Zhangpeng (pseudonym) often says: I am the daughter of a migrant worker, but I am not inferior. I walk in the sun like everyone else. Although I am poor, my heart is rich. The following is Zhangpeng's...
The module generates a sine wave and a square wave. What instrument can accurately measure the phase difference between them? The oscilloscope is limited by its own starting method, so the measurement...
[i=s] This post was last edited by woaidownload on 2022-4-14 16:13 [/i]Waft-UI component learning ( 3 )
Following the previous test of components in waft-UI , this time we will continue to test timepi...
CE drivers are divided into: layered drivers and single drivers, which are further divided into: local drivers and stream drivers. So is it true that layered drivers != stream drivers? I personally th...
[size=4][color=#000000][backcolor=white]After keil is compiled, there will be a line: Program Size: Code=xxxRO-data=xxxRW-data=xxx ZI-data=xxx[/backcolor][/color][/size] [size=4][color=#000000][backco...
[align=left][color=rgb(51, 51, 51)][font=-apple-system-font, BlinkMacSystemFont, "]The chip components on the printed circuit board are new micro-components without leads or with short leads. They are...
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 Guang...[Details]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[Details]
With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the ris...[Details]
In industry, voltage 0…5 (10) V or current 0 (4)…20 mA is usually used as a method for analog signal transmission, which is also a method often used by programmable controllers. So what are the dif...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
1 Introduction
The stepper motor is an actuator of an open-loop servo motion system, which is controlled in a pulse mode and outputs angular displacement. Compared with AC servo motors and DC servo ...[Details]
Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]
In the 1980s, breakthroughs were made in the design and production of small, low-power quartz metal halide lamps with precise dimensions. At the same time, with the acceleration of people's lives a...[Details]
1 Causes of problems with electric vehicle batteries
1.1 Caused by the battery itself
Why do we say that? In the previous issue, we learned about the working princi...[Details]
Lithium iron phosphate batteries are used as lithium-ion secondary batteries. Their main application is now in power batteries, which have great advantages over NI-H and Ni-Cd batteries.
Lithi...[Details]
Talking
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