The NUCLEO-F334R8 development board works with the STM32 F3 series, enabling you to build your own prototypes for embedded applications; It also comes with the STM32F334R8T6 onboard microcontroller. The STM32 Nucleo board (NucleO-F334R8) provides flexibility when evaluating and developing 32-bit ARM CortexTM M4 STM32F3 processors. The Nucleo board has Arduino compatible connection support and features a ST Morpho tube holder, making it easy to use and giving you access to the functionality of Nucleo's open development platform.