In the European and American markets, since double-ended live power may cause electric shock, it is unacceptable to place the driver power supply at both ends when designing LED lamp products. Is the ...
I am a student majoring in electronic information and I want to study for a master's degree. I personally prefer hardware-related things and hate programming. Although hardware also requires programmi...
I am now drawing a nRF905 module circuit. Anyone who has personally made nRF905 PCB can give me some help?
Now I have some questions: Does this support 433, 868 and 915 frequency bands? It seems that ...
The input end is connected to a function signal generator. How do I write square waves, sine waves, triangle waves, etc. based on LM3S9B96 and display them on the screen?...
I have many Siemens PLCs that use S7-200, but I don't have a programming cable. Now some machines need programming. I have a RS232-RS485 converter for Siwei inverters. I don't know if it can be used o...
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]
In recent years, with the increasing maturity of LED technology, LED light sources have been increasingly widely used due to their advantages of using low-voltage power supply, low energy consumpti...[Details]
The overall operating performance of an electric car depends first on its battery system and motor drive system. The drive system of an electric car is generally composed of three main parts: a con...[Details]
1. Project Introduction
Beijing Benz-Daimler Chrysler Co., Ltd. is a joint venture between Beijing BAIC Group and Benz-Daimler Chrysler. In October 2005, it started to build a new automobile ...[Details]
At present, the DES algorithm is increasingly used in confidential communications in the financial and non-financial sectors. DES (Data Encryption Standard) is a data encryption algorithm that was suc...[Details]
1 Introduction
At present, with the growing calls for environmental protection and energy conservation, new types of transportation that are pollution-free and have diversified energy configur...[Details]
1. Introduction
The novel bidirectional high-frequency link inverter has the advantages of bidirectional power flow, high-frequency electrical isolation, simple topology, and two-stage po...[Details]
1 Introduction
The development of fieldbus technology has made a big step forward in the process of control systems from closed to open. Open control systems based on fieldbus have begun to enter th...[Details]
Commonly used power management chips for portable products
●Low Dropout Regulators (LDO Linear Regulators)
LDO
VLDO;
●DC/DC Converters based on inductor energy...[Details]
Power Line Communication (PLC) technology is a communication technology that uses medium/low voltage lines in distribution networks to transmit high-speed data, voice, images and other multimedia s...[Details]
Last week, Microsoft's Windows Phone 8 system was launched with great fanfare and attracted much attention from the industry. However, Nokia, the most staunch supporter of Microsoft's Windows Phone sy...[Details]
Abstract: Fiber optic communication is the main communication mode of data communication system nowadays, and its performance directly affects the quality of data communication system. This paper u...[Details]