Initial commit

35 files changed, 1535 insertions, 0 deletions

diff --git a/buildroot/share/PlatformIO/scripts/STEVAL__F401XX.py b/buildroot/share/PlatformIO/scripts/STEVAL__F401XX.py
new file mode 100644
index 0000000..580529c
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/STEVAL__F401XX.py
@@ -0,0 +1,9 @@
+import os
+Import("env")
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/variants/STEVAL_F401VE/ldscript.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
diff --git a/buildroot/share/PlatformIO/scripts/STM32F103RC_MEEB_3DP.py b/buildroot/share/PlatformIO/scripts/STM32F103RC_MEEB_3DP.py
new file mode 100644
index 0000000..547d80a
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/STM32F103RC_MEEB_3DP.py
@@ -0,0 +1,59 @@
+try:
+    import configparser
+except ImportError:
+    import ConfigParser as configparser
+
+import os
+Import("env", "projenv")
+# access to global build environment
+print(env)
+# access to project build environment (is used source files in "src" folder)
+print(projenv)
+
+config = configparser.ConfigParser()
+config.read("platformio.ini")
+
+#com_port = config.get("env:STM32F103RC_meeb", "upload_port")
+#print('Use the {0:s} to reboot the board to dfu mode.'.format(com_port))
+
+#
+# Upload actions
+#
+
+def before_upload(source, target, env):
+    print("before_upload")
+    # do some actions
+    # use com_port
+    #
+    env.Execute("pwd")
+
+def after_upload(source, target, env):
+    print("after_upload")
+    # do some actions
+    #
+    #
+    env.Execute("pwd")
+
+print("Current build targets", map(str, BUILD_TARGETS))
+
+env.AddPreAction("upload", before_upload)
+env.AddPostAction("upload", after_upload)
+
+flash_size = 0
+vect_tab_addr = 0
+
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        vect_tab_addr = define[1]
+    if define[0] == "STM32_FLASH_SIZE":
+        flash_size = define[1]
+
+print('Use the {0:s} address as the marlin app entry point.'.format(vect_tab_addr))
+print('Use the {0:d}KB flash version of stm32f103rct6 chip.'.format(flash_size))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/STM32F103RC_MEEB_3DP.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
diff --git a/buildroot/share/PlatformIO/scripts/STM32F103RC_SKR_MINI.py b/buildroot/share/PlatformIO/scripts/STM32F103RC_SKR_MINI.py
new file mode 100644
index 0000000..497a035
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/STM32F103RC_SKR_MINI.py
@@ -0,0 +1,20 @@
+import os
+Import("env")
+
+STM32_FLASH_SIZE = 256
+
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+    if define[0] == "STM32_FLASH_SIZE":
+        STM32_FLASH_SIZE = define[1]
+
+# Relocate firmware from 0x08000000 to 0x08007000
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08007000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/STM32F103RC_SKR_MINI_" + str(STM32_FLASH_SIZE) + "K.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
diff --git a/buildroot/share/PlatformIO/scripts/STM32F103RC_fysetc.py b/buildroot/share/PlatformIO/scripts/STM32F103RC_fysetc.py
new file mode 100644
index 0000000..b69f625
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/STM32F103RC_fysetc.py
@@ -0,0 +1,36 @@
+import os
+from os.path import join
+from os.path import expandvars
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08008000
+#for define in env['CPPDEFINES']:
+#    if define[0] == "VECT_TAB_ADDR":
+#        env['CPPDEFINES'].remove(define)
+#env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08008000"))
+
+#custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/fysetc_stm32f103rc.ld")
+#for i, flag in enumerate(env["LINKFLAGS"]):
+#    if "-Wl,-T" in flag:
+#        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+#    elif flag == "-T":
+#        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+# Custom HEX from ELF
+env.AddPostAction(
+	join("$BUILD_DIR","${PROGNAME}.elf"),
+	env.VerboseAction(" ".join([
+		"$OBJCOPY", "-O ihex", "$TARGET", # TARGET=.pio/build/fysetc_STM32F1/firmware.elf
+		"\"" + join("$BUILD_DIR","${PROGNAME}.hex") + "\"", # Note: $BUILD_DIR is a full path
+	]), "Building $TARGET"))
+
+# In-line command with arguments
+UPLOAD_TOOL="stm32flash"
+platform = env.PioPlatform()
+if platform.get_package_dir("tool-stm32duino") != None:
+	UPLOAD_TOOL=expandvars("\"" + join(platform.get_package_dir("tool-stm32duino"),"stm32flash","stm32flash") + "\"")
+
+env.Replace(
+	UPLOADER=UPLOAD_TOOL,
+	UPLOADCMD=expandvars(UPLOAD_TOOL + " -v -i rts,-dtr,dtr -R -b 115200 -g 0x8000000 -w \"" + join("$BUILD_DIR","${PROGNAME}.hex")+"\"" + " $UPLOAD_PORT")
+)
diff --git a/buildroot/share/PlatformIO/scripts/STM32F103RE_SKR_E3_DIP.py b/buildroot/share/PlatformIO/scripts/STM32F103RE_SKR_E3_DIP.py
new file mode 100644
index 0000000..ecdd57f
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/STM32F103RE_SKR_E3_DIP.py
@@ -0,0 +1,16 @@
+import os
+Import("env")
+
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+
+# Relocate firmware from 0x08000000 to 0x08007000
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08007000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/STM32F103RE_SKR_E3_DIP.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
diff --git a/buildroot/share/PlatformIO/scripts/STM32F103VE_longer.py b/buildroot/share/PlatformIO/scripts/STM32F103VE_longer.py
new file mode 100644
index 0000000..ece47ed
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/STM32F103VE_longer.py
@@ -0,0 +1,33 @@
+import os
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08010000
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08010000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/STM32F103VE_longer.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+
+# Rename ${PROGNAME}.bin and save it as 'project.bin' (No encryption on the Longer3D)
+def encrypt(source, target, env):
+    firmware = open(target[0].path, "rb")
+    marlin_alfa = open(target[0].dir.path +'/project.bin', "wb")
+    length = os.path.getsize(target[0].path)
+    position = 0
+    try:
+        while position < length:
+            byte = firmware.read(1)
+            marlin_alfa.write(byte)
+            position += 1
+    finally:
+        firmware.close()
+        marlin_alfa.close()
+
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
diff --git a/buildroot/share/PlatformIO/scripts/STM32F1_create_variant.py b/buildroot/share/PlatformIO/scripts/STM32F1_create_variant.py
new file mode 100644
index 0000000..4849f59
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/STM32F1_create_variant.py
@@ -0,0 +1,34 @@
+import os,shutil
+from SCons.Script import DefaultEnvironment
+from platformio import util
+
+def copytree(src, dst, symlinks=False, ignore=None):
+    for item in os.listdir(src):
+        s = os.path.join(src, item)
+        d = os.path.join(dst, item)
+        if os.path.isdir(s):
+            shutil.copytree(s, d, symlinks, ignore)
+        else:
+            shutil.copy2(s, d)
+
+env = DefaultEnvironment()
+platform = env.PioPlatform()
+board = env.BoardConfig()
+
+FRAMEWORK_DIR = platform.get_package_dir("framework-arduinoststm32-maple")
+assert os.path.isdir(FRAMEWORK_DIR)
+assert os.path.isdir("buildroot/share/PlatformIO/variants")
+
+variant = board.get("build.variant")
+variant_dir = os.path.join(FRAMEWORK_DIR, "STM32F1", "variants", variant)
