3C Electronics

Comprehensive Practical Tutorial on 51 Microcontroller

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Comprehensive Practical Tutorial on 51 Microcontroller

Course Details: This course mainly introduces the process, methods, techniques, and design concepts of 51 microcontroller application system development through typical examples, focusing on the system design of the 51 microcontroller, combining software and hardware in a simple and understandable manner. This book comprehensively explains various technologies in microcontroller development through 26 module examples, including … Read more

A Brief History of PCB Development

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A Brief History of PCB Development

Like many other great inventions in history, the printed circuit board (PCB) as we know it today is built on the foundation of historical advancements. In our little corner of the world, we can trace the history of PCBs back over 130 years to when the great industrial machines of the world were just beginning … Read more

Building An Autonomous Car From Scratch On An Embedded Platform

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Building An Autonomous Car From Scratch On An Embedded Platform

/Automotive Electronics Technology Innovation Group / Add WeChat 15021948198, to join the Electronics and Electrical Architecture, Automotive Software Engineer, Motor Control, Power Battery, Chassis, Chip Technology Group, Recruitment Job Group Related Articles Research Report on Standardization Needs of On-board Computing Platforms 2021Vehicle SOA Software Architecture Technical Specification 1.0A Method Based on Embedded Architecture to Ensure … Read more

10 Essential Circuits for Mastering Microcontrollers

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10 Essential Circuits for Mastering Microcontrollers

Source: ICisC Nanjing Integrated Circuit Industry Service Center 1. Choosing Pull-up Resistors for Microcontrollers As can be seen in the reset circuit, when resistor R1=10k, RST is high, but when R1=50, RST is low. It is clear that R1=10k is incorrect, as the microcontroller remains in the reset state and cannot function at all. The … Read more

How to Use a Multimeter: A Practical Guide

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How to Use a Multimeter: A Practical Guide

　　A multimeter, also known as a multimeter, three-use meter, or multifunction meter, is a versatile measuring instrument that can measure direct current (DC) current, direct voltage, alternating voltage, resistance, audio levels, and more. Some models can also measure AC current, capacitance, inductance, and certain parameters of semiconductors (such as β). 　　Measuring AC voltage: As shown … Read more

How to Use a Regular Oscilloscope for Current Testing

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How to Use a Regular Oscilloscope for Current Testing

Click the image above to follow “Chuangxue Electronics” for easy learning of electronics knowledge. Chuangxue Electronics Subscription Daily updates of technical articles in the electronics industry and the latest news on microcontrollers for easy learning anytime, anywhere. This article does not encourage imitation; it merely shares the advanced functions of oscilloscopes. Similar methods include short-circuiting … Read more

Understanding Norm and Auto Modes on Oscilloscope

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Understanding Norm and Auto Modes on Oscilloscope

One of the fundamental issues when using an oscilloscope is how to stabilize the displayed waveform. This article explains what norm and auto mean on the mode selection switch of an oscilloscope. This involves the triggering operation, which is a skill that is relatively difficult to master when using an oscilloscope because it relates to … Read more

Understanding JTAG Interface: Key Insights

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Understanding JTAG Interface: Key Insights

Originally published on the WeChat public account “Embedded Fun”. During the process of FPGA development and learning, a key step is programming the board, making hardware “hard reality” is crucial. Generally speaking, using the JTAG interface is quite common, so many experts must have encountered issues where the JTAG interface malfunctioned or was damaged and … Read more

PCB Design Recommendations for DDR Module Circuits

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PCB Design Recommendations for DDR Module Circuits

Introduction to DDR Circuits The RK3588 DDR controller interface supports the JEDEC SDRAM standard interface. The schematic circuit for 16-bit data signals is shown in Figure 8-1, address and control signals are shown in Figure 8-2, and power signals are shown in Figure 8-3. The circuit controller has the following characteristics: 1. Compatible with LPDDR4/LPDDR4X/LPDDR5 … Read more

How To Accurately Classify LCD Products

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How To Accurately Classify LCD Products

Click the “blue text” to follow us The “Commodity Name and Coding Coordination System” (hereinafter referred to as the “Coordination System”) 2022 edition has added LCD modules. What components make up this module structurally? How does it differ from the familiar LCD monitors and LCD TVs? In fact, if one cannot distinguish between them, accurate … Read more