diff --git a/boards.txt b/boards.txt
index d04b2e6fe8..34c547b3b0 100644
--- a/boards.txt
+++ b/boards.txt
@@ -493,6 +493,42 @@ Maple.menu.upload_method.serialMethod=Serial
Maple.menu.upload_method.serialMethod.upload.protocol=maple_serial
Maple.menu.upload_method.serialMethod.upload.tool=serial_upload
+################################################################################
+# RAK boards
+
+RAK.name=RAKWireless
+
+RAK.build.vid=0x0483
+RAK.build.pid=0x5711
+RAK.vid.0=0x0483
+RAK.pid.0=0x5711
+
+RAK.build.core=arduino
+RAK.build.board=RAK811
+RAK.build.extra_flags=-D{build.product_line} {build.enable_usb} {build.xSerial}
+
+# RAK811 board
+# Support: Serial1 (USART1 on PA10, PA9) and Serial2 (UART4 on PC11, PC10)
+RAK.menu.pnum.RAK811=RAK811
+#RAK.menu.pnum.RAK811.node="NODE_RAK811"
+RAK.menu.pnum.RAK811.upload.maximum_size=128000
+RAK.menu.pnum.RAK811.upload.maximum_data_size=32768
+RAK.menu.pnum.RAK811.build.mcu=cortex-m3
+RAK.menu.pnum.RAK811.build.board=STM32L151CBUx
+RAK.menu.pnum.RAK811.build.series=STM32L1xx
+RAK.menu.pnum.RAK811.build.product_line=STM32L151xB
+RAK.menu.pnum.RAK811.build.variant=RAK811
+RAK.menu.pnum.RAK811.build.cmsis_lib_gcc=arm_cortexM3l_math
+
+# Upload menu
+RAK.menu.upload_method.serialMethod=Serial
+RAK.menu.upload_method.serialMethod.upload.protocol=maple_serial
+RAK.menu.upload_method.serialMethod.upload.tool=serial_upload
+
+RAK.menu.upload_method.STLink=STLink
+RAK.menu.upload_method.STLink.upload.protocol=STLink
+RAK.menu.upload_method.STLink.upload.tool=stlink_upload
+
################################################################################
# Serialx activation
@@ -725,3 +761,31 @@ Maple.menu.opt.o3lto.build.flags.ldspecs=-flto
Maple.menu.opt.ogstd=Debug (-g)
Maple.menu.opt.ogstd.build.flags.optimize=-g -Og
Maple.menu.opt.ogstd.build.flags.ldspecs=
+
+RAK.menu.opt.osstd=Smallest (-Os default)
+RAK.menu.opt.osstd.build.flags.optimize=-Os
+RAK.menu.opt.osstd.build.flags.ldspecs=
+RAK.menu.opt.oslto=Smallest (-Os) with LTO
+RAK.menu.opt.oslto.build.flags.optimize=-Os -flto
+RAK.menu.opt.oslto.build.flags.ldspecs=-flto
+RAK.menu.opt.o1std=Fast (-O1)
+RAK.menu.opt.o1std.build.flags.optimize=-O1
+RAK.menu.opt.o1std.build.flags.ldspecs=
+RAK.menu.opt.o1lto=Fast (-O1) with LTO
+RAK.menu.opt.o1lto.build.flags.optimize=-O1 -flto
+RAK.menu.opt.o1lto.build.flags.ldspecs=-flto
+RAK.menu.opt.o2std=Faster (-O2)
+RAK.menu.opt.o2std.build.flags.optimize=-O2
+RAK.menu.opt.o2std.build.flags.ldspecs=
+RAK.menu.opt.o2lto=Faster (-O2) with LTO
+RAK.menu.opt.o2lto.build.flags.optimize=-O2 -flto
+RAK.menu.opt.o2lto.build.flags.ldspecs=-flto
+RAK.menu.opt.o3std=Fastest (-O3)
+RAK.menu.opt.o3std.build.flags.optimize=-O3
+RAK.menu.opt.o3std.build.flags.ldspecs=
+RAK.menu.opt.o3lto=Fastest (-O3) with LTO
+RAK.menu.opt.o3lto.build.flags.optimize=-O3 -flto
+RAK.menu.opt.o3lto.build.flags.ldspecs=-flto
+RAK.menu.opt.ogstd=Debug (-g)
+RAK.menu.opt.ogstd.build.flags.optimize=-g -Og
+RAK.menu.opt.ogstd.build.flags.ldspecs=
diff --git a/variants/RAK811/PeripheralPins.c b/variants/RAK811/PeripheralPins.c
new file mode 100644
index 0000000000..28fab9b488
--- /dev/null
+++ b/variants/RAK811/PeripheralPins.c
@@ -0,0 +1,221 @@
+/*
+ *******************************************************************************
+ * Copyright (c) 2016, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+#include "Arduino.h"
+#include "PeripheralPins.h"
+
+// =====
+// Note: Commented lines are alternative possibilities which are not used per default.