+
+source_dir = os.path.join("buildroot/share/PlatformIO/variants", variant)
+assert os.path.isdir(source_dir)
+
+if os.path.isdir(variant_dir):
+    shutil.rmtree(variant_dir)
+
+if not os.path.isdir(variant_dir):
+    os.mkdir(variant_dir)
+
+copytree(source_dir, variant_dir)
diff --git a/buildroot/share/PlatformIO/scripts/add_nanolib.py b/buildroot/share/PlatformIO/scripts/add_nanolib.py
new file mode 100644
index 0000000..102b4b9
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/add_nanolib.py
@@ -0,0 +1,2 @@
+Import("env")
+env.Append(LINKFLAGS=["--specs=nano.specs"])
diff --git a/buildroot/share/PlatformIO/scripts/anet_et4_openblt.py b/buildroot/share/PlatformIO/scripts/anet_et4_openblt.py
new file mode 100644
index 0000000..2911a28
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/anet_et4_openblt.py
@@ -0,0 +1,14 @@
+# Generate the firmware as OpenBLT needs
+
+import os,sys
+from os.path import join
+
+Import("env")
+
+env.AddPostAction(
+    "$BUILD_DIR/${PROGNAME}.elf",
+    env.VerboseAction(" ".join([
+        "$OBJCOPY", "-O", "srec",
+        "\"$BUILD_DIR/${PROGNAME}.elf\"", "\"$BUILD_DIR/${PROGNAME}.srec\""
+    ]), "Building " + join("$BUILD_DIR","${PROGNAME}.srec"))
+)
diff --git a/buildroot/share/PlatformIO/scripts/chitu_crypt.py b/buildroot/share/PlatformIO/scripts/chitu_crypt.py
new file mode 100644
index 0000000..aa67587
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/chitu_crypt.py
@@ -0,0 +1,127 @@
+Import("env")
+import os
+import random
+import struct
+import uuid
+
+# Relocate firmware from 0x08000000 to 0x08008800
+env['CPPDEFINES'].remove(("VECT_TAB_ADDR", "0x8000000"))
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08008800"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/chitu_f103.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+
+def calculate_crc(contents, seed):
+    accumulating_xor_value = seed;
+
+    for i in range(0, len(contents), 4):
+        value = struct.unpack('<I', contents[ i : i + 4])[0]
+        accumulating_xor_value = accumulating_xor_value ^ value
+    return accumulating_xor_value
+
+def xor_block(r0, r1, block_number, block_size, file_key):
+    # This is the loop counter
+    loop_counter = 0x0
+
+    # This is the key length
+    key_length = 0x18
+
+    # This is an initial seed
+    xor_seed = 0x4BAD
+
+    # This is the block counter
+    block_number = xor_seed * block_number
+
+    #load the xor key from the file
+    r7 =  file_key
+
+    for loop_counter in range(0, block_size):
+        # meant to make sure different bits of the key are used.
+        xor_seed = int(loop_counter/key_length)
+
+        # IP is a scratch register / R12
+        ip = loop_counter - (key_length * xor_seed)
+
+        # xor_seed = (loop_counter * loop_counter) + block_number
+        xor_seed = (loop_counter * loop_counter) + block_number
+
+        # shift the xor_seed left by the bits in IP.
+        xor_seed = xor_seed >> ip
+
+        # load a byte into IP
+        ip = r0[loop_counter]
+
+        # XOR the seed with r7
+        xor_seed = xor_seed ^ r7
+
+        # and then with IP
+        xor_seed = xor_seed ^ ip
+
+        #Now store the byte back
+        r1[loop_counter] = xor_seed & 0xFF
+
+        #increment the loop_counter
+        loop_counter = loop_counter + 1
+
+
+def encrypt_file(input, output_file, file_length):
+    input_file = bytearray(input.read())
+    block_size = 0x800
+    key_length = 0x18
+
+    uid_value = uuid.uuid4()
+    file_key = int(uid_value.hex[0:8], 16)
+
+    xor_crc = 0xEF3D4323;
+
+    # the input file is exepcted to be in chunks of 0x800
+    # so round the size
+    while len(input_file) % block_size != 0:
+        input_file.extend(b'0x0')
+
+    # write the file header
+    output_file.write(struct.pack(">I", 0x443D2D3F))
+    # encrypt the contents using a known file header key
+
+    # write the file_key
+    output_file.write(struct.pack("<I", file_key))
+
+    #TODO - how to enforce that the firmware aligns to block boundaries?
+    block_count = int(len(input_file) / block_size)
+    print ("Block Count is ", block_count)
+    for block_number in range(0, block_count):
+        block_offset = (block_number * block_size)
+        block_end = block_offset + block_size
+        block_array = bytearray(input_file[block_offset: block_end])
+        xor_block(block_array, block_array, block_number, block_size, file_key)
+        for n in range (0, block_size):
+            input_file[block_offset + n] = block_array[n]
+
+        # update the expected CRC value.
+        xor_crc = calculate_crc(block_array, xor_crc)
+
+    # write CRC
+    output_file.write(struct.pack("<I", xor_crc))
+
+    # finally, append the encrypted results.
+    output_file.write(input_file)
+    return
+
+
+# Encrypt ${PROGNAME}.bin and save it as 'update.cbd'
+def encrypt(source, target, env):
+    firmware = open(target[0].path, "rb")
+    update = open(target[0].dir.path +'/update.cbd', "wb")
+    length = os.path.getsize(target[0].path)
+
+    encrypt_file(firmware, update, length)
+
+    firmware.close()
+    update.close()
+
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
diff --git a/buildroot/share/PlatformIO/scripts/common-cxxflags.py b/buildroot/share/PlatformIO/scripts/common-cxxflags.py
new file mode 100644
index 0000000..a0a3b45
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/common-cxxflags.py
@@ -0,0 +1,22 @@
+#
+# common-cxxflags.py
+# Convenience script to apply customizations to CPP flags
+#
+Import("env")
+env.Append(CXXFLAGS=[
+  "-Wno-register"
+  #"-Wno-incompatible-pointer-types",
+  #"-Wno-unused-const-variable",
+  #"-Wno-maybe-uninitialized",
+  #"-Wno-sign-compare"
+])
+
+# Useful for JTAG debugging
+#
+# It will separe release and debug build folders.
+# It useful when we need keep two live versions: one debug, for debugging,
+# other release, for flashing.
+# Without this, PIO will recompile everything twice for any small change.
+#
+if env.GetBuildType() == "debug":
+	env['BUILD_DIR'] = '$PROJECT_BUILD_DIR/$PIOENV/debug'
diff --git a/buildroot/share/PlatformIO/scripts/common-dependencies-post.py b/buildroot/share/PlatformIO/scripts/common-dependencies-post.py
new file mode 100644
index 0000000..2b1b948
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/common-dependencies-post.py
@@ -0,0 +1,16 @@
+#
+# common-dependencies-post.py
+# Convenience script to add build flags for Marlin Enabled Features
+#
+
+Import("env")
+Import("projenv")
+
+def apply_board_build_flags():
+	if not 'BOARD_CUSTOM_BUILD_FLAGS' in env['MARLIN_FEATURES']:
+		return
+	projenv.Append(CCFLAGS=env['MARLIN_FEATURES']['BOARD_CUSTOM_BUILD_FLAGS'].split())
+
+# We need to add the board build flags in a post script
+# so the platform build script doesn't overwrite the custom CCFLAGS
+apply_board_build_flags()
diff --git a/buildroot/share/PlatformIO/scripts/common-dependencies.h b/buildroot/share/PlatformIO/scripts/common-dependencies.h
new file mode 100644
index 0000000..ed2f46a
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/common-dependencies.h
@@ -0,0 +1,120 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+/**
+ * The purpose of this file is just include Marlin Configuration files,
+ * to discover which FEATURES are enabled, without any HAL include.
