Reprinted from: https://zhuanlan.zhihu.com/p/407878981
Today I read a story about a Swedish programmer who, in just six months of his spare time, single-handedly built something that would take an ave...
In the design of PCB multi-layer boards, four-layer boards are generally used more. So, do you know what are the design rules of PCB four-layer boards?1. Design of four-layer board:(1) Uniform spacing...
Author: Huang Gang, member of YiBo Technology Expressway Mr.As an SI engineer, PCB design engineer, or even a hardware engineer and test engineer, calculating transmission line impedance is definitely...
The same pin, STM32 is set to input mode. The oscilloscope shows a high level, but the microcontroller pin reads a low level. Has anyone encountered the same phenomenon? What is the reason?...
Signal and System Southeast University Mengqiao : https://training.eeworld.com.cn/course/4243Through the study of this course, students should be able to master the basic theories and methods of basic...
//Example of using the serial port program of msp430f5529//--------------------------------------------- uart header file-------------------------------------------------------------//#ifndef UART_H_#...
0 Introduction
my country is a large maritime country, with an ocean area accounting for one-third of its land area. Various types of ships and boats play a very important role in nati...[Details]
Measurement of inductor q value - in sensing applications
1 Error Analysis of Low-Q Inductor Measurement
In actual sensing, when measuring low-Q inductance, we often encounter some inductors that h...[Details]
AMD's CPU roadmap has developed to the 5nm Zen4 generation, which will be launched at the end of this year. The number of CPU cores will be increased from the current maximum of 64 cores to 96 cores ...[Details]
For decades, power converter topologies have been based on analog technology. Although most converters use switching technology and pulse width modulation (PWM), the circuit structure is mainly ana...[Details]
Recently, semiconductor components have been in serious short supply. TSMC, Samsung, UMC and other leading wafer foundry manufacturers have started to raise prices. Many foreign investors expect that...[Details]
CIS (CMOS image sensor) is mainly used as an imaging device for various consumer and IT equipment. Due to the rapid expansion of the CIS market in recent years, many manufacturers have invested money...[Details]
According to the "China Photovoltaic Inverter Market Research and Investment Decision-making Report (2019 Edition)" released by Limu Information Consulting, the photovoltaic inverter industry as a who...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
On September 16, German BMW Group's Director of Research and Development Weber proposed an innovative key path step to carbon neutrality at the 2021 World New Energy Vehicle Congress: establishing a ...[Details]
According to modern manufacturing technology, three doping regions are manufactured on the same silicon wafer according to different doping methods, and two PN junctions are formed, thus forming a ...[Details]
Preface: 1. To learn STM32 interrupts, you must first understand STM32's definition of priority; 2. Experience in 51 MCU development will make it easier to understand interrupt priorities; 3. This...[Details]
On July 22, *ST Dongke issued an announcement stating that in order to adjust its strategic layout, the company plans to pre-list and transfer its 57.646% equity interest in Nanjing Panda Electronics...[Details]
Switching power supplies have a series of advantages such as small size and high efficiency, and are widely used in various electronic products. However, due to the complex control circuit of the...[Details]
With the development of science and technology, we have entered the electronic information age. Electronic products are constantly updated every year. The continuous updating of electronic products...[Details]
First of all, the rotor of Tesla's 3D6 motor adopts the classic single V permanent magnet structure, which uses a three-segment approach to optimize noise, with the middle segment being twice the s...[Details]