+// If you change them, you will have to know what you do
+// =====
+
+
+//*** ADC ***
+
+#ifdef HAL_ADC_MODULE_ENABLED
+const PinMap PinMap_ADC[] = {
+ {PA_0, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 0, 0)}, // ADC_IN0
+ {PA_1, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 1, 0)}, // ADC_IN1
+ {PA_2, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 2, 0)}, // ADC_IN2
+ //{PA_3, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 3, 0)}, // ADC_IN3
+ //{PA_4, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 4, 0)}, // ADC_IN4
+ //{PA_5, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 5, 0)}, // ADC_IN5
+ //{PA_6, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 6, 0)}, // ADC_IN6
+ //{PA_7, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7, 0)}, // ADC_IN7
+ {PB_0, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8, 0)}, // ADC_IN8
+ {PB_1, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 9, 0)}, // ADC_IN9
+ {PB_12, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 18, 0)}, // ADC_IN18
+ {PB_13, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 19, 0)}, // ADC_IN19
+ {PB_14, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 20, 0)}, // ADC_IN20
+ {PB_15, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 21, 0)}, // ADC_IN21
+ {NC, NP, 0}
+};
+#endif
+
+//*** DAC ***
+
+#ifdef HAL_DAC_MODULE_ENABLED
+const PinMap PinMap_DAC[] = {
+ //{PA_4, DAC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 1, 0)}, // DAC_OUT1
+ //{PA_5, DAC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 2, 0)}, // DAC_OUT2
+ {NC, NP, 0}
+};
+#endif
+
+//*** I2C ***
+
+#ifdef HAL_I2C_MODULE_ENABLED
+const PinMap PinMap_I2C_SDA[] = {
+ {PB_7, I2C1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)},
+ {PB_9, I2C1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)},
+ //{PB_11, I2C2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C2)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_I2C_MODULE_ENABLED
+const PinMap PinMap_I2C_SCL[] = {
+ {PB_6, I2C1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)},
+ {PB_8, I2C1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C1)},
+ {PB_10, I2C2, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, GPIO_AF4_I2C2)},
+ {NC, NP, 0}
+};
+#endif
+
+//*** PWM ***
+
+#ifdef HAL_TIM_MODULE_ENABLED
+const PinMap PinMap_PWM[] = {
+ {PA_0, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 1, 0)}, // TIM2_CH1
+ {PA_1, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 2, 0)}, // TIM2_CH2
+ {PA_2, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 3, 0)}, // TIM2_CH3
+ {PA_2, TIM9, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM9, 1, 0)}, // TIM9_CH1
+ {PA_3, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 4, 0)}, // TIM2_CH4
+ {PA_3, TIM9, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM9, 2, 0)}, // TIM9_CH2
+ {PA_5, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 1, 0)}, // TIM2_CH1
+ {PA_6, TIM10, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM10, 1, 0)}, // TIM10_CH1
+ {PA_6, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 1, 0)}, // TIM3_CH1
+ {PA_7, TIM11, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM11, 1, 0)}, // TIM11_CH1
+ {PA_7, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 2, 0)}, // TIM3_CH2
+ {PA_15, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 1, 0)}, // TIM2_CH1
+ {PB_0, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 3, 0)}, // TIM3_CH3
+ {PB_1, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 4, 0)}, // TIM3_CH4
+ {PB_3, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 2, 0)}, // TIM2_CH2
+ {PB_4, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 1, 0)}, // TIM3_CH1
+ {PB_5, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM3, 2, 0)}, // TIM3_CH2
+ {PB_6, TIM4, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM4, 1, 0)}, // TIM4_CH1
+ {PB_7, TIM4, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM4, 2, 0)}, // TIM4_CH2
+ {PB_8, TIM10, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM10, 1, 0)}, // TIM10_CH1
+ {PB_8, TIM4, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM4, 3, 0)}, // TIM4_CH3
+ {PB_9, TIM11, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM11, 1, 0)}, // TIM11_CH1
+ {PB_9, TIM4, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF2_TIM4, 4, 0)}, // TIM4_CH4
+ {PB_10, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 3, 0)}, // TIM2_CH3
+ {PB_11, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF1_TIM2, 4, 0)}, // TIM2_CH4
+ {PB_12, TIM10, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM10, 1, 0)}, // TIM10_CH1
+ {PB_13, TIM9, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM9, 1, 0)}, // TIM9_CH1
+ {PB_14, TIM9, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM9, 2, 0)}, // TIM9_CH2
+ {PB_15, TIM11, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF3_TIM11, 1, 0)}, // TIM11_CH1
+ {NC, NP, 0}
+};
+#endif
+
+//*** SERIAL ***
+
+#ifdef HAL_UART_MODULE_ENABLED
+const PinMap PinMap_UART_TX[] = {
+ {PA_2, USART2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART2)},