+ * Used by common-dependencies.py
+ */
+
+#define NUM_SERIAL 1 // Normally provided by HAL/HAL.h
+
+#include "../../../../Marlin/src/inc/MarlinConfig.h"
+
+//
+// Conditionals only used for [features]
+//
+#if ENABLED(SR_LCD_3W_NL)
+  // Feature checks for SR_LCD_3W_NL
+#elif EITHER(LCD_I2C_TYPE_MCP23017, LCD_I2C_TYPE_MCP23008)
+  #define USES_LIQUIDTWI2
+#elif ENABLED(LCD_I2C_TYPE_PCA8574)
+  #define USES_LIQUIDCRYSTAL_I2C
+#elif ANY(HAS_MARLINUI_HD44780, LCD_I2C_TYPE_PCF8575, SR_LCD_2W_NL , LCM1602)
+  #define USES_LIQUIDCRYSTAL
+#endif
+
+#if SAVED_POSITIONS
+  #define HAS_SAVED_POSITIONS
+#endif
+
+#if ENABLED(HOST_PROMPT_SUPPORT) && DISABLED(EMERGENCY_PARSER)
+  #define HAS_GCODE_M876
+#endif
+
+#if EXTRUDERS
+  #define HAS_EXTRUDERS
+#endif
+
+#if ENABLED(DUET_SMART_EFFECTOR) && PIN_EXISTS(SMART_EFFECTOR_MOD)
+  #define HAS_SMART_EFF_MOD
+#endif
+
+#if HAS_LCD_MENU
+  #if ENABLED(BACKLASH_GCODE)
+    #define HAS_MENU_BACKLASH
+  #endif
+  #if ENABLED(LEVEL_BED_CORNERS)
+    #define HAS_MENU_BED_CORNERS
+  #endif
+  #if ENABLED(CANCEL_OBJECTS)
+    #define HAS_MENU_CANCELOBJECT
+  #endif
+  #if ENABLED(CUSTOM_USER_MENUS)
+    #define HAS_MENU_CUSTOM
+  #endif
+  #if EITHER(DELTA_CALIBRATION_MENU, DELTA_AUTO_CALIBRATION)
+    #define HAS_MENU_DELTA_CALIBRATE
+  #endif
+  #if EITHER(LED_CONTROL_MENU, CASE_LIGHT_MENU)
+    #define HAS_MENU_LED
+  #endif
+  #if ENABLED(ADVANCED_PAUSE_FEATURE)
+    #define HAS_MENU_FILAMENT
+  #endif
+  #if ENABLED(SDSUPPORT)
+    #define HAS_MENU_MEDIA
+  #endif
+  #if ENABLED(MIXING_EXTRUDER)
+    #define HAS_MENU_MIXER
+  #endif
+  #if ENABLED(POWER_LOSS_RECOVERY)
+    #define HAS_MENU_JOB_RECOVERY
+  #endif
+  #if HAS_POWER_MONITOR
+    #define HAS_MENU_POWER_MONITOR
+  #endif
+  #if HAS_CUTTER
+    #define HAS_MENU_CUTTER
+  #endif
+  #if HAS_TEMPERATURE
+    #define HAS_MENU_TEMPERATURE
+  #endif
+  #if ENABLED(MMU2_MENUS)
+    #define HAS_MENU_MMU2
+  #endif
+  #if ENABLED(PASSWORD_FEATURE)
+    #define HAS_MENU_PASSWORD
+  #endif
+  #if HAS_TRINAMIC_CONFIG
+    #define HAS_MENU_TMC
+  #endif
+  #if ENABLED(TOUCH_SCREEN_CALIBRATION)
+    #define HAS_MENU_TOUCH_SCREEN
+  #endif
+  #if ENABLED(ASSISTED_TRAMMING_WIZARD)
+    #define HAS_MENU_TRAMMING
+  #endif
+  #if ENABLED(AUTO_BED_LEVELING_UBL)
+    #define HAS_MENU_UBL
+  #endif
+#endif
diff --git a/buildroot/share/PlatformIO/scripts/common-dependencies.py b/buildroot/share/PlatformIO/scripts/common-dependencies.py
new file mode 100644
index 0000000..4500f52
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/common-dependencies.py
@@ -0,0 +1,335 @@
+#
+# common-dependencies.py
+# Convenience script to check dependencies and add libs and sources for Marlin Enabled Features
+#
+import subprocess
+import os
+import re
+try:
+	import configparser
+except ImportError:
+	import ConfigParser as configparser
+try:
+	# PIO < 4.4
+	from platformio.managers.package import PackageManager
+except ImportError:
+	# PIO >= 4.4
+	from platformio.package.meta import PackageSpec as PackageManager
+
+PIO_VERSION_MIN = (5, 0, 3)
+try:
+	from platformio import VERSION as PIO_VERSION
+	weights = (1000, 100, 1)
+	version_min = sum([x[0] * float(re.sub(r'[^0-9]', '.', str(x[1]))) for x in zip(weights, PIO_VERSION_MIN)])
+	version_cur = sum([x[0] * float(re.sub(r'[^0-9]', '.', str(x[1]))) for x in zip(weights, PIO_VERSION)])
+	if version_cur < version_min:
+		print()
+		print("**************************************************")
+		print("******      An update to PlatformIO is      ******")
+		print("******  required to build Marlin Firmware.  ******")
+		print("******                                      ******")
+		print("******      Minimum version: ", PIO_VERSION_MIN, "    ******")
+		print("******      Current Version: ", PIO_VERSION, "    ******")
+		print("******                                      ******")
+		print("******   Update PlatformIO and try again.   ******")
+		print("**************************************************")
+		print()
+		exit(1)
+except SystemExit:
+	exit(1)
+except:
+	print("Can't detect PlatformIO Version")
+
+Import("env")
+
+#print(env.Dump())
+
+try:
+	verbose = int(env.GetProjectOption('custom_verbose'))
+except:
+	verbose = 0
+
+def blab(str):
+	if verbose:
+		print(str)
+
+def parse_pkg_uri(spec):
+	if PackageManager.__name__ == 'PackageSpec':
+		return PackageManager(spec).name
+	else:
+		name, _, _ = PackageManager.parse_pkg_uri(spec)
+		return name
+
+FEATURE_CONFIG = {}
+
+def add_to_feat_cnf(feature, flines):
+
+	try:
+		feat = FEATURE_CONFIG[feature]
+	except:
+		FEATURE_CONFIG[feature] = {}
+
+	# Get a reference to the FEATURE_CONFIG under construction
+	feat = FEATURE_CONFIG[feature]
+
+	# Split up passed lines on commas or newlines and iterate
+	# Add common options to the features config under construction
+	# For lib_deps replace a previous instance of the same library
+	atoms = re.sub(r',\\s*', '\n', flines).strip().split('\n')
+	for line in atoms:
+		parts = line.split('=')
+		name = parts.pop(0)
+		if name in ['build_flags', 'extra_scripts', 'src_filter', 'lib_ignore']:
+			feat[name] = '='.join(parts)
+		else:
+			for dep in line.split(','):
+				lib_name = re.sub(r'@([~^]|[<>]=?)?[\d.]+', '', dep.strip()).split('=').pop(0)
+				lib_re = re.compile('(?!^' + lib_name + '\\b)')
+				feat['lib_deps'] = list(filter(lib_re.match, feat['lib_deps'])) + [dep]
+
+def load_config():
+	config = configparser.ConfigParser()
+	config.read("platformio.ini")
+	items = config.items('features')
+	for key in items:
+		feature = key[0].upper()
+		if not feature in FEATURE_CONFIG:
+			FEATURE_CONFIG[feature] = { 'lib_deps': [] }
+		add_to_feat_cnf(feature, key[1])
+
+	# Add options matching custom_marlin.MY_OPTION to the pile
+	all_opts = env.GetProjectOptions()
+	for n in all_opts:
+		mat = re.match(r'custom_marlin\.(.+)', n[0])
+		if mat:
+			try:
+				val = env.GetProjectOption(n[0])
+			except:
+				val = None
+			if val:
+				add_to_feat_cnf(mat.group(1).upper(), val)
+
+def get_all_known_libs():
+	known_libs = []
+	for feature in FEATURE_CONFIG:
+		feat = FEATURE_CONFIG[feature]
+		if not 'lib_deps' in feat:
+			continue
+		for dep in feat['lib_deps']:
+			name = parse_pkg_uri(dep)
+			known_libs.append(name)
+	return known_libs
+
+def get_all_env_libs():
+	env_libs = []
+	lib_deps = env.GetProjectOption('lib_deps')
+	for dep in lib_deps:
+		name = parse_pkg_uri(dep)
+		env_libs.append(name)
+	return env_libs
+
+def set_env_field(field, value):
+	proj = env.GetProjectConfig()
+	proj.set("env:" + env['PIOENV'], field, value)
+
+# All unused libs should be ignored so that if a library
+# exists in .pio/lib_deps it will not break compilation.
