[align=left][color=rgb(62, 62, 62)] 1. Understand the three elements of EMC problems, the characteristics of electromagnetic disturbance, the source of electromagnetic disturbance and the propagation ...
Before preparing the components, it is best to list the required components against the circuit schematic. In order to ensure that no time is wasted and errors are reduced during the trial production ...
Hello everyone, I have been using znFAT32 and I have encountered a very urgent problem. Can you help me solve it? I created a txt file and kept adding data to it znFAT_Add_Dat(struct FileInfoStruct *p...
Smart buildings are places where people are highly concentrated, information circulates and spreads in large quantities, business types are quite complex, and important facilities and archives are ver...
[img]http://www1.freep.cn/Photo.php?url=photo5/0708291409569134.gif[/img] What are the parameters of the FB1, FB2, FB3, FB7 high frequency magnetic beads in this circuit? And what is its package? It i...
I recently made a switch with RS485 interface, using TI's SN75LBC184 chip. The schematic diagram is as followsMCU uses serial port to transfer to 485 through hardware circuit. The 485 circuit on the u...
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[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
With the gradual automation and modernization of industrial control systems, fieldbus control systems have received more and more attention and application. CAN bus is currentl...[Details]
1 Introduction
The Third Steel Plant of Jigang Group is a key investment project of Jigang Group during the "15th Five-Year Plan". It has introduced first-class domestic and foreign advanced eq...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
store
To prevent moisture, LEDs should be stored in a dry and ventilated environment with a storage temperature of -40°C to +100°C and a relative humidity below 85%.
The LED should be use...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
HL201A is a special thick film driver integrated circuit with a capacity of less than 75AGTR developed by Xi'an Power Electronics Technology Research Institute. The article explains the pin arrange...[Details]
IntroductionLED
billboards are a kind of information display terminal for the public, which has a wide range of civil and commercial values. However, the information displayed on most LED bil...[Details]
The principles to be followed are as follows:
(1) In terms of component layout, related components should be placed as close as possible. For example, clock generators, crystal oscillat...[Details]