diff --git a/README.md b/README.md
index 99bcfef55d..57aee2d7f2 100644
--- a/README.md
+++ b/README.md
@@ -119,6 +119,7 @@ User can add a STM32 based board following this [wiki](https://github.com/stm32d
| :green_heart: | [BlackPill F103C(8-B)](https://stm32-base.org/boards/STM32F103C8T6-Black-Pill) | *1.5.0* | |
| :yellow_heart: | Generic F103C(4-6-8-B) | **1.9.0** | |
| :yellow_heart: | [Generic F103R(6-8-B-C-D-E-F-G)](https://stm32-base.org/boards/STM32F103RET6-Generic-Board) | **1.9.0** | |
+| :yellow_heart: | Generic F103T(4-6-8-B) | **1.9.0** | |
| :yellow_heart: | Generic F103V(8-B-C-D-E-F-G) | **1.9.0** | |
| :yellow_heart: | Generic F103Z(C-D-E-F-G) | **1.9.0** | |
| :green_heart: | HY-TinySTM103T | *1.5.0* | |
diff --git a/boards.txt b/boards.txt
index 57d05bc647..cb44e8c65b 100644
--- a/boards.txt
+++ b/boards.txt
@@ -966,6 +966,35 @@ GenF1.menu.pnum.Generic_F103RG.build.board=GENERIC_F103RG
GenF1.menu.pnum.Generic_F103RG.build.product_line=STM32F103xG
GenF1.menu.pnum.Generic_F103RG.build.variant=Generic_F103Rx
+# Generic STM32F103Tx boards
+GenF1.menu.pnum.Generic_F103T4=Generic F103T4
+GenF1.menu.pnum.Generic_F103T4.upload.maximum_size=16384
+GenF1.menu.pnum.Generic_F103T4.upload.maximum_data_size=6144
+GenF1.menu.pnum.Generic_F103T4.build.board=GENERIC_F103T4
+GenF1.menu.pnum.Generic_F103T4.build.product_line=STM32F103x6
+GenF1.menu.pnum.Generic_F103T4.build.variant=Generic_F103Tx
+
+GenF1.menu.pnum.Generic_F103T6=Generic F103T6
+GenF1.menu.pnum.Generic_F103T6.upload.maximum_size=32768
+GenF1.menu.pnum.Generic_F103T6.upload.maximum_data_size=10240
+GenF1.menu.pnum.Generic_F103T6.build.board=GENERIC_F103T6
+GenF1.menu.pnum.Generic_F103T6.build.product_line=STM32F103x6
+GenF1.menu.pnum.Generic_F103T6.build.variant=Generic_F103Tx
+
+GenF1.menu.pnum.Generic_F103T8=Generic F103T8
+GenF1.menu.pnum.Generic_F103T8.upload.maximum_size=65536
+GenF1.menu.pnum.Generic_F103T8.upload.maximum_data_size=20480
+GenF1.menu.pnum.Generic_F103T8.build.board=GENERIC_F103T8
+GenF1.menu.pnum.Generic_F103T8.build.product_line=STM32F103xB
+GenF1.menu.pnum.Generic_F103T8.build.variant=Generic_F103Tx
+
+GenF1.menu.pnum.Generic_F103TB=Generic F103TB
+GenF1.menu.pnum.Generic_F103TB.upload.maximum_size=131072
+GenF1.menu.pnum.Generic_F103TB.upload.maximum_data_size=20480
+GenF1.menu.pnum.Generic_F103TB.build.board=GENERIC_F103TB
+GenF1.menu.pnum.Generic_F103TB.build.product_line=STM32F103xB
+GenF1.menu.pnum.Generic_F103TB.build.variant=Generic_F103Tx
+
# Generic STM32F103Vx boards
GenF1.menu.pnum.Generic_F103V8=Generic F103V8
GenF1.menu.pnum.Generic_F103V8.upload.maximum_size=65536
diff --git a/variants/Generic_F103Tx/PeripheralPins.c b/variants/Generic_F103Tx/PeripheralPins.c
new file mode 100755
index 0000000000..8005493d60
--- /dev/null
+++ b/variants/Generic_F103Tx/PeripheralPins.c
@@ -0,0 +1,216 @@
+/*
+ *******************************************************************************
+ * Copyright (c) 2020, STMicroelectronics
+ * All rights reserved.