+def force_ignore_unused_libs():
+	env_libs = get_all_env_libs()
+	known_libs = get_all_known_libs()
+	diff = (list(set(known_libs) - set(env_libs)))
+	lib_ignore = env.GetProjectOption('lib_ignore') + diff
+	blab("Ignore libraries: %s" % lib_ignore)
+	set_env_field('lib_ignore', lib_ignore)
+
+def apply_features_config():
+	load_config()
+	for feature in FEATURE_CONFIG:
+		if not env.MarlinFeatureIsEnabled(feature):
+			continue
+
+		feat = FEATURE_CONFIG[feature]
+
+		if 'lib_deps' in feat and len(feat['lib_deps']):
+			blab("Adding lib_deps for %s... " % feature)
+
+			# feat to add
+			deps_to_add = {}
+			for dep in feat['lib_deps']:
+				name = parse_pkg_uri(dep)
+				deps_to_add[name] = dep
+
+			# Does the env already have the dependency?
+			deps = env.GetProjectOption('lib_deps')
+			for dep in deps:
+				name = parse_pkg_uri(dep)
+				if name in deps_to_add:
+					del deps_to_add[name]
+
+			# Are there any libraries that should be ignored?
+			lib_ignore = env.GetProjectOption('lib_ignore')
+			for dep in deps:
+				name = parse_pkg_uri(dep)
+				if name in deps_to_add:
+					del deps_to_add[name]
+
+			# Is there anything left?
+			if len(deps_to_add) > 0:
+				# Only add the missing dependencies
+				set_env_field('lib_deps', deps + list(deps_to_add.values()))
+
+		if 'build_flags' in feat:
+			f = feat['build_flags']
+			blab("Adding build_flags for %s: %s" % (feature, f))
+			new_flags = env.GetProjectOption('build_flags') + [ f ]
+			env.Replace(BUILD_FLAGS=new_flags)
+
+		if 'extra_scripts' in feat:
+			blab("Running extra_scripts for %s... " % feature)
+			env.SConscript(feat['extra_scripts'], exports="env")
+
+		if 'src_filter' in feat:
+			blab("Adding src_filter for %s... " % feature)
+			src_filter = ' '.join(env.GetProjectOption('src_filter'))
+			# first we need to remove the references to the same folder
+			my_srcs = re.findall(r'[+-](<.*?>)', feat['src_filter'])
+			cur_srcs = re.findall(r'[+-](<.*?>)', src_filter)
+			for d in my_srcs:
+				if d in cur_srcs:
+					src_filter = re.sub(r'[+-]' + d, '', src_filter)
+
+			src_filter = feat['src_filter'] + ' ' + src_filter
+			set_env_field('src_filter', [src_filter])
+			env.Replace(SRC_FILTER=src_filter)
+
+		if 'lib_ignore' in feat:
+			blab("Adding lib_ignore for %s... " % feature)
+			lib_ignore = env.GetProjectOption('lib_ignore') + [feat['lib_ignore']]
+			set_env_field('lib_ignore', lib_ignore)
+
+#
+# Find a compiler, considering the OS
+#
+ENV_BUILD_PATH = os.path.join(env.Dictionary('PROJECT_BUILD_DIR'), env['PIOENV'])
+GCC_PATH_CACHE = os.path.join(ENV_BUILD_PATH, ".gcc_path")
+def search_compiler():
+	try:
+		filepath = env.GetProjectOption('custom_gcc')
+		blab("Getting compiler from env")
+		return filepath
+	except:
+		pass
+
+	if os.path.exists(GCC_PATH_CACHE):
+		blab("Getting g++ path from cache")
+		with open(GCC_PATH_CACHE, 'r') as f:
+			return f.read()
+
+	# Find the current platform compiler by searching the $PATH
+	# which will be in a platformio toolchain bin folder
+	path_regex = re.escape(env['PROJECT_PACKAGES_DIR'])
+	gcc = "g++"
+	if env['PLATFORM'] == 'win32':
+		path_separator = ';'
+		path_regex += r'.*\\bin'
+		gcc += ".exe"
+	else:
+		path_separator = ':'
+		path_regex += r'/.+/bin'
+
+	# Search for the compiler
+	for pathdir in env['ENV']['PATH'].split(path_separator):
+		if not re.search(path_regex, pathdir, re.IGNORECASE):
+			continue
+		for filepath in os.listdir(pathdir):
+			if not filepath.endswith(gcc):
+				continue
+			# Use entire path to not rely on env PATH
+			filepath = os.path.sep.join([pathdir, filepath])
+			# Cache the g++ path to no search always
+			if os.path.exists(ENV_BUILD_PATH):
+				blab("Caching g++ for current env")
+				with open(GCC_PATH_CACHE, 'w+') as f:
+					f.write(filepath)
+
+			return filepath
+
+	filepath = env.get('CXX')
+	blab("Couldn't find a compiler! Fallback to %s" % filepath)
+	return filepath
+
+#
+# Use the compiler to get a list of all enabled features
+#
+def load_marlin_features():
+	if 'MARLIN_FEATURES' in env:
+		return
+
+	# Process defines
+	build_flags = env.get('BUILD_FLAGS')
+	build_flags = env.ParseFlagsExtended(build_flags)
+
+	cxx = search_compiler()
+	cmd = ['"' + cxx + '"']
+
+	# Build flags from board.json
+	#if 'BOARD' in env:
+	#	cmd += [env.BoardConfig().get("build.extra_flags")]
+	for s in build_flags['CPPDEFINES']:
+		if isinstance(s, tuple):
+			cmd += ['-D' + s[0] + '=' + str(s[1])]
+		else:
+			cmd += ['-D' + s]
+
+	cmd += ['-D__MARLIN_DEPS__ -w -dM -E -x c++ buildroot/share/PlatformIO/scripts/common-dependencies.h']
+	cmd = ' '.join(cmd)
+	blab(cmd)
+	define_list = subprocess.check_output(cmd, shell=True).splitlines()
+	marlin_features = {}
+	for define in define_list:
+		feature = define[8:].strip().decode().split(' ')
+		feature, definition = feature[0], ' '.join(feature[1:])
+		marlin_features[feature] = definition
+	env['MARLIN_FEATURES'] = marlin_features
+
+#
+# Return True if a matching feature is enabled
+#
+def MarlinFeatureIsEnabled(env, feature):
+	load_marlin_features()
+	r = re.compile('^' + feature + '$')
+	found = list(filter(r.match, env['MARLIN_FEATURES']))
+
+	# Defines could still be 'false' or '0', so check
+	some_on = False
+	if len(found):
+		for f in found:
+			val = env['MARLIN_FEATURES'][f]
+			if val in [ '', '1', 'true' ]:
+				some_on = True
+			elif val in env['MARLIN_FEATURES']:
+				some_on = env.MarlinFeatureIsEnabled(val)
+
+	return some_on
+
+#
+# Check for Configfiles in two common incorrect places
+#
+def check_configfile_locations():
+	for p in [ env['PROJECT_DIR'], os.path.join(env['PROJECT_DIR'], "config") ]:
+		for f in [ "Configuration.h", "Configuration_adv.h" ]:
+			if os.path.isfile(os.path.join(p, f)):
+				err = 'ERROR: Config files found in directory ' + str(p) + '. Please move them into the Marlin subdirectory.'
