Today, let’s talk about pointers in C language—this “address navigator” in the programming world. Pointers are like a “GPS” in programming, helping us accurately locate and manipulate data in memory. Mastering the essence of pointers will elevate your programming skills to a new level. Definition of Pointers and Memory Addresses In C language, pointers are … Read more
First, let’s address two questions ◆ What are the differences between pointers and references? ◆ When should we use pointers? When should we use references? Differences between Pointers and References See the code below: A pointer is used to represent a memory address, and this pointer is the address of the variable it points to. … Read more
Understanding C Language File Operations – An Array in Essence There are four main components of C language files: Opening (Creating) and Closing Files、Read and Write Operations、Positioning Operations、Error Checking，this article will explain the first two topics. 🌟 1. Opening and Closing Files •<span>fopen</span> •Function：Opens a file and returns a pointer to that file. •Prototype：<span>FILE *fopen(const … Read more
In today’s digital age, programming has become an essential skill. For college students, learning C language not only lays a solid programming foundation but also opens up more possibilities for future career development. This article will analyze the five major benefits of college students learning C language and introduce high-quality C language training resources in … Read more
Robot toys are always fascinating as they encompass a wealth of scientific knowledge. Driven by curiosity, children not only find them engaging but are also more interested in exploring their mysteries. However, the high prices of robots on the market are not affordable for all families. So, is there a cost-effective yet quality solution? Chickbot … Read more
Porting C to the MCU (commonly known as microcontroller) 8051 began in the late 1980s. Objectively speaking, there are many challenges in porting C to the 8051 MCU. For example: · The 8051’s non-Von Neumann architecture (separate program and data memory spaces), along with additional bit-addressable memory space on the chip; · The on-chip data and … Read more
Since the late 1970s, when microcontrollers were first introduced, there has been a long history of development in microcontroller technology. Microcontrollers are particularly suitable for embedded systems and are subject to strict size management, which is why almost every electronic device you see today integrates a microcontroller. The widespread application means that learners of microcontrollers … Read more
01Software Download Official Website Arduino Official Website:https://www.arduino.cc/en/software/ Mixly Official Website: http://mixio.org/explore/softwareNote: If you cannot download, please reply with “Microcontroller or Maxly” in the background or comment section to obtain the software.02IDE Interface Introduction Verify:Verify:Code compilation ensures the program is correct; Upload:Upload to the Arduino board; Select Board & Port:Select Board & Port:The detected Arduino boards … Read more
MATLAB Programming and Applications (Third Edition by Liu Weiguo) Chief Editor: Liu Weiguo Publisher: Higher Education Press Chapter 1: MATLAB System Environment – Exercise Answers Chapter 2: MATLAB Data and Operations – Exercise Answers Chapter 3: MATLAB Matrix Processing – Exercise Answers Chapter 4: MATLAB Program Control Flow – Exercise Answers Chapter 5: MATLAB Plotting … Read more
1. Overview of PLC Basics and Word Logic Instructions A Programmable Logic Controller (PLC) is the core device for industrial automation control, managing production processes by executing user programs stored in internal memory. The basic working principle of a PLC is to sequentially perform input sampling, program execution, and output refresh during a scan cycle. … Read more