In the past, there have been many factors that have prevented the popularization of power line technology . The most suspicious one is: Can IP packets really be transmitted on 110V or 220V power lines...
MSP430 (F5529) is more powerful than MSP430 (F149). UCS Introduction The UCS of MSP430F5XX/MSP430F6XX series devices contains five clock sources, namely: XT1CLK, VLOCLK, REFOCLK, DCOCLK and XT2CLK. Fo...
I have compiled all the reference materials used in the peripheral circuit design process and put them here. Everyone is welcome to download them. There are materials for commercial boards, open sourc...
1. Why are T1 and T2 damaged due to excessive power consumption when D1 is open?
2. Why does T2 get damaged due to excessive power consumption when the collector of T1 is open?
Please help me explain ...
Q
Tony, what is a mesh network?A
A mesh network is a topology where all nodes are connected. It can use a single Internet access gateway to connect to each network node; or let the nodes connect and c...
[flash]http://player.youku.com/player.php/sid/XNTE5ODMzOTY4/v.swf[/flash] [b]CES 2013 Live Report: Mobile Tablet Interfaces[/b] [flash]http://player.youku.com/player.php/sid/XNTE5ODMzMjU2/v.swf[/flash...
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]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[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]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
Overview
By transmitting ultrasonic energy into the human body and receiving and processing the returning reflected signals, phased array ultrasound systems can generate images of organs and s...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]