Definitive Guide to Arm Cortex-M23 and Cortex-M33 Processors

Chapter 1: Introduction

Abstract

Introduction of the Arm Cortex-M23 and Cortex-M33 processors and how they are related to microcontroller devices. This chapter also gives some background about Arm processors.

Keywords

Cortex-M; Microcontroller; TrustZone

1.1: Microcontrollers and processors

Processors are used in a majority of electronic products: phones, televisions, remote controls, home appliances, electronic toys, computers and their accessories, transportation, building security and safety systems, bank cards, etc. In many cases, those processors are placed inside chips called microcontrollers, which are designed to serve a wide range of applications. Microcontrollers are programmable, which require software developers to write ...