel/CMSIS/Device/ATMEL/"
+compiler.arm.cmsis.ldflags="-L{runtime.tools.CMSIS-5.7.0.path}/CMSIS/DSP/Lib/GCC/" -larm_cortexM0l_math -lm
+
+compiler.libraries.ldflags=
+
+# USB Flags
+# ---------
+build.usb_flags=-DUSB_VID={build.vid} -DUSB_PID={build.pid} -DUSBCON -DUSB_CONFIG_POWER={build.usb_power} '-DUSB_MANUFACTURER={build.usb_manufacturer}' '-DUSB_PRODUCT={build.usb_product}' {build.flags.usbstack} {build.flags.debug} {build.flags.role} "-I{build.core.path}/TinyUSB" "-I{build.core.path}/TinyUSB/Adafruit_TinyUSB_ArduinoCore" "-I{build.core.path}/TinyUSB/Adafruit_TinyUSB_ArduinoCore/tinyusb/src"
+
+# Default advertised device power setting in mA
+build.usb_power=100
+
+# Default usb manufacturer will be replaced at compile time using
+# numeric vendor ID if available or by board's specific value.
+build.usb_manufacturer="Unknown"
+
+
+# Compile patterns
+# ----------------
+
+## Compile c files
+## KH Add -DBOARD_NAME="{build.board}"
+recipe.c.o.pattern="{compiler.path}{compiler.c.cmd}" {compiler.c.flags} -DF_CPU={build.f_cpu} -DARDUINO={runtime.ide.version} -DARDUINO_{build.board} -DBOARD_NAME="{build.board}" -DARDUINO_ARCH_{build.arch} {compiler.c.extra_flags} {build.extra_flags} {build.project_flags} {build.cache_flags} {build.flags.debug} {build.flags.txrxled} {build.flags.role} {build.flags.optimize} {build.flags.maxspi} {build.flags.maxqspi} {compiler.arm.cmsis.c.flags} {includes} "{source_file}" -o "{object_file}"
+
+## Compile c++ files
+## KH Add -DBOARD_NAME="{build.board}"
+recipe.cpp.o.pattern="{compiler.path}{compiler.cpp.cmd}" {compiler.cpp.flags} -DF_CPU={build.f_cpu} -DARDUINO={runtime.ide.version} -DARDUINO_{build.board} -DBOARD_NAME="{build.board}" -DARDUINO_ARCH_{build.arch} {compiler.cpp.extra_flags} {build.extra_flags} {build.project_flags}  {build.cache_flags} {build.flags.debug} {build.flags.txrxled} {build.flags.role} {build.flags.optimize} {build.flags.maxspi} {build.flags.maxqspi} {build.extra_flags} {build.project_flags} {compiler.arm.cmsis.c.flags} {includes} "{source_file}" -o "{object_file}"
+
+## Compile S files
+## KH Add -DBOARD_NAME="{build.board}"
+recipe.S.o.pattern="{compiler.path}{compiler.S.cmd}" {compiler.S.flags} -DF_CPU={build.f_cpu} -DARDUINO={runtime.ide.version} -DARDUINO_{build.board} -DBOARD_NAME="{build.board}" -DARDUINO_ARCH_{build.arch} {compiler.S.extra_flags} {build.extra_flags} {build.project_flags}  {build.cache_flags} {compiler.arm.cmsis.c.flags} {includes} "{source_file}" -o "{object_file}"
+
+## Create archives
+# archive_file_path is needed for backwards compatibility with IDE 1.6.5 or older, IDE 1.6.6 or newer overrides this value
+archive_file_path={build.path}/{archive_file}
+recipe.ar.pattern="{compiler.path}{compiler.ar.cmd}" {compiler.ar.flags} {compiler.ar.extra_flags} "{archive_file_path}" "{object_file}"
+
+## Combine gc-sections, archives, and objects
+recipe.c.combine.pattern="{compiler.path}{compiler.c.elf.cmd}"  "-L{build.path}" {compiler.c.elf.flags} {compiler.c.elf.extra_flags} "-T{build.variant.path}/{build.ldscript}" "-Wl,-Map,{build.path}/{build.project_name}.map" --specs=nano.specs --specs=nosys.specs {compiler.ldflags} -o "{build.path}/{build.project_name}.elf" {object_files} {compiler.libraries.ldflags} -Wl,--start-group {compiler.arm.cmsis.ldflags} "-L{build.variant.path}" -lm "{build.path}/{archive_file}" -Wl,--end-group
