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.
When laying out the crystal oscillator, it is generally not allowed to be placed at the edge of the PCB. Today we will explain this with a practical example.A dashcam needs to be tested with an extern...
[size=4]After completing these configurations, the corresponding PWM can be generated naturally. But how do we change the duty cycle? In fact, it is quite simple. We only need to press the key to chan...
Award-winning live broadcast: ADI's technology and products in China's energy Internet applications will be launched on time from 10:00 to 11:30 on January 8! Registration is now open~Click here to re...
[align=left][color=rgb(62, 62, 62)][font=-apple-system-font, BlinkMacSystemFont, "]Safety regulations are the requirements for product safety in product certification, including the safety requirement...
After years of competition, the global smartphone market has gradually formed a situation dominated by brands such as Samsung, Apple, Huawei, Xiaomi, and OPPO, which occupy most of the market share. ...[Details]
The main difference between variable frequency and non-variable frequency motors lies in the control method and power efficiency. Under variable frequency control, the motor's operating frequency a...[Details]
As for the functions of 8255 that we usually use, I think it is very simple! !
Why do I say so?
Actually, I just regard 8255 as a 139 decoder (2-4), CS is chip select, A0, A1 respective...[Details]
1. The concept of electrical level (1) It should be noted that the electrical levels referred to here are completely different from the electrical levels used in digital circuits. (2) It is expressed...[Details]
Sysfs file system Linux 2.6 kernel introduced sysfs file system. Sysfs can be regarded as a file system of the same category as proc, devfs and devpty. This file system is a virtual file system, whic...[Details]
Multimeters are generally used to test whether there is a short circuit in the electrical wiring at home or whether there will be leakage, or to test which wire has power. If you want to check ...[Details]
Permanent magnet motors and brushless motors are both synchronous motors, and permanent magnet motors are usually brushless motors. Therefore, there is no question of "which is better" between them...[Details]
The N2 plant of Jinghe Integrated Circuit Co., Ltd. located in Hefei is about to start construction. According to official information, the N2 plant will complete feasibility studies and project ap...[Details]
According to the Nihon Keizai Shimbun report, Japan’s Ministry of Economy, Trade and Industry announced yesterday (May 23) an amendment to the Foreign Exchange Law, adding 23 categories such as advan...[Details]
With the rapid development of new energy vehicles, silicon carbide power devices are increasingly used in the field of new energy vehicles. Compared with traditional silicon power devices, silicon ...[Details]
This is the fifth time that Xu Jiayin, chairman of the board of directors of Evergrande Group, has acquired a company related to the automotive business this year. On the evening of May 30, Evergrand...[Details]
In order to catch up with the window period for the launch of electric vehicles, traditional car companies are accelerating their transformation. In addition to independent research and development, ...[Details]
1. Introduction
In today's rapid industrial development, the prominent role of three-phase power supply as the most direct energy source of industrial control system is obvious. Therefore, it ...[Details]
Abstract: Magnetic field measurement usually requires high precision. The high-speed and high-precision 16-bit A/D converter AD676 with built-in microcontroller is used in magnetic measurement equipme...[Details]
In order to further optimize the company's production capacity layout and enhance the influence and comprehensive competitiveness of the company's business, Guangzhou Penghui Energy Technology Co.,...[Details]
PCB Design
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