+ {PA_9, USART1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+ {PB_6, USART1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+ {PB_10, USART3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_UART_MODULE_ENABLED
+const PinMap PinMap_UART_RX[] = {
+ {PA_3, USART2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART2)},
+ {PA_10, USART1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+ {PB_7, USART1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+ {PB_11, USART3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_UART_MODULE_ENABLED
+const PinMap PinMap_UART_RTS[] = {
+ {PA_1, USART2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART2)},
+ {PA_12, USART1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+ {PB_14, USART3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_UART_MODULE_ENABLED
+const PinMap PinMap_UART_CTS[] = {
+ {PA_0, USART2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART2)},
+ {PA_11, USART1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART1)},
+ {PB_13, USART3, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF7_USART3)},
+ {NC, NP, 0}
+};
+#endif
+
+//*** SPI ***
+
+#ifdef HAL_SPI_MODULE_ENABLED
+const PinMap PinMap_SPI_MOSI[] = {
+ {PA_7, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)}, // RADIO_MOSI_PORT
+ //{PA_12, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)}, //LED1
+ {PB_5, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+ {PB_15, SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_SPI_MODULE_ENABLED
+const PinMap PinMap_SPI_MISO[] = {
+ {PA_6, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)}, // RADIO_MISO_PORT
+ {PA_11, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+ //{PB_4, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)}, //LED2
+ {PB_14, SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_SPI_MODULE_ENABLED
+const PinMap PinMap_SPI_SCLK[] = {
+ {PA_5, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},// RADIO_SCLK_PORT
+ {PB_3, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+ {PB_13, SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_SPI_MODULE_ENABLED
+const PinMap PinMap_SPI_SSEL[] = {
+ {PB_0, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)}, // RADIO_NSS_PORT
+ {PA_4, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+ {PA_15, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI1)},
+ {PB_12, SPI2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, GPIO_AF5_SPI2)},
+ {NC, NP, 0}
+};
+#endif
+
+//*** CAN ***
+
+//*** No CAN_RD ***
+
+//*** No CAN_TD ***
+
+//*** ETHERNET ***
+
+//*** No Ethernet ***
+
+//*** QUADSPI ***
+
+//*** No QUADSPI ***
diff --git a/variants/RAK811/ldscript.ld b/variants/RAK811/ldscript.ld
new file mode 100755
index 0000000000..6f6b80e7a9
--- /dev/null
+++ b/variants/RAK811/ldscript.ld
@@ -0,0 +1,202 @@
+/*
+******************************************************************************
+**
+** File : LinkerScript.ld
+**
+** Author : Auto-generated by Ac6 System Workbench
+**
+** Abstract : Linker script for STM32L151CBUx Device from STM32L1 series
+** 16Kbytes RAM
+** 128Kbytes ROM
+**
+** Set heap size, stack size and stack location according
+** to application requirements.
+**
+** Set memory bank area and size if external memory is used.
+**
+** Target : STMicroelectronics STM32
+**
+** Distribution: The file is distributed �as is,� without any warranty
+** of any kind.
+**
+*****************************************************************************
+** @attention
+**
+** © COPYRIGHT(c) 2018 Ac6
+**
+** Redistribution and use in source and binary forms, with or without modification,
+** are permitted provided that the following conditions are met:
+** 1. Redistributions of source code must retain the above copyright notice,
+** this list of conditions and the following disclaimer.
+** 2. Redistributions in binary form must reproduce the above copyright notice,
+** this list of conditions and the following disclaimer in the documentation
+** and/or other materials provided with the distribution.
+** 3. Neither the name of Ac6 nor the names of its contributors
+** may be used to endorse or promote products derived from this software
+** without specific prior written permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+** AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+** SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+** CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+** OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+**
+*****************************************************************************
+*/
+
+/* Entry Point */
+ENTRY(Reset_Handler)
+
+/* Highest address of the user mode stack */
+_estack = 0x20004000; /* end of RAM */
+
+_Min_Heap_Size = 0; /* required amount of heap */
+_Min_Stack_Size = 0x400; /* required amount of stack */
+
+/* Memories definition */
+MEMORY
+{
+ RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 16K
+ ROM (rx) : ORIGIN = 0x8000000, LENGTH = 128K
+}
+
+/* Sections */
+SECTIONS
+{
+ /* The startup code into ROM memory */
+ .isr_vector :
+ {
+ . = ALIGN(4);
+ KEEP(*(.isr_vector)) /* Startup code */
