how do you read an input port in a microcontroller continuously without compiler optimization

Question

Subodh Kumar · Accepted Answer

We can read input port in microcontroller without compiler optimization  by using Volatile Keyword. Volatile Keyword instructs compiler that not to optimize the variable. generally Compiler Do optimization to run code faster and to reduce code size also.

Anonimo · Answer

Answered the basics, but couldn't answer completely

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