NUCLEO-L031K6

The "NUCLEO-L031K6" is indeed a versatile STM32 Nucleo-32 Development Board featuring the STM32L031K6 microcontroller.

Here is a summary of its key features and specifications, which you've already provided:

• Microcontroller: STM32L031K6 MCU with an ARM Cortex-M0+ core.
• Arduino Nano Compatibility: Supports Arduino Nano form factor, making it compatible with various Arduino shields and extension boards.
• ST-LINK/V2-1 Debugger/Programmer: An integrated debugger and programmer for ease of programming and debugging.
• Power Options: Flexible power supply options include USB VBUS and external power sources.
• LEDs: LED indicators for USB communication, power status, and user-defined applications.
• Reset Button: A reset button for resetting the board.
• USB Interfaces: Supports USB communication.
• Software Support: Compatible with various integrated development environments (IDEs) such as IAR, Keil, GCC-based IDEs, and the AC6 SW4STM32.
• Weight: Lightweight at approximately 0.0425 Kg.