+ . = ALIGN(4);
+ } >ROM
+
+ /* The program code and other data into ROM memory */
+ .text :
+ {
+ . = ALIGN(4);
+ *(.text) /* .text sections (code) */
+ *(.text*) /* .text* sections (code) */
+ *(.glue_7) /* glue arm to thumb code */
+ *(.glue_7t) /* glue thumb to arm code */
+ *(.eh_frame)
+
+ KEEP (*(.init))
+ KEEP (*(.fini))
+
+ . = ALIGN(4);
+ _etext = .; /* define a global symbols at end of code */
+ } >ROM
+
+ /* Constant data into ROM memory*/
+ .rodata :
+ {
+ . = ALIGN(4);
+ *(.rodata) /* .rodata sections (constants, strings, etc.) */
+ *(.rodata*) /* .rodata* sections (constants, strings, etc.) */
+ . = ALIGN(4);
+ } >ROM
+
+ .ARM.extab : {
+ . = ALIGN(4);
+ *(.ARM.extab* .gnu.linkonce.armextab.*)
+ . = ALIGN(4);
+ } >ROM
+
+ .ARM : {
+ . = ALIGN(4);
+ __exidx_start = .;
+ *(.ARM.exidx*)
+ __exidx_end = .;
+ . = ALIGN(4);
+ } >ROM
+
+ .preinit_array :
+ {
+ . = ALIGN(4);
+ PROVIDE_HIDDEN (__preinit_array_start = .);
+ KEEP (*(.preinit_array*))
+ PROVIDE_HIDDEN (__preinit_array_end = .);
+ . = ALIGN(4);
+ } >ROM
+
+ .init_array :
+ {
+ . = ALIGN(4);
+ PROVIDE_HIDDEN (__init_array_start = .);
+ KEEP (*(SORT(.init_array.*)))
+ KEEP (*(.init_array*))
+ PROVIDE_HIDDEN (__init_array_end = .);
+ . = ALIGN(4);
+ } >ROM
+
+ .fini_array :
+ {
+ . = ALIGN(4);
+ PROVIDE_HIDDEN (__fini_array_start = .);
+ KEEP (*(SORT(.fini_array.*)))
+ KEEP (*(.fini_array*))
+ PROVIDE_HIDDEN (__fini_array_end = .);
+ . = ALIGN(4);
+ } >ROM
+
+ /* Used by the startup to initialize data */
+ _sidata = LOADADDR(.data);
+
+ /* Initialized data sections into RAM memory */
+ .data :
+ {
+ . = ALIGN(4);
+ _sdata = .; /* create a global symbol at data start */
+ *(.data) /* .data sections */
+ *(.data*) /* .data* sections */
+
+ . = ALIGN(4);
+ _edata = .; /* define a global symbol at data end */
+ } >RAM AT> ROM
+
+
+ /* Uninitialized data section into RAM memory */
+ . = ALIGN(4);
+ .bss :
+ {
+ /* This is used by the startup in order to initialize the .bss secion */
+ _sbss = .; /* define a global symbol at bss start */
+ __bss_start__ = _sbss;
+ *(.bss)
+ *(.bss*)
+ *(COMMON)
+
+ . = ALIGN(4);
+ _ebss = .; /* define a global symbol at bss end */
+ __bss_end__ = _ebss;
+ } >RAM
+
+ /* User_heap_stack section, used to check that there is enough RAM left */
+ ._user_heap_stack :
+ {
+ . = ALIGN(8);
+ PROVIDE ( end = . );
+ PROVIDE ( _end = . );
+ . = . + _Min_Heap_Size;
+ . = . + _Min_Stack_Size;
+ . = ALIGN(8);
+ } >RAM
+
+
+
+ /* Remove information from the compiler libraries */
+ /DISCARD/ :
+ {
+ libc.a ( * )
+ libm.a ( * )
+ libgcc.a ( * )
+ }
+
+ .ARM.attributes 0 : { *(.ARM.attributes) }
+}
\ No newline at end of file
diff --git a/variants/RAK811/stm32l1xx_hal_conf.h b/variants/RAK811/stm32l1xx_hal_conf.h
new file mode 100755
index 0000000000..960f791fa9
--- /dev/null
+++ b/variants/RAK811/stm32l1xx_hal_conf.h
@@ -0,0 +1,292 @@
+/**
+ ******************************************************************************
+ * @file stm32l1xx_hal_conf.h
+ * @author MCD Application Team
+ * @version 21-April-2017
+ * @date V1.3.0
+ * @brief HAL configuration template file.
+ * This file should be copied to the application folder and renamed
+ * to stm32l1xx_hal_conf.h.
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT(c) 2017 STMicroelectronics
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __STM32L1xx_HAL_CONF_H
+#define __STM32L1xx_HAL_CONF_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Exported types ------------------------------------------------------------*/
+/* Exported constants --------------------------------------------------------*/
+
+/* ########################## Module Selection ############################## */
+/**
+ * @brief This is the list of modules to be used in the HAL driver
+ */
+#define HAL_MODULE_ENABLED
+#define HAL_ADC_MODULE_ENABLED
+/*#define HAL_COMP_MODULE_ENABLED*/
+#define HAL_CORTEX_MODULE_ENABLED
+#define HAL_CRC_MODULE_ENABLED
+/*#define HAL_CRYP_MODULE_ENABLED*/
+#define HAL_DAC_MODULE_ENABLED
+#define HAL_DMA_MODULE_ENABLED
+#define HAL_FLASH_MODULE_ENABLED
+#define HAL_GPIO_MODULE_ENABLED
+#define HAL_I2C_MODULE_ENABLED
+#define HAL_I2S_MODULE_ENABLED
+/*#define HAL_IRDA_MODULE_ENABLED*/
+/*#define HAL_IWDG_MODULE_ENABLED*/
+/*#define HAL_LCD_MODULE_ENABLED*/
+/*#define HAL_NOR_MODULE_ENABLED*/
+/*#define HAL_OPAMP_MODULE_ENABLED*/
+/*#define HAL_PCD_MODULE_ENABLED*/
+#define HAL_PWR_MODULE_ENABLED
+#define HAL_RCC_MODULE_ENABLED
+#define HAL_RTC_MODULE_ENABLED
+/*#define HAL_SD_MODULE_ENABLED*/
+/*#define HAL_SMARTCARD_MODULE_ENABLED*/
+#define HAL_SPI_MODULE_ENABLED
+/*#define HAL_SRAM_MODULE_ENABLED*/
+#define HAL_TIM_MODULE_ENABLED
+#define HAL_UART_MODULE_ENABLED
+#define HAL_USART_MODULE_ENABLED
+/*#define HAL_WWDG_MODULE_ENABLED*/
+
+/* ########################## Oscillator Values adaptation ####################*/
+/**
+ * @brief Adjust the value of External High Speed oscillator (HSE) used in your application.
+ * This value is used by the RCC HAL module to compute the system frequency
+ * (when HSE is used as system clock source, directly or through the PLL).
