diff --git a/stm32-toolchain.cmake b/stm32-toolchain.cmake
new file mode 100644
index 0000000..83b1aea
--- /dev/null
+++ b/stm32-toolchain.cmake
@@ -0,0 +1,36 @@
+# ###############################
+# STM32 toolchain file 
+# ###############################
+
+# Specify the cross-compiler
+set(CROSS_TOOLCHAIN arm-none-eabi-)
+set(CMAKE_SYSTEM_NAME Generic)
+set(CMAKE_SYSTEM_PROCESSOR arm)
+set(CMAKE_CROSSCOMPILING 1)
+set(CMAKE_SYSTEM_VERSION 1)
+
+# Specify the exact Chip
+
+
+# Programmer and debugging 
+set(PROGRAMMER serialupdi)
+set(PORT /dev/ttyU0)
+
+
+# Define the toolchain executables
+set(CMAKE_C_COMPILER avr-gcc)
+set(CMAKE_CXX_COMPILER avr-g++)
+set(CMAKE_ASM_COMPILER avr-gcc)
+set(CMAKE_LINKER avr-ld)
+set(CMAKE_OBJCOPY avr-objcopy)
+set(CMAKE_SIZE avr-size)
+
+
+
+
+# Define compile options
+set(CMAKE_C_FLAGS " -Os -mmcu=${AVR_MCU} -DF_CPU=${F_CPU}")
+set(CMAKE_CXX_FLAGS "-mmcu=${AVR_MCU} -DF_CPU=${F_CPU}")
+set(CMAKE_EXE_LINKER_FLAGS_INIT "-mmcu=${AVR_MCU}")
+
+