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
+ *
+ *******************************************************************************
+ * Automatically generated from STM32F103T(8-B)Ux.xml
+ */
+#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
+WEAK const PinMap PinMap_ADC[] = {
+ {PA_0, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 0, 0)}, // ADC1_IN0
+ // {PA_0, ADC2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 0, 0)}, // ADC2_IN0
+ {PA_1, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 1, 0)}, // ADC1_IN1
+ // {PA_1, ADC2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 1, 0)}, // ADC2_IN1
+ {PA_2, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 2, 0)}, // ADC1_IN2
+ // {PA_2, ADC2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 2, 0)}, // ADC2_IN2
+ {PA_3, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 3, 0)}, // ADC1_IN3
+ // {PA_3, ADC2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 3, 0)}, // ADC2_IN3
+ {PA_4, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 4, 0)}, // ADC1_IN4
+ // {PA_4, ADC2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 4, 0)}, // ADC2_IN4
+ {PA_5, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 5, 0)}, // ADC1_IN5
+ // {PA_5, ADC2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 5, 0)}, // ADC2_IN5
+ {PA_6, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 6, 0)}, // ADC1_IN6
+ // {PA_6, ADC2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 6, 0)}, // ADC2_IN6
+ {PA_7, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7, 0)}, // ADC1_IN7
+ // {PA_7, ADC2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 7, 0)}, // ADC2_IN7
+ {PB_0, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8, 0)}, // ADC1_IN8
+ // {PB_0, ADC2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 8, 0)}, // ADC2_IN8
+ {PB_1, ADC1, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 9, 0)}, // ADC1_IN9
+ // {PB_1, ADC2, STM_PIN_DATA_EXT(STM_MODE_ANALOG, GPIO_NOPULL, 0, 9, 0)}, // ADC2_IN9
+ {NC, NP, 0}
+};
+#endif
+
+//*** No DAC ***
+
+//*** I2C ***
+
+#ifdef HAL_I2C_MODULE_ENABLED
+WEAK const PinMap PinMap_I2C_SDA[] = {
+ {PB_7, I2C1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, AFIO_NONE)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_I2C_MODULE_ENABLED
+WEAK const PinMap PinMap_I2C_SCL[] = {
+ {PB_6, I2C1, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_NOPULL, AFIO_NONE)},
+ {NC, NP, 0}
+};
+#endif
+
+//*** PWM ***
+
+#ifdef HAL_TIM_MODULE_ENABLED
+WEAK const PinMap PinMap_PWM[] = {
+ {PA_0, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 1, 0)}, // TIM2_CH1
+ // {PA_0, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM2_PARTIAL_2, 1, 0)}, // TIM2_CH1
+ {PA_1, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 2, 0)}, // TIM2_CH2
+ // {PA_1, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM2_PARTIAL_2, 2, 0)}, // TIM2_CH2
+ {PA_2, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 3, 0)}, // TIM2_CH3
+ // {PA_2, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM2_PARTIAL_1, 3, 0)}, // TIM2_CH3
+ {PA_3, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 4, 0)}, // TIM2_CH4
+ // {PA_3, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM2_PARTIAL_1, 4, 0)}, // TIM2_CH4
+ {PA_6, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 1, 0)}, // TIM3_CH1
+ // {PA_7, TIM1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM1_PARTIAL, 1, 1)}, // TIM1_CH1N
+ {PA_7, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 2, 0)}, // TIM3_CH2
+ {PA_8, TIM1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 1, 0)}, // TIM1_CH1
+ // {PA_8, TIM1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM1_PARTIAL, 1, 0)}, // TIM1_CH1