+ */
+#if !defined (HSE_VALUE)
+ #define HSE_VALUE (12000000U) /*!< Value of the External oscillator in Hz */
+#endif /* HSE_VALUE */
+
+#if !defined (HSE_STARTUP_TIMEOUT)
+ #define HSE_STARTUP_TIMEOUT (100U) /*!< Time out for HSE start up, in ms */
+#endif /* HSE_STARTUP_TIMEOUT */
+
+/**
+ * @brief Internal Multiple Speed oscillator (MSI) default value.
+ * This value is the default MSI range value after Reset.
+ */
+#if !defined (MSI_VALUE)
+ #define MSI_VALUE (16000000U) /*!< Value of the Internal oscillator in Hz*/
+#endif /* MSI_VALUE */
+/**
+ * @brief Internal High Speed oscillator (HSI) value.
+ * This value is used by the RCC HAL module to compute the system frequency
+ * (when HSI is used as system clock source, directly or through the PLL).
+ */
+#if !defined (HSI_VALUE)
+ #define HSI_VALUE (16000000U) /*!< Value of the Internal oscillator in Hz*/
+#endif /* HSI_VALUE */
+
+/**
+ * @brief External Low Speed oscillator (LSE) value.
+ */
+#if !defined (LSE_VALUE)
+ #define LSE_VALUE (32768U) /*!< Value of the External Low Speed oscillator in Hz*/
+#endif /* LSE_VALUE */
+
+/**
+ * @brief Time out for LSE start up value in ms.
+ */
+#if !defined (LSE_STARTUP_TIMEOUT)
+ #define LSE_STARTUP_TIMEOUT (5000U) /*!< Time out for LSE start up, in ms */
+#endif /* LSE_STARTUP_TIMEOUT */
+
+
+/* Tip: To avoid modifying this file each time you need to use different HSE,
+ === you can define the HSE value in your toolchain compiler preprocessor. */
+
+/* ########################### System Configuration ######################### */
+/**
+ * @brief This is the HAL system configuration section
+ */
+#define VDD_VALUE (3300U) /*!< Value of VDD in mv */
+#define TICK_INT_PRIORITY (0x000FU) /*!< tick interrupt priority */
+#define USE_RTOS 0U
+#define PREFETCH_ENABLE 0U
+#define INSTRUCTION_CACHE_ENABLE 1U
+#define DATA_CACHE_ENABLE 1U
+
+/* ########################## Assert Selection ############################## */
+/**
+ * @brief Uncomment the line below to expanse the "assert_param" macro in the
+ * HAL drivers code
+ */
+/*#define USE_FULL_ASSERT 1U*/
+
+/* Includes ------------------------------------------------------------------*/
+/**
+ * @brief Include module's header file
+ */
+
+#ifdef HAL_RCC_MODULE_ENABLED
+ #include "stm32l1xx_hal_rcc.h"
+#endif /* HAL_RCC_MODULE_ENABLED */
+
+#ifdef HAL_GPIO_MODULE_ENABLED
+ #include "stm32l1xx_hal_gpio.h"
+#endif /* HAL_GPIO_MODULE_ENABLED */
+
+#ifdef HAL_DMA_MODULE_ENABLED
+ #include "stm32l1xx_hal_dma.h"
+#endif /* HAL_DMA_MODULE_ENABLED */
+
+#ifdef HAL_CORTEX_MODULE_ENABLED
+ #include "stm32l1xx_hal_cortex.h"
+#endif /* HAL_CORTEX_MODULE_ENABLED */
+
+#ifdef HAL_ADC_MODULE_ENABLED
+ #include "stm32l1xx_hal_adc.h"
+#endif /* HAL_ADC_MODULE_ENABLED */
+
+#ifdef HAL_COMP_MODULE_ENABLED
+ #include "stm32l1xx_hal_comp.h"
+#endif /* HAL_COMP_MODULE_ENABLED */
+
+#ifdef HAL_CRC_MODULE_ENABLED
+ #include "stm32l1xx_hal_crc.h"
+#endif /* HAL_CRC_MODULE_ENABLED */
+
+#ifdef HAL_CRYP_MODULE_ENABLED
+ #include "stm32l1xx_hal_cryp.h"
+#endif /* HAL_CRYP_MODULE_ENABLED */
+
+#ifdef HAL_DAC_MODULE_ENABLED
+ #include "stm32l1xx_hal_dac.h"
+#endif /* HAL_DAC_MODULE_ENABLED */
+
+#ifdef HAL_FLASH_MODULE_ENABLED
+ #include "stm32l1xx_hal_flash.h"
+#endif /* HAL_FLASH_MODULE_ENABLED */
+
+#ifdef HAL_SRAM_MODULE_ENABLED
+ #include "stm32l1xx_hal_sram.h"
+#endif /* HAL_SRAM_MODULE_ENABLED */
+
+#ifdef HAL_NOR_MODULE_ENABLED
+ #include "stm32l1xx_hal_nor.h"
+#endif /* HAL_NOR_MODULE_ENABLED */
+
+#ifdef HAL_I2C_MODULE_ENABLED
+ #include "stm32l1xx_hal_i2c.h"
+#endif /* HAL_I2C_MODULE_ENABLED */
+
+#ifdef HAL_I2S_MODULE_ENABLED
+ #include "stm32l1xx_hal_i2s.h"
+#endif /* HAL_I2S_MODULE_ENABLED */
+
+#ifdef HAL_IWDG_MODULE_ENABLED
+ #include "stm32l1xx_hal_iwdg.h"
+#endif /* HAL_IWDG_MODULE_ENABLED */
+
+#ifdef HAL_LCD_MODULE_ENABLED
+ #include "stm32l1xx_hal_lcd.h"
+#endif /* HAL_LCD_MODULE_ENABLED */
+
+#ifdef HAL_OPAMP_MODULE_ENABLED
+ #include "stm32l1xx_hal_opamp.h"
