Ultra-low-power with FPU ARM Cortex-M4 MCU 80 MHz with 1 Mbyte Flash, LCD, USB OTG, DFSDM ^^ On-board ST-LINK/V2-1 debugger/programmer with SWD connector ^^ Can be powered from USB ^^ Three LEDs, Two Push-buttons ^^ Support of wide choice of Integrated Development Environments (IDEs) including IAR, ARM Keil, GCC-based IDEs