+
+## Create output (bin file)
+recipe.objcopy.bin.pattern="{compiler.path}{compiler.elf2hex.cmd}" {compiler.elf2hex.bin.flags} {compiler.elf2hex.extra_flags} "{build.path}/{build.project_name}.elf" "{build.path}/{build.project_name}.bin"
+
+## Create output (hex file)
+recipe.objcopy.hex.pattern="{compiler.path}{compiler.elf2hex.cmd}" {compiler.elf2hex.hex.flags} {compiler.elf2hex.extra_flags} "{build.path}/{build.project_name}.elf" "{build.path}/{build.project_name}.hex"
+
+build.preferred_out_format=bin
+
+## Save hex
+recipe.output.tmp_file={build.project_name}.{build.preferred_out_format}
+recipe.output.save_file={build.project_name}.{build.variant}.{build.preferred_out_format}
+
+## Compute size
+recipe.size.pattern="{compiler.path}{compiler.size.cmd}" -A "{build.path}/{build.project_name}.elf"
+recipe.size.regex=\.text\s+([0-9]+).*
+
+#
+# BOSSA
+#
+tools.bossac.path={runtime.tools.bossac-1.7.0-arduino3.path}
+tools.bossac.cmd=bossac
+tools.bossac.cmd.windows=bossac.exe
+tools.bossac.upload.params.verbose=-i -d
+tools.bossac.upload.params.quiet=
+tools.bossac.upload.pattern="{path}/{cmd}" {upload.verbose} --port={serial.port.file} -U {upload.native_usb} -i -e -w -v "{build.path}/{build.project_name}.bin" -R
+tools.bossac_remote.upload.pattern=/usr/bin/run-bossac {upload.verbose} --port=ttyATH0 -U {upload.native_usb} -e -w -v /tmp/sketch.bin -R
+tools.bossac.network_cmd={runtime.tools.arduinoOTA.path}/bin/arduinoOTA
+tools.bossac.upload.network_pattern="{network_cmd}" -address {serial.port} -port 65280 -username arduino -password "{network.password}" -sketch "{build.path}/{build.project_name}.bin" -upload /sketch -b
+# v1.8.0
+tools.bossac18.path={runtime.tools.bossac-1.8.0-48-gb176eee.path}
+tools.bossac18.cmd=bossac
+tools.bossac18.upload.params.verbose=-i -d
+tools.bossac18.upload.params.quiet=
+tools.bossac18.upload.pattern="{path}/{cmd}" {upload.verbose} --port={serial.port.file} -U -i --offset={upload.offset} -w -v "{build.path}/{build.project_name}.bin" -R
+tools.bossac18.network_cmd={runtime.tools.arduinoOTA.path}/bin/arduinoOTA
+tools.bossac18.upload.network_pattern="{network_cmd}" -address {serial.port} -port 65280 -username arduino -password "{network.password}" -sketch "{build.path}/{build.project_name}.bin" -upload /sketch -b
+#
+# BOSSA (ignore binary size)
+#
+tools.bossacI.path={runtime.tools.bossac-1.7.0-arduino3.path}
+tools.bossacI.cmd=bossac
+tools.bossacI.cmd.windows=bossac.exe
+tools.bossacI.upload.params.verbose=-i -d
+tools.bossacI.upload.params.quiet=
+tools.bossacI.upload.pattern="{path}/{cmd}" {upload.verbose} --port={serial.port.file} -I -U {upload.native_usb} -i -e -w "{build.path}/{build.project_name}.bin" -R
+tools.bossacI_remote.upload.pattern=/usr/bin/run-bossac {upload.verbose} --port=ttyATH0 -U {upload.native_usb} -e -w -v /tmp/sketch.bin -R
+tools.bossacI.network_cmd={runtime.tools.arduinoOTA.path}/bin/arduinoOTA
+tools.bossacI.upload.network_pattern="{network_cmd}" -address {serial.port} -port 65280 -username arduino -password "{network.password}" -sketch "{build.path}/{build.project_name}.bin" -upload /sketch -b