+ {PA_9, TIM1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 2, 0)}, // TIM1_CH2
+ // {PA_9, TIM1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM1_PARTIAL, 2, 0)}, // TIM1_CH2
+ {PA_10, TIM1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 3, 0)}, // TIM1_CH3
+ // {PA_10, TIM1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM1_PARTIAL, 3, 0)}, // TIM1_CH3
+ {PA_11, TIM1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 4, 0)}, // TIM1_CH4
+ // {PA_11, TIM1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM1_PARTIAL, 4, 0)}, // TIM1_CH4
+ // {PA_15, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM2_PARTIAL_1, 1, 0)}, // TIM2_CH1
+ {PA_15, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM2_ENABLE, 1, 0)}, // TIM2_CH1
+ // {PB_0, TIM1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM1_PARTIAL, 2, 1)}, // TIM1_CH2N
+ {PB_0, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 3, 0)}, // TIM3_CH3
+ // {PB_0, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM3_PARTIAL, 3, 0)}, // TIM3_CH3
+ // {PB_1, TIM1, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM1_PARTIAL, 3, 1)}, // TIM1_CH3N
+ {PB_1, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 4, 0)}, // TIM3_CH4
+ // {PB_1, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM3_PARTIAL, 4, 0)}, // TIM3_CH4
+ // {PB_3, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM2_PARTIAL_1, 2, 0)}, // TIM2_CH2
+ {PB_3, TIM2, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM2_ENABLE, 2, 0)}, // TIM2_CH2
+ {PB_4, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM3_PARTIAL, 1, 0)}, // TIM3_CH1
+ {PB_5, TIM3, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_TIM3_PARTIAL, 2, 0)}, // TIM3_CH2
+#ifdef STM32F103xB
+ {PB_6, TIM4, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 1, 0)}, // TIM4_CH1
+ {PB_7, TIM4, STM_PIN_DATA_EXT(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE, 2, 0)}, // TIM4_CH2
+#endif
+ {NC, NP, 0}
+};
+#endif
+
+//*** SERIAL ***
+
+#ifdef HAL_UART_MODULE_ENABLED
+WEAK const PinMap PinMap_UART_TX[] = {
+ {PA_2, USART2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE)},
+ {PA_9, USART1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE)},
+ {PB_6, USART1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_USART1_ENABLE)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_UART_MODULE_ENABLED
+WEAK const PinMap PinMap_UART_RX[] = {
+ {PA_3, USART2, STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLUP, AFIO_NONE)},
+ {PA_10, USART1, STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLUP, AFIO_NONE)},
+ {PB_7, USART1, STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLUP, AFIO_USART1_ENABLE)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_UART_MODULE_ENABLED
+WEAK const PinMap PinMap_UART_RTS[] = {
+ {PA_1, USART2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE)},
+ {PA_12, USART1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_UART_MODULE_ENABLED
+WEAK const PinMap PinMap_UART_CTS[] = {
+ {PA_0, USART2, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE)},
+ {PA_11, USART1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE)},
+ {NC, NP, 0}
+};
+#endif
+
+//*** SPI ***
+
+#ifdef HAL_SPI_MODULE_ENABLED
+WEAK const PinMap PinMap_SPI_MOSI[] = {
+ {PA_7, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE)},
+ {PB_5, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_SPI1_ENABLE)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_SPI_MODULE_ENABLED
+WEAK const PinMap PinMap_SPI_MISO[] = {
+ {PA_6, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE)},
+ {PB_4, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_SPI1_ENABLE)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_SPI_MODULE_ENABLED
