As the title says, there are two solutions. One is to use the coordiantor and sensor to access the network by pressing a button, and the other is to use the MAC address filtering method to control. Ar...
[img=110,0]https://bbs.eeworld.com.cn/forum.php?mod=image&aid=338546&size=300x300&key=a5723fea9f5171a5&nocache=yes&type=fixnone[/img]Figure 1, this is the PPS pulse wave of GPS, with a rising edge pul...
Our leader asked me to compile the Android kernel under Linux. I found this article online, and here is the link. [url]http://bbs.pediy.com/showthread.php?t=192746[/url] The source code used to compil...
[i=s] This post was last edited by dontium on 2015-1-23 13:37 [/i] The program can be compiled, but after linking, a lot of errors will appear, and all of them are interrupt vector table errors, as fo...
IAR7.4 project drives RGB module,The chip of this module is WS2811, there are a lot of information about it if you search.There is a corresponding timing diagram in its data sheet, which is similar to...
Hello everyone! I would like to ask you a question. How to implement the print preview and print functions of pictures when developing WinCE 5.0 programs using VB in Visual Studio 2008? Assuming that ...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
RF/Wirelessly
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