+#
+# OpenOCD sketch upload
+#
+tools.openocd.path={runtime.tools.openocd-0.10.0-arduino7.path}
+tools.openocd.cmd=bin/openocd
+tools.openocd.cmd.windows=bin/openocd.exe
+tools.openocd.upload.params.verbose=-d2
+tools.openocd.upload.params.quiet=-d0
+tools.openocd.upload.pattern="{path}/{cmd}" {upload.verbose} -s "{path}/share/openocd/scripts/" -f "{runtime.platform.path}/variants/{build.variant}/{build.openocdscript}" -c "telnet_port disabled; program {{build.path}/{build.project_name}.bin} verify reset 0x2000; shutdown"
+tools.openocd.network_cmd={runtime.tools.arduinoOTA.path}/bin/arduinoOTA
+tools.openocd.upload.network_pattern={network_cmd} -address {serial.port} -port 65280 -username arduino -password "{network.password}" -sketch "{build.path}/{build.project_name}.bin" -upload /sketch -b
+# Program flashes the binary at 0x0000, so use the linker script without_bootloader
+tools.openocd.program.params.verbose=-d2
+tools.openocd.program.params.quiet=-d0
+tools.openocd.program.pattern="{path}/{cmd}" {program.verbose} -s "{path}/share/openocd/scripts/" -f "{runtime.platform.path}/variants/{build.variant}/{build.openocdscript}" -c "telnet_port disabled; program {{build.path}/{build.project_name}.elf} verify reset; shutdown"
+tools.openocd.erase.params.verbose=-d3
+tools.openocd.erase.params.quiet=-d0
+tools.openocd.erase.pattern=
+tools.openocd.bootloader.params.verbose=-d2
+tools.openocd.bootloader.params.quiet=-d0
+tools.openocd.bootloader.pattern="{path}/{cmd}" {bootloader.verbose} -s "{path}/share/openocd/scripts/" -f "{runtime.platform.path}/variants/{build.variant}/{build.openocdscript}" -c "telnet_port disabled; init; halt; at91samd bootloader 0; program {{runtime.platform.path}/bootloaders/{bootloader.file}} verify reset; shutdown"
+#
+# OpenOCD sketch upload - version with configurable bootloader size
+# FIXME: this programmer is a workaround for default options being overwritten by uploadUsingPreferences
+#
+tools.openocd-withbootsize.path={runtime.tools.openocd-0.10.0-arduino7.path}
+tools.openocd-withbootsize.cmd=bin/openocd
+tools.openocd-withbootsize.cmd.windows=bin/openocd.exe
+tools.openocd-withbootsize.upload.params.verbose=-d2
+tools.openocd-withbootsize.upload.params.quiet=-d0
+tools.openocd-withbootsize.upload.pattern="{path}/{cmd}" {upload.verbose} -s "{path}/share/openocd/scripts/" -f "{runtime.platform.path}/variants/{build.variant}/{build.openocdscript}" -c "telnet_port disabled; program {{build.path}/{build.project_name}.bin} verify reset {bootloader.size}; shutdown"
+# Program flashes the binary at 0x0000, so use the linker script without_bootloader
+tools.openocd-withbootsize.program.params.verbose=-d2
+tools.openocd-withbootsize.program.params.quiet=-d0
+tools.openocd-withbootsize.program.pattern="{path}/{cmd}" {program.verbose} -s "{path}/share/openocd/scripts/" -f "{runtime.platform.path}/variants/{build.variant}/{build.openocdscript}" -c "telnet_port disabled; program {{build.path}/{build.project_name}.elf} verify reset; shutdown"
+tools.openocd-withbootsize.erase.params.verbose=-d3
+tools.openocd-withbootsize.erase.params.quiet=-d0
+tools.openocd-withbootsize.erase.pattern=
