Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
[i=s]This post was last edited by hujj on 2020-12-23 16:30[/i]After the LCD display driver is completed, the DS1307 calendar module is driven. This module uses I2C communication. I used the CLK and DI...
Power supply topology: PSR. Control mode: PSM. Switch chip: LNK3604D.Input 220VAC, output not fully loaded.1. How to determine whether the power supply is stable?2. Can the error in transformer manufa...
I would like to ask about the design/sample making of high-frequency transformers. If I provide the parameters in the figure to the manufacturer, there should be no problem in making this kind of tran...
In the global energy-saving car competition Shell Eco-Marathon, hundreds of student teams compete every year with their self-developed energy-saving cars. They do not race, but challenge to complete t...
At present, the market is mainly dominated by LED luminous characters, because every word of the lamp shell is installed with LED light source, and LED light source cannot be filled with water to make...
This paper studies a microcontroller-based signal acquisition system to meet the low-cost and flexible mode of signal acquisition. The main hardware of the developed system includes a microcomputer...[Details]
In the 1980s, digital oscilloscopes were in a transitional stage, and there were still many areas to be improved. TEK and HP in the United States both contributed to the development of digital oscill...[Details]
In recent years, with the continuous improvement of the degree of social informatization, the amount of information exchange has exploded, and people are no longer limited to the pursuit of wireless...[Details]
On the afternoon of August 8, the Penghui Lihe new lithium battery energy storage power station project was successfully signed at the Beiguan District Government. Wang Chunqing, deputy district head ...[Details]
I also learned about oscilloscopes in college, but it was limited to classroom use. I didn't practice much after class, and I was confused in class. Later, when I really started working, I realized t...[Details]
The following is the circuit diagram of the lOW sound and light siren:
As shown in the figure, this is a 10W sound and light siren circuit. This circuit can generate high-intensit...[Details]
Skin: The key to human perception of the outside world
As an advanced bionic technology, electronic skin imitates the ductility, self-healing ability, high toughness and tactile percep...[Details]
1 Introduction
Inverter air conditioners are developing rapidly in today's air-conditioning industry, and we can also foresee its future development trend. Its energy saving, more ...[Details]
Nexperia's silicon germanium (SiGe) rectifiers are highly efficient, thermally stable and compact, making them the best choice for engineers designing new products.
Shanghai, China, ...[Details]
In our embedded engineering applications, interrupts are the most commonly used asynchronous means and are indispensable. In an application, one interrupt is often not enough. Multiple interrupts are...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
Background of the project Xi'an University is a famous institution of higher learning that was first established in my country and is well-known at home and abroad. It is a key university directly un...[Details]
According to MacRumors, Apple is expected to release four new iPhone 14 models in September. In a research report, analyst Jeff Pu said that all iPhone 14 models will use ProMotion displays. ...[Details]
Red, everything is for a reason.
Half a month ago, the top leaders of the country pointed out that it is necessary to accelerate the development of blockchain technology and industry innovatio...[Details]
On October 19, 2024, a delegation from the Tian Changlin Center (Optical Valley), led by Tan Binglin, Vice President of the U.S.-China Green Energy Promotion Association (UCGEC), visited the energy...[Details]
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