+				raise SystemExit(err)
+
+#
+# Add a method for other PIO scripts to query enabled features
+#
+env.AddMethod(MarlinFeatureIsEnabled)
+
+#
+# Add dependencies for enabled Marlin features
+#
+check_configfile_locations()
+apply_features_config()
+force_ignore_unused_libs()
diff --git a/buildroot/share/PlatformIO/scripts/copy_marlin_variant_to_framework.py b/buildroot/share/PlatformIO/scripts/copy_marlin_variant_to_framework.py
new file mode 100644
index 0000000..f7d3f0d
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/copy_marlin_variant_to_framework.py
@@ -0,0 +1,58 @@
+import os,shutil
+from SCons.Script import DefaultEnvironment
+from platformio import util
+try:
+    # PIO < 4.4
+    from platformio.managers.package import PackageManager
+except ImportError:
+    # PIO >= 4.4
+    from platformio.package.meta import PackageSpec as PackageManager
+
+def parse_pkg_uri(spec):
+    if PackageManager.__name__ == 'PackageSpec':
+        return PackageManager(spec).name
+    else:
+        name, _, _ = PackageManager.parse_pkg_uri(spec)
+        return name
+
+def copytree(src, dst, symlinks=False, ignore=None):
+    for item in os.listdir(src):
+        s = os.path.join(src, item)
+        d = os.path.join(dst, item)
+        if os.path.isdir(s):
+            shutil.copytree(s, d, symlinks, ignore)
+        else:
+            shutil.copy2(s, d)
+
+env = DefaultEnvironment()
+platform = env.PioPlatform()
+board = env.BoardConfig()
+variant = board.get("build.variant")
+
+platform_packages = env.GetProjectOption('platform_packages')
+# if there's no framework defined, take it from the class name of platform
+framewords = {
+    "Ststm32Platform": "framework-arduinoststm32",
+    "AtmelavrPlatform": "framework-arduino-avr"
+}
+if len(platform_packages) == 0:
+    platform_name = framewords[platform.__class__.__name__]
+else:
+    platform_name = parse_pkg_uri(platform_packages[0])
+
+FRAMEWORK_DIR = platform.get_package_dir(platform_name)
+assert os.path.isdir(FRAMEWORK_DIR)
+assert os.path.isdir("buildroot/share/PlatformIO/variants")
+
+variant_dir = os.path.join(FRAMEWORK_DIR, "variants", variant)
+
+source_dir = os.path.join("buildroot/share/PlatformIO/variants", variant)
+assert os.path.isdir(source_dir)
+
+if os.path.isdir(variant_dir):
+    shutil.rmtree(variant_dir)
+
+if not os.path.isdir(variant_dir):
+    os.mkdir(variant_dir)
+
+copytree(source_dir, variant_dir)
diff --git a/buildroot/share/PlatformIO/scripts/creality.py b/buildroot/share/PlatformIO/scripts/creality.py
new file mode 100644
index 0000000..b9d7d70
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/creality.py
@@ -0,0 +1,17 @@
+import os
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08007000
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08007000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/creality.ld")
+
+for i, flag in enumerate(env['LINKFLAGS']):
+    if "-Wl,-T" in flag:
+        env['LINKFLAGS'][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env['LINKFLAGS'][i + 1] = custom_ld_script
diff --git a/buildroot/share/PlatformIO/scripts/download_mks_assets.py b/buildroot/share/PlatformIO/scripts/download_mks_assets.py
new file mode 100644
index 0000000..ae2ce46
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/download_mks_assets.py
@@ -0,0 +1,46 @@
+Import("env")
+import os
+import requests
+import zipfile
+import tempfile
+import shutil
+
+url = "https://github.com/makerbase-mks/Mks-Robin-Nano-Marlin2.0-Firmware/archive/master.zip"
+zip_path = os.path.join(env.Dictionary("PROJECT_LIBDEPS_DIR"), "mks-assets.zip")
+assets_path = os.path.join(env.Dictionary("PROJECT_BUILD_DIR"), env.Dictionary("PIOENV"), "assets")
+
+def download_mks_assets():
+	print("Downloading MKS Assets")
+	r = requests.get(url, stream=True)
+	# the user may have a very clean workspace,
+	# so create the PROJECT_LIBDEPS_DIR directory if not exits
+	if os.path.exists(env.Dictionary("PROJECT_LIBDEPS_DIR")) == False:
+		os.mkdir(env.Dictionary("PROJECT_LIBDEPS_DIR"))
+	with open(zip_path, 'wb') as fd:
+		for chunk in r.iter_content(chunk_size=128):
+			fd.write(chunk)
+
+def copy_mks_assets():
+	print("Copying MKS Assets")
+	output_path = tempfile.mkdtemp()
+	zip_obj = zipfile.ZipFile(zip_path, 'r')
+	zip_obj.extractall(output_path)
+	zip_obj.close()
+	if os.path.exists(assets_path) == True and os.path.isdir(assets_path) == False:
+		os.unlink(assets_path)
+	if os.path.exists(assets_path) == False:
+		os.mkdir(assets_path)
+	base_path = ''
+	for filename in os.listdir(output_path):
+		base_path = filename
+	for filename in os.listdir(os.path.join(output_path, base_path, 'Firmware', 'mks_font')):
+		shutil.copy(os.path.join(output_path, base_path, 'Firmware', 'mks_font', filename), assets_path)
+	for filename in os.listdir(os.path.join(output_path, base_path, 'Firmware', 'mks_pic')):
+		shutil.copy(os.path.join(output_path, base_path, 'Firmware', 'mks_pic', filename), assets_path)
+	shutil.rmtree(output_path, ignore_errors=True)
+
+if os.path.exists(zip_path) == False:
+	download_mks_assets()
+
+if os.path.exists(assets_path) == False:
+	copy_mks_assets()
diff --git a/buildroot/share/PlatformIO/scripts/fly_mini.py b/buildroot/share/PlatformIO/scripts/fly_mini.py
new file mode 100644
index 0000000..34d1329
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/fly_mini.py
@@ -0,0 +1,16 @@
+import os
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08005000
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08005000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/fly_mini.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
diff --git a/buildroot/share/PlatformIO/scripts/fysetc_cheetah_v20.py b/buildroot/share/PlatformIO/scripts/fysetc_cheetah_v20.py
new file mode 100644
index 0000000..10471d3
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/fysetc_cheetah_v20.py
@@ -0,0 +1,9 @@
+import os
+Import("env")
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/variants/FYSETC_CHEETAH_V20/ldscript.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
diff --git a/buildroot/share/PlatformIO/scripts/generic_create_variant.py b/buildroot/share/PlatformIO/scripts/generic_create_variant.py
new file mode 100644
index 0000000..0b82c69
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/generic_create_variant.py
@@ -0,0 +1,27 @@
+import os,shutil
+from SCons.Script import DefaultEnvironment
+from platformio import util
+
+env = DefaultEnvironment()
+platform = env.PioPlatform()
+board = env.BoardConfig()
+
+FRAMEWORK_DIR = platform.get_package_dir("framework-arduinoststm32")
+assert os.path.isdir(FRAMEWORK_DIR)
+assert os.path.isdir("buildroot/share/PlatformIO/variants")
+
+mcu_type = board.get("build.mcu")[:-2]
+variant = board.get("build.variant")
+series = mcu_type[:7].upper() + "xx"
+variant_dir = os.path.join(FRAMEWORK_DIR, "variants", variant)
+
+source_dir = os.path.join("buildroot/share/PlatformIO/variants", variant)
