I am Lao Wen, an embedded engineer who loves learning.Follow me, and let’s become better together! The Memory Copy Function memcpy memcpy is short for memory copy, which means copying memory. We often use it when writing C programs. Its function prototype is as follows: void *memcpy(void *dest, const void *src, size_t n); Its function … Read more
Click the above“Embedded and Linux Matters” Select“Top/Star Public Account” Welfare and valuable content delivered promptly Defensive Programming The reliability of embedded products is naturally inseparable from hardware, but when the hardware is determined and there is no third-party testing, code written with the idea of defensive programming often has higher stability. Defensive programming first requires … Read more
Hello everyone, I am Xiaomai. Today, we will discuss programming standards. I previously wrote an article titled “A Comprehensive Compilation of Linux Kernel Source Code Standards” because Linux is a large open-source project developed by many people, and the importance of adhering to corresponding programming standards is evident. Although what suits you best is the … Read more
Follow+Star Public Account Number, don’t miss out on exciting contentAuthor | Mr.Deng Source | Embedded Intelligence Bureau This article shares the intricacies of using <span>const</span> with pointers in embedded C. As we all know, the flexibility of pointers is the core charm of C, but it is also a double-edged sword—carelessness can lead to memory … Read more
The toolchain version I am using is arm-gnu-toolchain-12.3.rel1-x86_64-arm-none-eabi and it is necessary to add the following to the linker parameters: -u_printf_float Otherwise, when using “%f”, the output will be an empty string. Please open in the WeChat client.
Content Hello everyone, I am Bug Jun! Today, I found a coding standard to share with you, which can help avoid many bugs~ “ Introduction: This article analyzes the embedded C coding standards shared by a foreigner on GitHub (recommended for careful reading): Embedded Mixed Bag.Keywords: Embedded, C Statements, Coding Standards ” Sharing the embedded … Read more
How to excel in Embedded Systems? When you ask this question, you will often hear the advice to master C language!Today, I recommend a comprehensive summary of knowledge points in Embedded C Language written by an expert, which is definitely worth reading. From a grammatical perspective, C language is not complex, but writing high-quality and … Read more
Click the “Microcontroller” above, and select “Top/Star“Public Account to receive the latest articles! Introduction How to optimize embedded C code? Application of Wuhan Chip Source General MCU CW32F030 series products in massage guns – Wuhan Chip Source Semiconductor Co., Ltd. [C Language Advanced] Efficiently troubleshooting your C programs using assert [C Language Advanced] Advanced usage … Read more