+#endif /* HAL_OPAMP_MODULE_ENABLED */
+
+#ifdef HAL_PWR_MODULE_ENABLED
+ #include "stm32l1xx_hal_pwr.h"
+#endif /* HAL_PWR_MODULE_ENABLED */
+
+#ifdef HAL_RTC_MODULE_ENABLED
+ #include "stm32l1xx_hal_rtc.h"
+#endif /* HAL_RTC_MODULE_ENABLED */
+
+#ifdef HAL_SD_MODULE_ENABLED
+ #include "stm32l1xx_hal_sd.h"
+#endif /* HAL_SD_MODULE_ENABLED */
+
+#ifdef HAL_SPI_MODULE_ENABLED
+ #include "stm32l1xx_hal_spi.h"
+#endif /* HAL_SPI_MODULE_ENABLED */
+
+#ifdef HAL_TIM_MODULE_ENABLED
+ #include "stm32l1xx_hal_tim.h"
+#endif /* HAL_TIM_MODULE_ENABLED */
+
+#ifdef HAL_UART_MODULE_ENABLED
+ #include "stm32l1xx_hal_uart.h"
+#endif /* HAL_UART_MODULE_ENABLED */
+
+#ifdef HAL_USART_MODULE_ENABLED
+ #include "stm32l1xx_hal_usart.h"
+#endif /* HAL_USART_MODULE_ENABLED */
+
+#ifdef HAL_IRDA_MODULE_ENABLED
+ #include "stm32l1xx_hal_irda.h"
+#endif /* HAL_IRDA_MODULE_ENABLED */
+
+#ifdef HAL_SMARTCARD_MODULE_ENABLED
+ #include "stm32l1xx_hal_smartcard.h"
+#endif /* HAL_SMARTCARD_MODULE_ENABLED */
+
+#ifdef HAL_WWDG_MODULE_ENABLED
+ #include "stm32l1xx_hal_wwdg.h"
+#endif /* HAL_WWDG_MODULE_ENABLED */
+
+#ifdef HAL_PCD_MODULE_ENABLED
+ #include "stm32l1xx_hal_pcd.h"
+#endif /* HAL_PCD_MODULE_ENABLED */
+
+/* Exported macro ------------------------------------------------------------*/
+#ifdef USE_FULL_ASSERT
+/**
+ * @brief The assert_param macro is used for function's parameters check.
+ * @param expr: If expr is false, it calls assert_failed function
+ * which reports the name of the source file and the source
+ * line number of the call that failed.
+ * If expr is true, it returns no value.
+ * @retval None
+ */
+ #define assert_param(expr) ((expr) ? (void)0U : assert_failed((uint8_t *)__FILE__, __LINE__))
+/* Exported functions ------------------------------------------------------- */
+ void assert_failed(uint8_t* file, uint32_t line);
+#else
+ #define assert_param(expr) ((void)0U)
+#endif /* USE_FULL_ASSERT */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32L1xx_HAL_CONF_H */
+
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/variants/RAK811/variant.cpp b/variants/RAK811/variant.cpp
new file mode 100755
index 0000000000..75811a270e
--- /dev/null
+++ b/variants/RAK811/variant.cpp
@@ -0,0 +1,146 @@
+/*
+ *******************************************************************************
+ * Copyright (c) 2017, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+
+#include "variant.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Pin number
+// This array allows to wrap Arduino pin number(Dx or x)
+// to STM32 PinName (PX_n)
+const PinName digitalPin[] = {
+//PX_n, //Dx
+ PA_0, //D0
+ PA_1, //D1
+ PA_2, //D2
+ PA_8, //D3
+ PA_9, //D4
+ PA_10, //D5
+ PA_11, //DIO0
+ PA_12, //D6 - LED1
+ PA_13, //D7
+ PA_14, //D8
+ PA_15, //D9
+ PB_2, //D10
+ PB_3, //D11
+ PB_4, //D12
+ PB_5, //D13
+ PB_8, //D14
+ PB_9, //D15
+ PB_10, //D16
+ PB_11, //D17
+ PB_12, //D18/A18
+ PB_13, //RESET LORA
+ PB_14, //D19/A20
+ PB_15, //D20/A21
+ PA_5, //SCK RADIO LORA
+ PA_6, //MISO RADIO LORA
+ PA_7, //MOSI RADIO LORA
+ PB_0, //NSS RADIO LORA
+ PB_1, //DIO1
+ PA_3, //DIO2
+ PH_0, //DIO3
+ PC_13, //DIO4
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+// ----------------------------------------------------------------------------
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief System Clock Configuration
+ * @param None
+ * @retval None
+ */
+/*
+WEAK void SystemClock_Config(void)
+{
+// Here copy the desired System Clock Configuration
+// It could be generated thanks STM32CubeMX after code generation for Toolchain/IDE: 'SW4STM32',
+// available in src/main.c
+// or
+// copied from a STM32CubeYY project examples
+// where 'YY' could be F0, F1, F2, F3, F4, F7, L0, L1, L4
+}
+*/
+WEAK void SystemClock_Config(void)
+{
+ RCC_OscInitTypeDef RCC_OscInitStruct;
+ RCC_ClkInitTypeDef RCC_ClkInitStruct;
+ RCC_PeriphCLKInitTypeDef PeriphClkInit;
+
+ __HAL_RCC_PWR_CLK_ENABLE( );
+