+assert os.path.isdir(source_dir)
+
+if not os.path.isdir(variant_dir):
+    os.mkdir(variant_dir)
+
+for file_name in os.listdir(source_dir):
+    full_file_name = os.path.join(source_dir, file_name)
+    if os.path.isfile(full_file_name):
+        shutil.copy(full_file_name, variant_dir)
diff --git a/buildroot/share/PlatformIO/scripts/jgaurora_a5s_a1_with_bootloader.py b/buildroot/share/PlatformIO/scripts/jgaurora_a5s_a1_with_bootloader.py
new file mode 100644
index 0000000..6c8a4f6
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/jgaurora_a5s_a1_with_bootloader.py
@@ -0,0 +1,48 @@
+import os
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x0800A000
+env['CPPDEFINES'].remove(("VECT_TAB_ADDR", "0x8000000"))
+#alternatively, for STSTM <=5.1.0 use line below
+#env['CPPDEFINES'].remove(("VECT_TAB_ADDR", 134217728))
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x0800A000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/jgaurora_a5s_a1.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+#append ${PROGNAME}.bin firmware after bootloader and save it as 'jgaurora_firmware.bin'
+def addboot(source,target,env):
+	firmware = open(target[0].path, "rb")
+	lengthfirmware = os.path.getsize(target[0].path)
+	bootloader_dir = "buildroot/share/PlatformIO/scripts/jgaurora_bootloader.bin"
+	bootloader = open(bootloader_dir, "rb")
+	lengthbootloader = os.path.getsize(bootloader_dir)
+	firmware_with_boothloader_dir = target[0].dir.path +'/firmware_with_bootloader.bin'
+	if os.path.exists(firmware_with_boothloader_dir):
+		os.remove(firmware_with_boothloader_dir)
+	firmwareimage = open(firmware_with_boothloader_dir, "wb")
+	position = 0
+	while position < lengthbootloader:
+		byte = bootloader.read(1)
+		firmwareimage.write(byte)
+		position += 1
+	position = 0
+	while position < lengthfirmware:
+		byte = firmware.read(1)
+		firmwareimage.write(byte)
+		position += 1
+	bootloader.close()
+	firmware.close()
+	firmwareimage.close()
+	firmware_without_bootloader_dir = target[0].dir.path+'/firmware_for_sd_upload.bin'
+	if os.path.exists(firmware_without_bootloader_dir):
+		os.remove(firmware_without_bootloader_dir)
+	os.rename(target[0].path, firmware_without_bootloader_dir)
+	#os.rename(target[0].dir.path+'/firmware_with_bootloader.bin', target[0].dir.path+'/firmware.bin')
+
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", addboot);
+
diff --git a/buildroot/share/PlatformIO/scripts/jgaurora_bootloader.bin b/buildroot/share/PlatformIO/scripts/jgaurora_bootloader.bin
new file mode 100644
index 0000000..c229e5b
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/jgaurora_bootloader.bin
diff --git a/buildroot/share/PlatformIO/scripts/lerdge.py b/buildroot/share/PlatformIO/scripts/lerdge.py
new file mode 100644
index 0000000..fd934a1
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/lerdge.py
@@ -0,0 +1,46 @@
+import os,sys
+Import("env")
+
+from SCons.Script import DefaultEnvironment
+board = DefaultEnvironment().BoardConfig()
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/lerdge.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+def encryptByte(byte):
+    byte = 0xFF & ((byte << 6) | (byte >> 2))
+    i = 0x58 + byte
+    j = 0x05 + byte + (i >> 8)
+    byte = (0xF8 & i) | (0x07 & j)
+    return byte
+
+def encrypt_file(input, output_file, file_length):
+    input_file = bytearray(input.read())
+    for i in range(len(input_file)):
+        result = encryptByte(input_file[i])
+        input_file[i] = result
+
+    output_file.write(input_file)
+    return
+
+# Encrypt ${PROGNAME}.bin and save it as build.firmware
+def encrypt(source, target, env):
+    print("Encrypting to:", board.get("build.firmware"))
+    firmware = open(target[0].path, "rb")
+    result = open(target[0].dir.path + "/" + board.get("build.firmware"), "wb")
+    length = os.path.getsize(target[0].path)
+
+    encrypt_file(firmware, result, length)
+
+    firmware.close()
+    result.close()
+
+if 'firmware' in board.get("build").keys():
+  env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
+else:
+  print("You need to define output file via board_build.firmware = 'filename' parameter")
+  exit(1);
diff --git a/buildroot/share/PlatformIO/scripts/mks_encrypt.py b/buildroot/share/PlatformIO/scripts/mks_encrypt.py
new file mode 100644
index 0000000..0d53cdf
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/mks_encrypt.py
@@ -0,0 +1,32 @@
+import os,sys
+Import("env")
+
+from SCons.Script import DefaultEnvironment
+board = DefaultEnvironment().BoardConfig()
+
+# Encrypt ${PROGNAME}.bin and save it as build.firmware ('Robin.bin')
+def encrypt(source, target, env):
+  key = [0xA3, 0xBD, 0xAD, 0x0D, 0x41, 0x11, 0xBB, 0x8D, 0xDC, 0x80, 0x2D, 0xD0, 0xD2, 0xC4, 0x9B, 0x1E, 0x26, 0xEB, 0xE3, 0x33, 0x4A, 0x15, 0xE4, 0x0A, 0xB3, 0xB1, 0x3C, 0x93, 0xBB, 0xAF, 0xF7, 0x3E]
+
+  firmware = open(target[0].path, "rb")
+  robin = open(target[0].dir.path +'/'+ board.get("build.firmware"), "wb")
+  length = os.path.getsize(target[0].path)
+  position = 0
+  try:
+    while position < length:
+      byte = firmware.read(1)
+      if position >= 320 and position < 31040:
+        byte = chr(ord(byte) ^ key[position & 31])
+        if sys.version_info[0] > 2:
+          byte = bytes(byte, 'latin1')
+      robin.write(byte)
+      position += 1
+  finally:
+    firmware.close()
+    robin.close()
+
+if 'firmware' in board.get("build").keys():
+  env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
+else:
+  print("You need to define output file via board_build.firmware = 'filename' parameter", file=sys.stderr)
+  exit(1);
diff --git a/buildroot/share/PlatformIO/scripts/mks_robin.py b/buildroot/share/PlatformIO/scripts/mks_robin.py
new file mode 100644
index 0000000..dd2342b
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/mks_robin.py
@@ -0,0 +1,39 @@
+import os
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08007000
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08007000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/mks_robin.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+# Encrypt ${PROGNAME}.bin and save it as 'Robin.bin'
+def encrypt(source, target, env):
+    import sys
+
+    key = [0xA3, 0xBD, 0xAD, 0x0D, 0x41, 0x11, 0xBB, 0x8D, 0xDC, 0x80, 0x2D, 0xD0, 0xD2, 0xC4, 0x9B, 0x1E, 0x26, 0xEB, 0xE3, 0x33, 0x4A, 0x15, 0xE4, 0x0A, 0xB3, 0xB1, 0x3C, 0x93, 0xBB, 0xAF, 0xF7, 0x3E]
+
+    firmware = open(target[0].path, "rb")
+    robin = open(target[0].dir.path +'/Robin.bin', "wb")
+    length = os.path.getsize(target[0].path)
+    position = 0
+    try:
+        while position < length:
+            byte = firmware.read(1)
+            if position >= 320 and position < 31040:
+                byte = chr(ord(byte) ^ key[position & 31])
+                if sys.version_info[0] > 2:
+                    byte = bytes(byte, 'latin1')
+            robin.write(byte)
+            position += 1
+    finally:
