Code Efficiency

Master the ‘Black Magic’ of C Language Macros in 5 Minutes! `#` and `##` Double Your Code Efficiency

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Master the 'Black Magic' of C Language Macros in 5 Minutes! `#` and `##` Double Your Code Efficiency

Are you still using the most basic<span>#define PI 3.14</span>?80% of embedded engineers have not truly harnessed the power of macros! When you see meaningless entries in your debug logs like<span>val=123</span>, when your code is filled with repetitive type conversions, and when you want to implement generic operations but feel helpless—today, these two symbols willrevolutionize your … Read more

The Ultimate Showdown of C Language’s Three Musketeers: Regular Functions, Inline Functions, and Function-like Macros

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The Ultimate Showdown of C Language's Three Musketeers: Regular Functions, Inline Functions, and Function-like Macros

Scan the code to follow Chip Dynamics and say goodbye to “chip” congestion! Search WeChatChip Dynamics Dear C language warriors, have you ever faced the dilemma of choosing between regular functions, inline functions, and macros when you need to encapsulate a piece of code? Today, we will thoroughly resolve this issue! Inline FunctionsAdvantages of Inline … Read more

Detailed Explanation of Grouping Technology in Assembly Language

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Detailed Explanation of Grouping Technology in Assembly Language

Concept and Function of Grouping Grouping (Group) is a technique in assembly language that combines multiple logical segments into a single physical segment, addressing the issue of frequently switching segment registers in the 8086/8088 architecture. Through grouping, programmers can treat multiple logical segments as one large physical segment for access, thereby simplifying code writing and … Read more

Microcontroller Program Optimization Process!

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Microcontroller Program Optimization Process!

01 Program Structure Optimization 1. Program Writing Structure Although the writing format does not affect the quality of the generated code, certain writing rules should still be followed during actual programming. A clearly written program is beneficial for future maintenance. When writing programs, especially for statements like While, for, do…while, if…else, switch…case, and their nested … Read more

Performance Comparison of Code Based on Different STM32 Library Functions

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Performance Comparison of Code Based on Different STM32 Library Functions

Introduction ST has released three types of library functions to facilitate customers in quickly developing STM32 series MCUs. From the earliest standard peripheral driver library to the later Cube HAL, and then to Cube LL and direct register manipulation. How efficient is the code of these libraries? This article will provide a rough analysis of … Read more

C++ Inline Functions: Tips and Considerations for Improved Efficiency

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C++ Inline Functions: Tips and Considerations for Improved Efficiency

C++ Inline Functions: Tips and Considerations for Improved Efficiency In C++ programming, performance is one of the key concerns for developers. Inline functions, as a special way of defining functions, can effectively enhance the execution efficiency of programs. In this article, we will provide a detailed introduction to what inline functions are, how they work, … Read more