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 IC Crawler on 2022-9-25 18:46[/i]According to the Allwinner V853 SDK download environment, the following error occurs when installing the repo:repo help
/usr/bin/env:...
[align=center][font=微软雅黑][/font][/align][font=微软雅黑] [size=4]The golden March and silver April, the recruitment season is here. Xiaoguan collected some interview and written test materials at the EE Do...
There are many types of field effect tubes. The following takes the SPP20N60C3 tube as an example. It is an Infineon Cool MOS tube, 600V20A0.19Ω.First of all, be careful not to touch the pins with you...
In recent years, consumer products such as vacuum cleaners, power tools (such as drills, saws and screwdrivers) and garden tools (such as lawn mowers, edgers and lawn tractors) have transitioned from ...
[i=s]This post was last edited by jinglixixi on 2022-5-3 21:27[/i]The GD32F310 development board was delivered before May Day, which was really a pleasure. Its appearance is shown in Figure 1.
The MCU...
I suddenly had the urge to do a series of topics on music visualization. This topic is a bit difficult and covers a wide range of areas. The related FFT and FHT algorithms are also quite complicated, ...
1. Basic format: Communication header-》Barker code-》Address word-》Length word-》Command word-》Information bit-》Calibration word 1. Communication header: occupies 1~8 bytes, indicating the start of com...[Details]
In applications such as automotive LED lighting, where the driver is often far away from the LED, short-circuit protection is required. In this article, John Rice explains how to prevent the LED d...[Details]
Special magnetic-assisted electric contact pressure gauge is a pressure gauge with electric contact device, which is often used in conjunction with corresponding electrical devices to measure the pre...[Details]
1. Introduction to the principle of high-power LED packaging technology
High-power LED packaging has been a research hotspot in recent years due to its complex structure and process, and directl...[Details]
Figure 3 shows a single-cycle controlled PFC rectifier, which omits the line voltage detector and multiplier. It is a relatively simple current control mode. The current detection circuit is d...[Details]
On January 16, the "2021 China IC List" jointly organized by the China Semiconductor Investment Alliance and Jiwei.com was officially announced in Beijing. Shanghai Nanxin Semiconductor Technology Co...[Details]
Today, Huawei officially launched the thin and light flagship notebook MateBook X, which uses the industry's first floating full-screen, with 3K resolution and 278 PPI, 90% screen-to-body ratio and 3...[Details]
As shown in the figure, it is the circuit and production of FM intercom composed of TDA7010T+LM386. IC1 uses TDA7010T or TDA7050T, IC2 uses LM386 or BA5386, NJM386, IC3 uses L7806, BG1 uses 9014; B...[Details]
On December 16, the Northwest Power Grid Large-Scale New Energy and DC Carrying Capacity Measurement Index System Research Science and Technology Project passed the expert acceptance. In addition, ...[Details]
Fatigue driving has always been the focus and pain point of the transportation industry. Every year, a large number of drivers are injured or killed due to fatigue driving. Traditional fatigue driv...[Details]
Perpetual motion machines have always fascinated people. This machine that can be used once and for all attracts people to explore. However, ordinary light bulbs are actually similar to this machin...[Details]
introduction
The GK type hydraulic transmission locomotive was introduced by the company from Ziyang Locomotive Factory in 1992. It is mainly used for railway transportation power in conventio...[Details]
Siemens currently provides two types of serial port programming cables, collectively referred to as PC/PPI cables: RS-232/PPI cables and USB/PPI cables. We strongly recommend using the above two or...[Details]
01
Information security requirements
This chapter mainly introduces the information security requirements from four aspects: hardware security, system security, communication security, an...[Details]
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