The CPU does not need to be an opaque box of mystery. Skilled programmers learn their tools, including what goes on inside the CPU. Very skilled programmers learn to optimize their code by knowing ...
In my previous article, Understanding the Microprocessor, I gave a high-level overview of what a microprocessor is and how it functions. I talked about the kinds of tasks it performs and the different ...
The Cortex-M3 processor has a three-stage pipeline. The pipeline stages are instruction fetch, instruction decode, and instruction execution (see Figure 6.1). Figure 6.1: The Three-Stage Pipeline in ...
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