What is an Interrupt Service Routine (ISR) in Embedded C? What are the best practices for writing ISRs?

What is an Interrupt Service Routine (ISR) in Embedded C? What are the best practices for writing ISRs?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: medium

标签: interviewbit, c, topic-specific, systems

参考答案摘要

An Interrupt Service Routine (ISR) is a special function that executes automatically when a hardware or software interrupt occurs. Interrupts may be triggered by events such as timer overflow, UART da...

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