STM32 by ST NUCLEO-F303RE Nucleo Development Board : Amazon.de: Computer & Zubehör
STMicroelectronics Nucleo Model STM32-Nucleo-64, development board with MCU, supports Arduino and ST-Morpho connectivity : Amazon.de: Business, Industry & Science
STM32F303RE - Mainstream Mixed signals MCUs Arm Cortex-M4 core with DSP and FPU, 512 Kbytes of Flash memory, 72 MHz CPU, MPU, CCM, 12-bit ADC 5 MSPS, PGA, comparators - STMicroelectronics