+WEAK const PinMap PinMap_SPI_SCLK[] = {
+ {PA_5, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE)},
+ {PB_3, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_SPI1_ENABLE)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_SPI_MODULE_ENABLED
+WEAK const PinMap PinMap_SPI_SSEL[] = {
+ {PA_4, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_NONE)},
+ {PA_15, SPI1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_PULLUP, AFIO_SPI1_ENABLE)},
+ {NC, NP, 0}
+};
+#endif
+
+//*** CAN ***
+
+#ifdef HAL_CAN_MODULE_ENABLED
+WEAK const PinMap PinMap_CAN_RD[] = {
+ {PA_11, CAN1, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, AFIO_NONE)},
+ {NC, NP, 0}
+};
+#endif
+
+#ifdef HAL_CAN_MODULE_ENABLED
+WEAK const PinMap PinMap_CAN_TD[] = {
+ {PA_12, CAN1, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, AFIO_NONE)},
+ {NC, NP, 0}
+};
+#endif
+
+//*** No ETHERNET ***
+
+//*** No QUADSPI ***
+
+//*** USB ***
+
+#ifdef HAL_PCD_MODULE_ENABLED
+WEAK const PinMap PinMap_USB[] = {
+ {PA_11, USB, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, AFIO_NONE)}, // USB_DM
+ {PA_12, USB, STM_PIN_DATA(STM_MODE_INPUT, GPIO_NOPULL, AFIO_NONE)}, // USB_DP
+ {NC, NP, 0}
+};
+#endif
+
+//*** No USB_OTG_FS ***
+
+//*** No USB_OTG_HS ***
+
+//*** No SD ***
diff --git a/variants/Generic_F103Tx/PinNamesVar.h b/variants/Generic_F103Tx/PinNamesVar.h
new file mode 100755
index 0000000000..d9076b4dfb
--- /dev/null
+++ b/variants/Generic_F103Tx/PinNamesVar.h
@@ -0,0 +1,30 @@
+/* SYS_WKUP */
+#ifdef PWR_WAKEUP_PIN1
+ SYS_WKUP1 = PA_0,
+#endif
+#ifdef PWR_WAKEUP_PIN2
+ SYS_WKUP2 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN3
+ SYS_WKUP3 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN4
+ SYS_WKUP4 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN5
+ SYS_WKUP5 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN6
+ SYS_WKUP6 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN7
+ SYS_WKUP7 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN8
+ SYS_WKUP8 = NC,
+#endif
+/* USB */
+#ifdef USBCON
+ USB_DM = PA_11,
+ USB_DP = PA_12,
+#endif
diff --git a/variants/Generic_F103Tx/ldscript.ld b/variants/Generic_F103Tx/ldscript.ld
new file mode 100644
index 0000000000..9c96a8c6fb
--- /dev/null
+++ b/variants/Generic_F103Tx/ldscript.ld
@@ -0,0 +1,188 @@
+/*
+*****************************************************************************
+**
+
+** File : ldscript.ld
+**
+** Abstract : Linker script for STM32F103T(4-6-8-B)Ux Device with
+** 16/32/64/128KByte FLASH, 6/10/20/20KByte RAM
+**
+** 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) 2014 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 = 0x20000000 + LD_MAX_DATA_SIZE; /* end of RAM */
+/* Generate a link error if heap and stack don't fit into RAM */
+_Min_Heap_Size = 0x200; /* required amount of heap */
+_Min_Stack_Size = 0x400; /* required amount of stack */
+
+/* Specify the memory areas */
+MEMORY
+{
+RAM (xrw) : ORIGIN = 0x20000000, LENGTH = LD_MAX_DATA_SIZE
+FLASH (rx) : ORIGIN = 0x8000000 + LD_FLASH_OFFSET, LENGTH = LD_MAX_SIZE - LD_FLASH_OFFSET
+}
+
+/* Define output sections */
+SECTIONS
+{
+ /* The startup code goes first into FLASH */
+ .isr_vector :
+ {
+ . = ALIGN(4);
+ KEEP(*(.isr_vector)) /* Startup code */
+ . = ALIGN(4);
+ } >FLASH
+
+ /* The program code and other data goes into FLASH */
+ .text ALIGN(4):
+ {
+ . = 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 */
+ } >FLASH
+
+ /* Constant data goes into FLASH */
+ .rodata :
+ {
+ . = ALIGN(4);
+ *(.rodata) /* .rodata sections (constants, strings, etc.) */
+ *(.rodata*) /* .rodata* sections (constants, strings, etc.) */
+ . = ALIGN(4);
+ } >FLASH
+