+tools.openocd-withbootsize.bootloader.params.verbose=-d2
+tools.openocd-withbootsize.bootloader.params.quiet=-d0
+tools.openocd-withbootsize.bootloader.pattern="{path}/{cmd}" {bootloader.verbose} -s "{path}/share/openocd/scripts/" -f "{runtime.platform.path}/variants/{build.variant}/{build.openocdscript}" -c "telnet_port disabled; init; halt; at91samd bootloader 0; program {{runtime.platform.path}/bootloaders/{bootloader.file}} verify reset; shutdown"
diff --git a/Packages_Patches/arduino/hardware/mbed_portenta/3.3.0/portenta_post_install.sh b/Packages_Patches/arduino/hardware/mbed_portenta/3.3.0/portenta_post_install.sh
new file mode 100644
index 0000000..7fe71d6
--- /dev/null
+++ b/Packages_Patches/arduino/hardware/mbed_portenta/3.3.0/portenta_post_install.sh
@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+portenta_h7_rules () {
+    echo ""
+    echo "# Portenta H7 bootloader mode UDEV rules"
+    echo ""
+cat <<EOF
+SUBSYSTEMS=="usb", ATTRS{idVendor}=="2341", ATTRS{idProduct}=="035b", GROUP="plugdev", MODE="0666"
+EOF
+}
+
+if [ "$EUID" -ne 0 ]
+  then echo "Please run as root"
+  exit
+fi
+
+portenta_h7_rules > /etc/udev/rules.d/49-portenta_h7.rules
+
+# reload udev rules
+echo "Reload rules..."
+udevadm trigger
+udevadm control --reload-rules
diff --git a/Packages_Patches/realtek/hardware/AmebaD/3.1.4/cores/ambd/avr/pgmspace.h b/Packages_Patches/realtek/hardware/AmebaD/3.1.4/cores/ambd/avr/pgmspace.h
new file mode 100644
index 0000000..bf87a94
--- /dev/null
+++ b/Packages_Patches/realtek/hardware/AmebaD/3.1.4/cores/ambd/avr/pgmspace.h
@@ -0,0 +1,122 @@
+/*
+  pgmspace.h - Definitions for compatibility with AVR pgmspace macros
+
+  Copyright (c) 2015 Arduino LLC
+
+  Based on work of Paul Stoffregen on Teensy 3 (http://pjrc.com)
+
+  Permission is hereby granted, free of charge, to any person obtaining a copy
+  of this software and associated documentation files (the "Software"), to deal
+  in the Software without restriction, including without limitation the rights
+  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  copies of the Software, and to permit persons to whom the Software is
+  furnished to do so, subject to the following conditions:
+
+  The above copyright notice and this permission notice shall be included in
+  all copies or substantial portions of the Software.
+
+  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+  THE SOFTWARE
+*/
+
+#ifndef __PGMSPACE_H_
+#define __PGMSPACE_H_ 1
+
+#include <inttypes.h>
+
+#define PROGMEM
+#define PGM_P  const char *
+#define PSTR(str) (str)
+
+#define _SFR_BYTE(n) (n)
+
+typedef void prog_void;
+typedef char prog_char;
+typedef unsigned char prog_uchar;
+typedef int8_t prog_int8_t;
+typedef uint8_t prog_uint8_t;
+typedef int16_t prog_int16_t;
+typedef uint16_t prog_uint16_t;
+typedef int32_t prog_int32_t;
+typedef uint32_t prog_uint32_t;
+typedef int64_t prog_int64_t;
+typedef uint64_t prog_uint64_t;
+
+typedef const void* int_farptr_t;
+typedef const void* uint_farptr_t;
+
+#define memchr_P(s, c, n) memchr((s), (c), (n))
+#define memcmp_P(s1, s2, n) memcmp((s1), (s2), (n))
+#define memccpy_P(dest, src, c, n) memccpy((dest), (src), (c), (n))
+#define memcpy_P(dest, src, n) memcpy((dest), (src), (n))
