STM32F101 devices use the Cortex-M3 core, with a maximum CPU speed of 36 MHz. The portfolio covers from 16-Kbyte to 1-Mbyte of Flash, and offers a good trade-off between performance and cost.
Read more about the benefits of the 32-bit Arm Cortex-M3 processor for MCUs here.
Learn about the key features and benefits of the Arm Cortex M3 processor core. Discover our M3-based microcontroller series.