+ .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
+ .ARM : {
+ __exidx_start = .;
+ *(.ARM.exidx*)
+ __exidx_end = .;
+ } >FLASH
+
+ .preinit_array :
+ {
+ PROVIDE_HIDDEN (__preinit_array_start = .);
+ KEEP (*(.preinit_array*))
+ PROVIDE_HIDDEN (__preinit_array_end = .);
+ } >FLASH
+ .init_array :
+ {
+ PROVIDE_HIDDEN (__init_array_start = .);
+ KEEP (*(SORT(.init_array.*)))
+ KEEP (*(.init_array*))
+ PROVIDE_HIDDEN (__init_array_end = .);
+ } >FLASH
+ .fini_array :
+ {
+ PROVIDE_HIDDEN (__fini_array_start = .);
+ KEEP (*(SORT(.fini_array.*)))
+ KEEP (*(.fini_array*))
+ PROVIDE_HIDDEN (__fini_array_end = .);
+ } >FLASH
+
+ /* used by the startup to initialize data */
+ _sidata = LOADADDR(.data);
+
+ /* Initialized data sections goes into RAM, load LMA copy after code */
+ .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> FLASH
+
+
+ /* Uninitialized data section */
+ . = 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 standard libraries */
+ /DISCARD/ :
+ {
+ libc.a ( * )
+ libm.a ( * )
+ libgcc.a ( * )
+ }
+
+ .ARM.attributes 0 : { *(.ARM.attributes) }
+}
+
+
diff --git a/variants/Generic_F103Tx/variant.cpp b/variants/Generic_F103Tx/variant.cpp
new file mode 100644
index 0000000000..65e4cd5a22
--- /dev/null
+++ b/variants/Generic_F103Tx/variant.cpp
@@ -0,0 +1,149 @@
+/*
+ *******************************************************************************
+ * Copyright (c) 2018, 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 "pins_arduino.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Digital PinName array
+const PinName digitalPin[] = {
+ PA_0, // Digital pin 0
+ PA_1, // Digital pin 1
+ PA_2, // Digital pin 2
+ PA_3, // Digital pin 3
+ PA_4, // Digital pin 4
+ PA_5, // Digital pin 5
+ PA_6, // Digital pin 6
+ PA_7, // Digital pin 7
+ PA_8, // Digital pin 8
+ PA_9, // Digital pin 9
+ PA_10, // Digital pin 10
+ PA_11, // Digital pin 11
+ PA_12, // Digital pin 12
+ PA_13, // Digital pin 13
+ PA_14, // Digital pin 14
+ PA_15, // Digital pin 15
+
+ PB_0, // Digital pin 16
+ PB_1, // Digital pin 17
+ PB_2, // Digital pin 18
+ PB_3, // Digital pin 19
+ PB_4, // Digital pin 20
+ PB_5, // Digital pin 21
+ PB_6, // Digital pin 22
+ PB_7, // Digital pin 23
+
+ PD_0, // Digital pin 24, used by the external oscillator
+ PD_1 // Digital pin 25, used by the external oscillator
+};
+
+// Analog (Ax) pin number array
+const uint32_t analogInputPin[] = {
+ 0, // A0, PA0
+ 1, // A1, PA1
+ 2, // A2, PA2
+ 3, // A3, PA3
+ 4, // A4, PA4
+ 5, // A5, PA5
+ 6, // A6, PA6
+ 7, // A7, PA7
+ 16, // A8, PB0
+ 17, // A9, PB1
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+// ----------------------------------------------------------------------------
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief System Clock Configuration
+ * The system Clock is configured as follow :
+ * System Clock source = PLL (HSE)
+ * SYSCLK(Hz) = 72000000
+ * HCLK(Hz) = 72000000
+ * AHB Prescaler = 1
+ * APB1 Prescaler = 2
+ * APB2 Prescaler = 1
+ * PLL_Source = HSE
+ * PLL_Mul = 9
+ * Flash Latency(WS) = 2
+ * ADC Prescaler = 6
+ * USB Prescaler = 1.5
+ * @param None
+ * @retval None
+ */
+WEAK void SystemClock_Config(void)
+{
+ RCC_OscInitTypeDef RCC_OscInitStruct;
+ RCC_ClkInitTypeDef RCC_ClkInitStruct;
+ RCC_PeriphCLKInitTypeDef PeriphClkInit;
+
+ /* Initializes the CPU, AHB and APB busses clocks */
+ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
+ RCC_OscInitStruct.HSEState = RCC_HSE_ON;
+ RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1;
+ RCC_OscInitStruct.HSIState = RCC_HSI_ON;
+ RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+ RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
+ RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9;
