Speaking of the difficulties of switching power supply, PCB layout is not a big problem, but if you want to lay out a good PCB board, it must be one of the difficulties of switching power supply (PCB ...
There are many bank branches, which are spread all over the city and the countryside. The use environment of each branch and self-service bank ATM machine is different, and the security system must ov...
Huawei's Beijing Research Institute is currently recruiting from the public, mainly engaged in the development of data communication products, with the following requirements: 1. Must have graduated b...
New C2000 F2833x Teaching ROM Now AvailableThe new C2000 F2833x Teaching ROM is a comprehensive guide designed to teach new users everything about C2000 and F2833x devices. The content of this teachin...
When calling API functions in the kernel, connection errors will occur. How can experts solve this problem? hal.lib(cfw.obj) : error LNK2019: unresolved external symbol MapViewOfFile referenced in fun...
Our teacher asked us to make an amplifier circuit, requiring it to be amplified 10,000 times. The signal frequency is about 76.2MHz. We need to consider the bandwidth and input impedance matching. I w...
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
introduction
When it comes to the production of mobile phone lithium-ion batteries, the first thing that comes to mind is Japan's industrialized mechanical assembly line, NOKIO, MOTOLROLA's st...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
Energy conservation and environmental protection are the main directions of current automotive technology research, and power batteries are the key to electric vehicle technology. Research on powe...[Details]
Microcontrollers are something that many people want to learn about and are concerned about. In most websites, the hardware requirements are generally as follows:
1. You need a computer, prefer...[Details]
The rapid development of the automobile industry has promoted the progress of global machinery, energy and other industries, as well as the development of economy, transportation and other aspects,...[Details]
Some people believe that hybrid vehicles are just a transitional product, and the ultimate goal of developing new energy vehicles is electric vehicles. Therefore, China should skip hybrid vehicles ...[Details]
1. Introduction
With the continuous development of modern urban construction, infrastructure and real estate are becoming increasingly prosperous, and the quality requirements for construction ...[Details]
PCB Design
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