In the first part of this post, we will take a look at STM32 microcontrollers, their history and the families of microprocessors and boards. The second part includes a step-by-step tutorial on how to set up Keil uVision, create a project and write code to blink the on-board LED on the NUCLEO STM32F103RB.

What is ARM?
The history of ARM

ARM was founded in the late ’90 as a subdivision of Acorn Computers.