Cortex-M is an ARM core aimed at MCUs, which has been around for about 20 years, with the most classic being the Cortex-M3 core, which is one of the most widely used cores on the market today.As of now (September 2024), the latest and most powerful microcontroller core is the Cortex-M85.https://www.arm.com/en/products/silicon-ip/cores/cortex-m
The Cortex-M85 has upgraded many features compared to the Cortex-M3 core, making it stronger.So, as a regular user (developer),
