Source: 21ic Electronics Network Original Author: Wang Xiaoqi MCU, DSP, and PLC are important concepts in the field of digital electronics technology, widely used in various fields. This article will provide a detailed comparison and analysis of their definitions, working principles, application areas, advantages, and disadvantages. Definition MCU (Microcontroller Unit) is an electronic product that … Read more
1. Why Change the Approach to Learning FPGA? Hello everyone, I am Du Yong, a senior FPGA digital signal processing algorithm engineer, a university teacher, and a content creator. In my spare time, I enjoy watching sports, movies, listening to music, reading, and jogging. I feel that a happy life is one where I can … Read more
Before talking about FPGA, let me ask a question. What is the essence of a chip? I believe the essence of a chip is the circuit! Simply put, no matter how complex a digital chip is, its foundation is just a combination of AND, OR, and NOT. This is one of the simplest chips available … Read more
FPGA (Field Programmable Gate Array) is a chip that can change its functionality through programming. It features fast computation speed, real-time logic changes, and an internal structure of logic gate arrays. It is a semi-custom circuit developed on the basis of traditional logic circuits and gate arrays like PAL (Programmable Logic Array), GAL (Generic Array … Read more
Digital signal processing is a very fundamental discipline, but its importance to communication majors is self-evident To better assist teachers and students in learning this course, The Arm UK education team has developed this English textbook for a joyful learning experience~ “Digital Signal Processing: Theory and Practice Based on Arm Cortex-M Microcontrollers” “Digital Signal Processing: … Read more
1. Definition of Filter A filter is an electrical component used to reduce or eliminate interference by processing the input signal to obtain the desired signal. It effectively filters out frequency signals at specific frequency points or outside of those frequency points, thereby achieving the function of eliminating interference and obtaining a specific frequency signal. … Read more
Signal processing is one of the core technologies indispensable in fields such as electronic engineering, communication technology, and automation control. It not only relates to the acquisition, conversion, analysis, and expression of information but also directly affects the performance of systems and the effectiveness of applications. MATLAB, as a high-performance numerical computation and visualization software, … Read more
Hello everyone, I am Chen Yi. Today we will dive deep into the three major variable types in PLC: Digital Signals, Analog Signals, and Pulse Signals. These are the most fundamental and important types of signals in PLC control, and understanding them is crucial for mastering PLC programming. Let me help you thoroughly understand these … Read more
Sound Card Driver: The Unsung Hero Behind Computer Sounds When we use computers daily to listen to music, watch movies, or play games, the variety of sounds we experience relies heavily on the silent support of the sound card driver. The sound card driver is truly the unsung hero of computer sound; how does it … Read more
Key Knowledge Points in Chapter One: Understand the characteristics, classifications, development, and applications of embedded systems, and be familiar with the logical components of embedded systems. Understand the main types of embedded processing chips, be familiar with the SoC development process, and comprehend the significant importance of IP cores. Be familiar with the coding of … Read more