The STM32F401CBU3 with ARM Microcontrollers-MCU High-performance access line, ARM Cortex-M4 core with DSP and FPU, 128 Kbytes Flash, 84 MHz CPU, ART Accelerator, is a high-performance microcontroller manufactured by STMicroelectronics. It offers a 32-bit Cortex-M4 CPU with a Floating Point Unit (FPU) and dedicated Digital Signal Processing (DSP) instructions to achieve low-power consumption and performance. It has 128 Kbytes of Flash memory and is powered by an 84 MHz CPU. Furthermore, it is equipped with an ART accelerator which ensures low-latency, fast response times, and efficient memory usage. It can operate down to 1.65 V and is suitable for use in a wide range of embedded applications.