Is it possible to pass a parameter to ISR or return a value from it?

Is it possible to pass a parameter to ISR or return a value from it?

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: hard

标签: interviewbit, embedded-c, topic-specific, embedded, c

参考答案摘要

An ISR by nature does not allow anything to pass nor does it return anything. This is because ISR is a routine called whenever hardware or software events occur and is not in control of the code.

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