+#define memmem_P(haystack, haystacklen, needle, needlelen) memmem((haystack), (haystacklen), (needle), (needlelen))
+#define memrchr_P(s, c, n) memrchr((s), (c), (n))
+#define strcat_P(dest, src) strcat((dest), (src))
+#define strchr_P(s, c) strchr((s), (c))
+#define strchrnul_P(s, c) strchrnul((s), (c))
+#define strcmp_P(a, b) strcmp((a), (b))
+#define strcpy_P(dest, src) strcpy((dest), (src))
+#define strcasecmp_P(s1, s2) strcasecmp((s1), (s2))
+#define strcasestr_P(haystack, needle) strcasestr((haystack), (needle))
+#define strcspn_P(s, accept) strcspn((s), (accept))
+#define strlcat_P(s1, s2, n) strlcat((s1), (s2), (n))
+#define strlcpy_P(s1, s2, n) strlcpy((s1), (s2), (n))
+#define strlen_P(a) strlen((a))
+#define strnlen_P(s, n) strnlen((s), (n))
+#define strncmp_P(s1, s2, n) strncmp((s1), (s2), (n))
+#define strncasecmp_P(s1, s2, n) strncasecmp((s1), (s2), (n))
+#define strncat_P(s1, s2, n) strncat((s1), (s2), (n))
+#define strncpy_P(s1, s2, n) strncpy((s1), (s2), (n))
+#define strpbrk_P(s, accept) strpbrk((s), (accept))
+#define strrchr_P(s, c) strrchr((s), (c))
+#define strsep_P(sp, delim) strsep((sp), (delim))
+#define strspn_P(s, accept) strspn((s), (accept))
+#define strstr_P(a, b) strstr((a), (b))
+#define strtok_P(s, delim) strtok((s), (delim))
+#define strtok_rP(s, delim, last) strtok((s), (delim), (last))
+
+#define strlen_PF(a) strlen((a))
+#define strnlen_PF(src, len) strnlen((src), (len))
+#define memcpy_PF(dest, src, len) memcpy((dest), (src), (len))
+#define strcpy_PF(dest, src) strcpy((dest), (src))
+#define strncpy_PF(dest, src, len) strncpy((dest), (src), (len))
+#define strcat_PF(dest, src) strcat((dest), (src))
+#define strlcat_PF(dest, src, len) strlcat((dest), (src), (len))
+#define strncat_PF(dest, src, len) strncat((dest), (src), (len))
+#define strcmp_PF(s1, s2) strcmp((s1), (s2))
+#define strncmp_PF(s1, s2, n) strncmp((s1), (s2), (n))
+#define strcasecmp_PF(s1, s2) strcasecmp((s1), (s2))
+#define strncasecmp_PF(s1, s2, n) strncasecmp((s1), (s2), (n))
+#define strstr_PF(s1, s2) strstr((s1), (s2))
+#define strlcpy_PF(dest, src, n) strlcpy((dest), (src), (n))
+#define memcmp_PF(s1, s2, n) memcmp((s1), (s2), (n))
+
+#define sprintf_P(s, f, ...) sprintf((s), (f), __VA_ARGS__)
+#define snprintf_P(s, f, ...) snprintf((s), (f), __VA_ARGS__)
+
+#define pgm_read_byte(addr) (*(const unsigned char *)(addr))
+#define pgm_read_word(addr) (*(const unsigned short *)(addr))
+#define pgm_read_dword(addr) (*(const unsigned long *)(addr))
+#define pgm_read_float(addr) (*(const float *)(addr))
+#define pgm_read_ptr(addr) (*(const void **)(addr))
+
+#define pgm_read_byte_near(addr) pgm_read_byte(addr)
+#define pgm_read_word_near(addr) pgm_read_word(addr)
+#define pgm_read_dword_near(addr) pgm_read_dword(addr)
+#define pgm_read_float_near(addr) pgm_read_float(addr)
+#define pgm_read_ptr_near(addr) pgm_read_ptr(addr)
+
+#define pgm_read_byte_far(addr) pgm_read_byte(addr)
+#define pgm_read_word_far(addr) pgm_read_word(addr)
+#define pgm_read_dword_far(addr) pgm_read_dword(addr)
+#define pgm_read_float_far(addr) pgm_read_float(addr)
+#define pgm_read_ptr_far(addr) pgm_read_ptr(addr)
+
+#define pgm_get_far_address(addr) (&(addr))
+
+#endif