+        firmware.close()
+        robin.close()
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
diff --git a/buildroot/share/PlatformIO/scripts/mks_robin_e3.py b/buildroot/share/PlatformIO/scripts/mks_robin_e3.py
new file mode 100644
index 0000000..3af623c
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/mks_robin_e3.py
@@ -0,0 +1,40 @@
+import os
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08005000
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08005000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/mks_robin_e3.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+
+# Encrypt ${PROGNAME}.bin and save it as 'mksLite.bin'
+def encrypt(source, target, env):
+    import sys
+
+    key = [0xA3, 0xBD, 0xAD, 0x0D, 0x41, 0x11, 0xBB, 0x8D, 0xDC, 0x80, 0x2D, 0xD0, 0xD2, 0xC4, 0x9B, 0x1E, 0x26, 0xEB, 0xE3, 0x33, 0x4A, 0x15, 0xE4, 0x0A, 0xB3, 0xB1, 0x3C, 0x93, 0xBB, 0xAF, 0xF7, 0x3E]
+
+    firmware = open(target[0].path, "rb")
+    robin = open(target[0].dir.path +'/Robin_e3.bin', "wb")
+    length = os.path.getsize(target[0].path)
+    position = 0
+    try:
+        while position < length:
+            byte = firmware.read(1)
+            if position >= 320 and position < 31040:
+                byte = chr(ord(byte) ^ key[position & 31])
+                if sys.version_info[0] > 2:
+                    byte = bytes(byte, 'latin1')
+            robin.write(byte)
+            position += 1
+    finally:
+        firmware.close()
+        robin.close()
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
diff --git a/buildroot/share/PlatformIO/scripts/mks_robin_e3p.py b/buildroot/share/PlatformIO/scripts/mks_robin_e3p.py
new file mode 100644
index 0000000..2aab14b
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/mks_robin_e3p.py
@@ -0,0 +1,40 @@
+import os
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08007000
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08007000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/mks_robin_e3p.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+
+# Encrypt ${PROGNAME}.bin and save it as 'mks_robin_e3p.bin'
+def encrypt(source, target, env):
+    import sys
+
+    key = [0xA3, 0xBD, 0xAD, 0x0D, 0x41, 0x11, 0xBB, 0x8D, 0xDC, 0x80, 0x2D, 0xD0, 0xD2, 0xC4, 0x9B, 0x1E, 0x26, 0xEB, 0xE3, 0x33, 0x4A, 0x15, 0xE4, 0x0A, 0xB3, 0xB1, 0x3C, 0x93, 0xBB, 0xAF, 0xF7, 0x3E]
+
+    firmware = open(target[0].path, "rb")
+    robin = open(target[0].dir.path +'/Robin_e3p.bin', "wb")
+    length = os.path.getsize(target[0].path)
+    position = 0
+    try:
+        while position < length:
+            byte = firmware.read(1)
+            if position >= 320 and position < 31040:
+                byte = chr(ord(byte) ^ key[position & 31])
+                if sys.version_info[0] > 2:
+                    byte = bytes(byte, 'latin1')
+            robin.write(byte)
+            position += 1
+    finally:
+        firmware.close()
+        robin.close()
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
diff --git a/buildroot/share/PlatformIO/scripts/mks_robin_lite.py b/buildroot/share/PlatformIO/scripts/mks_robin_lite.py
new file mode 100644
index 0000000..2f3ae1f
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/mks_robin_lite.py
@@ -0,0 +1,40 @@
+import os
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08005000
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08005000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/mks_robin_lite.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+
+# Encrypt ${PROGNAME}.bin and save it as 'mksLite.bin'
+def encrypt(source, target, env):
+    import sys
+
+    key = [0xA3, 0xBD, 0xAD, 0x0D, 0x41, 0x11, 0xBB, 0x8D, 0xDC, 0x80, 0x2D, 0xD0, 0xD2, 0xC4, 0x9B, 0x1E, 0x26, 0xEB, 0xE3, 0x33, 0x4A, 0x15, 0xE4, 0x0A, 0xB3, 0xB1, 0x3C, 0x93, 0xBB, 0xAF, 0xF7, 0x3E]
+
+    firmware = open(target[0].path, "rb")
+    robin = open(target[0].dir.path +'/mksLite.bin', "wb")
+    length = os.path.getsize(target[0].path)
+    position = 0
+    try:
+        while position < length:
+            byte = firmware.read(1)
+            if position >= 320 and position < 31040:
+                byte = chr(ord(byte) ^ key[position & 31])
+                if sys.version_info[0] > 2:
+                    byte = bytes(byte, 'latin1')
+            robin.write(byte)
+            position += 1
+    finally:
+        firmware.close()
+        robin.close()
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
diff --git a/buildroot/share/PlatformIO/scripts/mks_robin_lite3.py b/buildroot/share/PlatformIO/scripts/mks_robin_lite3.py
new file mode 100644
index 0000000..67ad442
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/mks_robin_lite3.py
@@ -0,0 +1,40 @@
+import os
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08005000
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08005000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/mks_robin_lite.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+
+# Encrypt ${PROGNAME}.bin and save it as 'mksLite.bin'
+def encrypt(source, target, env):
+    import sys
+
+    key = [0xA3, 0xBD, 0xAD, 0x0D, 0x41, 0x11, 0xBB, 0x8D, 0xDC, 0x80, 0x2D, 0xD0, 0xD2, 0xC4, 0x9B, 0x1E, 0x26, 0xEB, 0xE3, 0x33, 0x4A, 0x15, 0xE4, 0x0A, 0xB3, 0xB1, 0x3C, 0x93, 0xBB, 0xAF, 0xF7, 0x3E]
+
+    firmware = open(target[0].path, "rb")
+    robin = open(target[0].dir.path +'/mksLite3.bin', "wb")
+    length = os.path.getsize(target[0].path)
+    position = 0
+    try:
+        while position < length:
+            byte = firmware.read(1)
+            if position >= 320 and position < 31040:
+                byte = chr(ord(byte) ^ key[position & 31])
+                if sys.version_info[0] > 2:
+                    byte = bytes(byte, 'latin1')
+            robin.write(byte)
+            position += 1
+    finally:
+        firmware.close()
+        robin.close()
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
diff --git a/buildroot/share/PlatformIO/scripts/mks_robin_mini.py b/buildroot/share/PlatformIO/scripts/mks_robin_mini.py
new file mode 100644
index 0000000..d386698
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/mks_robin_mini.py
@@ -0,0 +1,40 @@
+import os
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08007000
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08007000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/mks_robin_mini.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+
+# Encrypt ${PROGNAME}.bin and save it as 'Robin_mini.bin'
+def encrypt(source, target, env):
+    import sys
+
+    key = [0xA3, 0xBD, 0xAD, 0x0D, 0x41, 0x11, 0xBB, 0x8D, 0xDC, 0x80, 0x2D, 0xD0, 0xD2, 0xC4, 0x9B, 0x1E, 0x26, 0xEB, 0xE3, 0x33, 0x4A, 0x15, 0xE4, 0x0A, 0xB3, 0xB1, 0x3C, 0x93, 0xBB, 0xAF, 0xF7, 0x3E]
+
+    firmware = open(target[0].path, "rb")
+    robin = open(target[0].dir.path +'/Robin_mini.bin', "wb")
+    length = os.path.getsize(target[0].path)
+    position = 0
