The Definitive Guide to ARM® Cortex®-M3 and Cortex®-M4 Processors, 3rd Edition

Chapter 7

Exceptions and Interrupts

Abstract

This chapter focus on exceptions and interrupt handling. The topics covered included Nested Vectored Interrupt Controller (NVIC), exception types (including interrupts), priority levels, vector table, interrupt handling behaviors, interrupt handling sequences, interrupt management using CMSIS-Core APIs and the programmer's model of the NVIC.

Keywords

exception; interrupts; priority; vector table; exception entrance; exception return; NVIC; System Control Block (SCB); interrupt masking; pending status

Chapter Outline

7.1 Overview of exceptions and interrupts

7.2 Exception types

7.3 Overview of interrupt management

7.4 Definitions of priority

7.5 Vector table and vector table relocation

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