+ if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
+ while (1);
+ }
+
+ /* Initializes the CPU, AHB and APB busses clocks */
+ RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
+ | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
+ RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
+ RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
+ RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
+ RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
+
+ if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) {
+ while (1);
+ }
+
+ PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_ADC | RCC_PERIPHCLK_USB;
+ PeriphClkInit.AdcClockSelection = RCC_ADCPCLK2_DIV6;
+ PeriphClkInit.UsbClockSelection = RCC_USBCLKSOURCE_PLL_DIV1_5;
+ if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK) {
+ while (1);
+ }
+}
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/variants/Generic_F103Tx/variant.h b/variants/Generic_F103Tx/variant.h
new file mode 100644
index 0000000000..f46859c54a
--- /dev/null
+++ b/variants/Generic_F103Tx/variant.h
@@ -0,0 +1,129 @@
+/*
+ *******************************************************************************
+ * Copyright (c) 2018, 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_
+
+#ifdef __cplusplus
+extern "C" {
+#endif // __cplusplus
+
+// * = F103C8-CB | DIGITAL | ANALOG | USART | TWI | SPI | SPECIAL |
+// |---------|--------|------------|-----------|------------|-----------|
+#define PA0 A0 // | 0 | A0 | | | | |
+#define PA1 A1 // | 1 | A1 | | | | |
+#define PA2 A2 // | 2 | A2 | USART2_TX | | | |
+#define PA3 A3 // | 2 | A2 | USART2_RX | | | |
+#define PA4 A4 // | 4 | A4 | | | SPI1_SS | |
+#define PA5 A5 // | 5 | A5 | | | SPI1_SCK | |
+#define PA6 A6 // | 6 | A6 | | | SPI1_MISO | |
+#define PA7 A7 // | 7 | A7 | | | SPI1_MOSI | |
+#define PA8 8 // | 8 | | | | | |
+#define PA9 9 // | 9 | | USART1_TX | | | |
+#define PA10 10 // | 10 | | USART1_RX | | | |
+#define PA11 11 // | 11 | | | | | USB_DM |
+#define PA12 12 // | 12 | | | | | USB_DP |
+#define PA13 13 // | 13 | | | | | SWD_SWDIO |
+#define PA14 14 // | 14 | | | | | SWD_SWCLK |
+#define PA15 15 // | 15 | | | | SPI1_SS | |
+// |---------|--------|------------|-----------|------------|-----------|
+#define PB0 A8 // | 16 | A8 | | | | |
+#define PB1 A9 // | 17 | A9 | | | | |
+#define PB2 18 // | 18 | | | | | BOOT1 |
+#define PB3 19 // | 19 | | | | SPI1_SCK | |
+#define PB4 20 // | 20 | | | | SPI1_MISO | |
+#define PB5 21 // | 21 | | | | SPI1_MOSI | |
+#define PB6 22 // | 22 | | USART1_TX | TWI1_SCL | | |
+#define PB7 23 // | 23 | | USART1_RX | TWI1_SDA | | |
+// |---------|--------|------------|-----------|------------|-----------|
+#define PD0 24 // | 35 | | | | | OSC_IN |
+#define PD1 25 // | 36 | | | | | OSC_OUT |
+// |---------|--------|------------|-----------|------------|-----------|
+
+
+// This must be a literal
+#define NUM_DIGITAL_PINS 26
+#define NUM_ANALOG_INPUTS 10
+
+// On-board LED pin number
+#ifndef LED_BUILTIN
+#define LED_BUILTIN PA0
+#endif
+#define LED_GREEN LED_BUILTIN
+
+// SPI Definitions
+#define PIN_SPI_SS PA4
+#define PIN_SPI_MOSI PA7
+#define PIN_SPI_MISO PA6
+#define PIN_SPI_SCK PA5
+
+// I2C Definitions
+#define PIN_WIRE_SDA PB7
+#define PIN_WIRE_SCL PB6
+
+// Timer Definitions
+// Use TIM6/TIM7 when possible as servo and tone don't need GPIO output pin
+#define TIMER_TONE TIM3
+#define TIMER_SERVO TIM2
+
+// UART Definitions
+#define SERIAL_UART_INSTANCE 1
+// Default pin used for 'Serial' instance
+// Mandatory for Firmata
+#define PIN_SERIAL_RX PA10
+#define PIN_SERIAL_TX PA9
+
+#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 Serial1
+#endif
+
+#endif /* _VARIANT_ARDUINO_STM32_ */