+    try:
+        while position < length:
+            byte = firmware.read(1)
+            if position >= 320 and position < 31040:
+                byte = chr(ord(byte) ^ key[position & 31])
+                if sys.version_info[0] > 2:
+                    byte = bytes(byte, 'latin1')
+            robin.write(byte)
+            position += 1
+    finally:
+        firmware.close()
+        robin.close()
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
diff --git a/buildroot/share/PlatformIO/scripts/mks_robin_nano.py b/buildroot/share/PlatformIO/scripts/mks_robin_nano.py
new file mode 100644
index 0000000..a68fd30
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/mks_robin_nano.py
@@ -0,0 +1,40 @@
+import os
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08007000
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08007000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/mks_robin_nano.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+
+# Encrypt ${PROGNAME}.bin and save it as 'Robin_nano.bin'
+def encrypt(source, target, env):
+    import sys
+
+    key = [0xA3, 0xBD, 0xAD, 0x0D, 0x41, 0x11, 0xBB, 0x8D, 0xDC, 0x80, 0x2D, 0xD0, 0xD2, 0xC4, 0x9B, 0x1E, 0x26, 0xEB, 0xE3, 0x33, 0x4A, 0x15, 0xE4, 0x0A, 0xB3, 0xB1, 0x3C, 0x93, 0xBB, 0xAF, 0xF7, 0x3E]
+
+    firmware = open(target[0].path, "rb")
+    robin = open(target[0].dir.path +'/Robin_nano.bin', "wb")
+    length = os.path.getsize(target[0].path)
+    position = 0
+    try:
+        while position < length:
+            byte = firmware.read(1)
+            if position >= 320 and position < 31040:
+                byte = chr(ord(byte) ^ key[position & 31])
+                if sys.version_info[0] > 2:
+                    byte = bytes(byte, 'latin1')
+            robin.write(byte)
+            position += 1
+    finally:
+        firmware.close()
+        robin.close()
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
diff --git a/buildroot/share/PlatformIO/scripts/mks_robin_nano35.py b/buildroot/share/PlatformIO/scripts/mks_robin_nano35.py
new file mode 100644
index 0000000..0047289
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/mks_robin_nano35.py
@@ -0,0 +1,40 @@
+import os
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08007000
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08007000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/mks_robin_nano.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+
+# Encrypt ${PROGNAME}.bin and save it as 'Robin_nano35.bin'
+def encrypt(source, target, env):
+    import sys
+
+    key = [0xA3, 0xBD, 0xAD, 0x0D, 0x41, 0x11, 0xBB, 0x8D, 0xDC, 0x80, 0x2D, 0xD0, 0xD2, 0xC4, 0x9B, 0x1E, 0x26, 0xEB, 0xE3, 0x33, 0x4A, 0x15, 0xE4, 0x0A, 0xB3, 0xB1, 0x3C, 0x93, 0xBB, 0xAF, 0xF7, 0x3E]
+
+    firmware = open(target[0].path, "rb")
+    robin = open(target[0].dir.path +'/Robin_nano35.bin', "wb")
+    length = os.path.getsize(target[0].path)
+    position = 0
+    try:
+        while position < length:
+            byte = firmware.read(1)
+            if position >= 320 and position < 31040:
+                byte = chr(ord(byte) ^ key[position & 31])
+                if sys.version_info[0] > 2:
+                    byte = bytes(byte, 'latin1')
+            robin.write(byte)
+            position += 1
+    finally:
+        firmware.close()
+        robin.close()
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
diff --git a/buildroot/share/PlatformIO/scripts/mks_robin_pro.py b/buildroot/share/PlatformIO/scripts/mks_robin_pro.py
new file mode 100644
index 0000000..2ebf1ff
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/mks_robin_pro.py
@@ -0,0 +1,39 @@
+import os
+Import("env")
+
+# Relocate firmware from 0x08000000 to 0x08007000
+for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_ADDR":
+        env['CPPDEFINES'].remove(define)
+env['CPPDEFINES'].append(("VECT_TAB_ADDR", "0x08007000"))
+
+custom_ld_script = os.path.abspath("buildroot/share/PlatformIO/ldscripts/mks_robin_pro.ld")
+for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,-T" in flag:
+        env["LINKFLAGS"][i] = "-Wl,-T" + custom_ld_script
+    elif flag == "-T":
+        env["LINKFLAGS"][i + 1] = custom_ld_script
+
+# Encrypt ${PROGNAME}.bin and save it as 'Robin.bin'
+def encrypt(source, target, env):
+    import sys
+
+    key = [0xA3, 0xBD, 0xAD, 0x0D, 0x41, 0x11, 0xBB, 0x8D, 0xDC, 0x80, 0x2D, 0xD0, 0xD2, 0xC4, 0x9B, 0x1E, 0x26, 0xEB, 0xE3, 0x33, 0x4A, 0x15, 0xE4, 0x0A, 0xB3, 0xB1, 0x3C, 0x93, 0xBB, 0xAF, 0xF7, 0x3E]
+
+    firmware = open(target[0].path, "rb")
+    robin = open(target[0].dir.path +'/Robin_pro.bin', "wb")
+    length = os.path.getsize(target[0].path)
+    position = 0
+    try:
+        while position < length:
+            byte = firmware.read(1)
+            if position >= 320 and position < 31040:
+                byte = chr(ord(byte) ^ key[position & 31])
+                if sys.version_info[0] > 2:
+                    byte = bytes(byte, 'latin1')
+            robin.write(byte)
+            position += 1
+    finally:
+        firmware.close()
+        robin.close()
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", encrypt);
diff --git a/buildroot/share/PlatformIO/scripts/random-bin.py b/buildroot/share/PlatformIO/scripts/random-bin.py
new file mode 100644
index 0000000..4d7ca5d
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/random-bin.py
@@ -0,0 +1,5 @@
+Import("env")
+
+from datetime import datetime
+
+env['PROGNAME'] = datetime.now().strftime("firmware-%Y%m%d-%H%M%S")
diff --git a/buildroot/share/PlatformIO/scripts/stm32_bootloader.py b/buildroot/share/PlatformIO/scripts/stm32_bootloader.py
new file mode 100644
index 0000000..7f49ea0
--- /dev/null
+++ b/buildroot/share/PlatformIO/scripts/stm32_bootloader.py
@@ -0,0 +1,30 @@
+import os,sys,shutil
+Import("env")
+
+from SCons.Script import DefaultEnvironment
+board = DefaultEnvironment().BoardConfig()
+
+def noencrypt(source, target, env):
+  firmware = os.path.join(target[0].dir.path, board.get("build.firmware"))
+  shutil.copy(target[0].path, firmware)
+
+if 'offset' in board.get("build").keys():
+  LD_FLASH_OFFSET = board.get("build.offset")
+
+  for define in env['CPPDEFINES']:
+    if define[0] == "VECT_TAB_OFFSET":
+      env['CPPDEFINES'].remove(define)
+  env['CPPDEFINES'].append(("VECT_TAB_OFFSET", LD_FLASH_OFFSET))
+
+  maximum_ram_size = board.get("upload.maximum_ram_size")
+
+  for i, flag in enumerate(env["LINKFLAGS"]):
+    if "-Wl,--defsym=LD_FLASH_OFFSET" in flag:
+      env["LINKFLAGS"][i] = "-Wl,--defsym=LD_FLASH_OFFSET=" + LD_FLASH_OFFSET
+    if "-Wl,--defsym=LD_MAX_DATA_SIZE" in flag:
+      env["LINKFLAGS"][i] = "-Wl,--defsym=LD_MAX_DATA_SIZE=" + str(maximum_ram_size - 40)
+
+board_keys = board.get("build").keys()
+# Only copy file if there's no encryptation
+if 'firmware' in board_keys and not 'encrypt' in board_keys:
+  env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", noencrypt)