+ __HAL_PWR_VOLTAGESCALING_CONFIG( PWR_REGULATOR_VOLTAGE_SCALE2 );
+
+ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI|RCC_OSCILLATORTYPE_LSE;
+ RCC_OscInitStruct.HSIState = RCC_HSI_ON;
+ RCC_OscInitStruct.LSEState = RCC_LSE_ON;
+ RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
+ RCC_OscInitStruct.PLL.PLLState = RCC_PLL_OFF;
+// RCC_OscInitStruct.MSIClockRange = RCC_MSIRANGE_6;
+// RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
+// RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL8;
+// RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3;
+ HAL_RCC_OscConfig( &RCC_OscInitStruct );
+
+ RCC_ClkInitStruct.ClockType = ( RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2 );
+ RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
+ RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
+ RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
+ RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
+ HAL_RCC_ClockConfig( &RCC_ClkInitStruct, FLASH_LATENCY_1 );
+
+ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_RTC;
+ PeriphClkInit.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
+ HAL_RCCEx_PeriphCLKConfig( &PeriphClkInit );
+
+ HAL_SYSTICK_Config( HAL_RCC_GetHCLKFreq( ) / 1000 );
+
+ HAL_SYSTICK_CLKSourceConfig( SYSTICK_CLKSOURCE_HCLK );
+
+ /* HAL_NVIC_GetPriorityGrouping*/
+ HAL_NVIC_SetPriorityGrouping( NVIC_PRIORITYGROUP_4 );
+
+ /* SysTick_IRQn interrupt configuration */
+ HAL_NVIC_SetPriority( SysTick_IRQn, 0, 0 );
+}
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/variants/RAK811/variant.h b/variants/RAK811/variant.h
new file mode 100755
index 0000000000..fd5d0c76fc
--- /dev/null
+++ b/variants/RAK811/variant.h
@@ -0,0 +1,214 @@
+/*
+ *******************************************************************************
+ * Copyright (c) 2017, STMicroelectronics
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of STMicroelectronics nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+
+#ifndef _VARIANT_ARDUINO_STM32_
+#define _VARIANT_ARDUINO_STM32_
+
+/*----------------------------------------------------------------------------
+ * Headers
+ *----------------------------------------------------------------------------*/
+#include "PeripheralPins.h"
+
+#ifdef __cplusplus
+extern "C"{
+#endif // __cplusplus
+
+/*----------------------------------------------------------------------------
+ * Pins
+ *----------------------------------------------------------------------------*/
+extern const PinName digitalPin[];
+
+// Enum defining pin names to match digital pin number --> Dx
+// !!!
+// !!! Copy the digitalPin[] array in variant.cpp
+// !!! and remove all '_': PX_n --> PXn
+// !!! For NC, suffix by _x where x is the number of NC:
+// !!! NC_1, NC_2,...
+// !!! For duplicated pin name, suffix by _x where x is the number of pin:
+// !!! PA7, PA7_2, PA7_3,...
+enum {
+ PA0, //D0
+ PA1, //D1
+ PA2, //D2
+ PA8, //D3
+ PA9, //D4
+ PA10, //D5
+ PA11, //DIO0
+ PA12, //D6 - LED1
+ PA13, //D7
+ PA14, //D8
+ PA15, //D9
+ PB2, //D10
+ PB3, //D11
+ PB4, //D12 - LED2
+ PB5, //D13
+ PB8, //D15
+ PB9, //D14
+ PB10, //D16
+ PB11, //D17
+ PB12, //D18/A18
+ PB14, //D19/A20
+ PB13, //RESET LORA
+ PB15, //D20/A21
+ PA5, //SCK RADIO LORA
+ PA6, //MISO RADIO LORA
+ PA7, //MOSI RADIO LORA
+ PB0, //NSS RADIO LORA
+ PB1, //DIO1
+ PA3, //DIO2
+ PH0, //DIO3
+ PC13, //DIO4
+ PEND
+};
+
+// This must be a literal with the same value as PEND
+// It is used with preprocessor tests (e.g. #if NUM_DIGITAL_PINS > 3)
+// so an enum will not work.
+#define NUM_DIGITAL_PINS 31
+
+// Allow to define Arduino style alias for analog input pin number --> Ax
+// All pins are digital, analog inputs are a subset of digital pins
+// and must be contiguous to be able to loop on each value
+// This must be a literal with a value less than or equal to MAX_ANALOG_INPUTS
+// defined in pin_arduino.h
+// It is used with preprocessor tests (e.g. #if NUM_ANALOG_INPUTS > 3)
+// so an enum will not work.
+// !!!
+// !!! It must be aligned with the number of analog PinName
+// !!! defined in digitalPin[] array in variant.cpp
+// !!!
+#define NUM_ANALOG_INPUTS 3
+// Define digital pin number of the first analog input (i.e. which digital pin is A0)
+// First analog pin value (A0) must be greater than or equal to NUM_ANALOG_INPUTS
+#define NUM_ANALOG_FIRST 18
+
+// Below ADC, DAC and PWM definitions already done in the core
+// Could be redefined here if needed
+// ADC resolution is 12bits
+//#define ADC_RESOLUTION 12
+//#define DACC_RESOLUTION 12
+
+// PWM resolution
+//#define PWM_RESOLUTION 8
+//#define PWM_FREQUENCY 1000
+//#define PWM_MAX_DUTY_CYCLE 255
+
+// On-board LED pin number
+#define LED_BUILTIN PA12
+#define LED_GREEN LED_BUILTIN
+
+// On-board user button
+//#define USER_BTN x
+
+// Below SPI and I2C definitions already done in the core
+// Could be redefined here if differs from the default one
+// SPI Definitions
+//#define PIN_SPI_SS 10 // Default for Arduino connector compatibility
+//#define PIN_SPI_MOSI 11 // Default for Arduino connector compatibility
+//#define PIN_SPI_MISO 12 // Default for Arduino connector compatibility
+//#define PIN_SPI_SCK 13 // Default for Arduino connector compatibility
+
+// LORA
+#define RADIO_RESET_PORT PB13
+#define RADIO_MOSI_PORT PA7
+#define RADIO_MISO_PORT PA6
+#define RADIO_SCLK_PORT PA5
+#define RADIO_NSS_PORT PB0
+#define RADIO_DIO_0_PORT PA11
+#define RADIO_DIO_1_PORT PB1
+#define RADIO_DIO_2_PORT PA3
+#define RADIO_DIO_3_PORT PH0
+#define RADIO_DIO_4_PORT PC13
+//#define RADIO_DIO_5_PORT PA4
+
+#define RADIO_RF_CRX_RX PB_6 //CRF3 (ANT_SWITCH_TX_BOOST) RADIO_ANT_SWITCH_RX
+#define RADIO_RF_CBT_HF PB_7 //CRF2 HF (ANT_SWITCH_TX_RFO)
+#define RADIO_RF_CTX_PA PA_4 //CRF1 PA (ANT_SWITCH_RX) RADIO_ANT_SWITCH_TX_PA
+#define RADIO_XTAL_EN PH_1
+
+// I2C Definitions
+#define PIN_WIRE_SDA PB9 // Default for Arduino connector compatibility
+#define PIN_WIRE_SCL PB8 // Default for Arduino connector compatibility
+
+// Timer Definitions
+//Do not use timer used by PWM pins when possible. See PinMap_PWM in PeripheralPins.c
+#define TIMER_TONE TIM10
+//#define TIMER_UART_EMULATED TIMx
+
+// Do not use basic timer: OC is required
+#define TIMER_SERVO TIM2 //TODO: advanced-control timers don't work
+
+// UART Definitions
+// Define here Serial instance number to map on Serial generic name
+#define SERIAL_UART_INSTANCE 2 //ex: 2 for Serial2 (USART2)
+// DEBUG_UART could be redefined to print on another instance than 'Serial'
+//#define DEBUG_UART ((USART_TypeDef *) U(S)ARTX) // ex: USART3
+// DEBUG_UART baudrate, default: 9600 if not defined
+//#define DEBUG_UART_BAUDRATE x
+// DEBUG_UART Tx pin name, default: the first one found in PinMap_UART_TX for DEBUG_UART
+//#define DEBUG_PINNAME_TX PX_n // PinName used for TX
+
+// UART Emulation (uncomment if needed, required TIM1)
+//#define UART_EMUL_RX PX_n // PinName used for RX
+//#define UART_EMUL_TX PX_n // PinName used for TX
+
+// Default pin used for 'Serial' instance (ex: ST-Link)
+// Mandatory for Firmata
+#define PIN_SERIAL_RX 5
+#define PIN_SERIAL_TX 4
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+/*----------------------------------------------------------------------------
+ * Arduino objects - C++ only
+ *----------------------------------------------------------------------------*/
+
+#ifdef __cplusplus
+// These serial port names are intended to allow libraries and architecture-neutral
+// sketches to automatically default to the correct port name for a particular type
+// of use. For example, a GPS module would normally connect to SERIAL_PORT_HARDWARE_OPEN,
+// the first hardware serial port whose RX/TX pins are not dedicated to another use.
+//
+// SERIAL_PORT_MONITOR Port which normally prints to the Arduino Serial Monitor
+//
+// SERIAL_PORT_USBVIRTUAL Port which is USB virtual serial
+//
+// SERIAL_PORT_LINUXBRIDGE Port which connects to a Linux system via Bridge library
+//
+// SERIAL_PORT_HARDWARE Hardware serial port, physical RX & TX pins.
+//
+// SERIAL_PORT_HARDWARE_OPEN Hardware serial ports which are open for use. Their RX & TX
+// pins are NOT connected to anything by default.
+#define SERIAL_PORT_MONITOR Serial
+#define SERIAL_PORT_HARDWARE Serial
+#endif
+
+#endif /* _VARIANT_ARDUINO_STM32_ */
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