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.
Basic knowledge of GPRS [Repost]What is GPRS?GPRS is the English abbreviation of General Packet Radio Service, which is a new packet data bearer service developed on the existing GSM system. The most ...
Now, the AC is input to the AD port of the PIC16F877A microcontroller through the op amp. The program code is in assembly, so I don't quite understand it. It seems that the program is written like thi...
Digital devices are developing in the direction of high speed, low power consumption, small size and high anti-interference. This development trend has put forward many new requirements for the design...
The list of moderators who received rewards in January 2019 is as follows: [table=98%] [tr][td=72][align=center]Username[/align][/td][td=72][align=center]Posts[/align][/td][td=72][align=center]Replies...
If a positron and an electron collide, they will "annihilate" and release a lot of energy. Why can electrons and protons, one with negative charge and the other with positive charge, form matter? Of c...
0 Introduction
With the development of multimedia and communication technology, the real-time performance of video image processing has become a hot topic of concern. Video image processin...[Details]
background PCB circuit boards mass-produced in modern electronic factories need to undergo circuit functional testing (FCT) before they are finally packaged and shipped. In this functional testing ...[Details]
Don't be fooled by their appearance, they are all capacitors. Dilingling, I have a new lesson today. Following the last diagram of the working principle of power supply, today we will have anothe...[Details]
According to Neowin, Carl Pei has given up his design and marketing roles at OnePlus to start the Nothing hardware venture. While the Nothing Phone (1) has been announced, its specs have now b...[Details]
As people's demand for digital information is increasing, data communication and its application technology are receiving more and more attention and application. With the development of technology...[Details]
Recently, Huawei P50 Pro mobile phone began to push the HarmonyOS 2.0.0.235 update. The download package size is 1.01GB. This update optimizes system performance and stability. It is recommend...[Details]
Abstract:
Digital three-phase phase-locked loops contain a large number of multiplication and trigonometric operations, which occupy a large amount of hardware logic resources. To this end, a...[Details]
Abstract: In the process of field instrument application, various problems will inevitably arise, and people exist to solve such problems. Here we will briefly discuss the selection, application and ...[Details]
Only by moving steadily can we achieve perfection. In the long river of time, people and things change, but the quality standard will not change. Growatt's power station has been running smoothly f...[Details]
Technology media videocardz published a blog post stating that the first batch of GDDR6 video memory versions of GeForce RTX 4070 graphics cards have been released, but the packaging is not much di...[Details]
Time goes by, and we talk over wine. This year, we celebrated the 100th anniversary of the founding of the People's Republic of China, the 70th anniversary of the founding of the People's Republic of...[Details]
The circuit of the IO pin driving the relay is often seen as shown below, with the 8550 located below the relay. In actual use, it is found that with this connection method, the 8550 does not work in ...[Details]
7月8日，在2021世界人工智能大会开幕式上，华为轮值董事长胡厚崑表示：“我认为人工智能发展走到今天，它恰恰处在一个关键的时间点上，从天上到了地下，从过去天上的云变成了地下的雨，它将改变我们身边每一件事物和每一个行业，要加速这个进程。” 华为轮值董事长胡厚崑 Let AI computing power be like water and electricity, making intell...[Details]
South Korean media said that Tesla's Shanghai factory will be launched at the end of this year, when it will begin producing electric vehicles such as Model 3. Battery companies from South Korea, Chi...[Details]
The Samsung Galaxy S22 series flagship has been widely exposed before, and the new flagship phone in this series is expected to be released in February. Recently, British retailer BOX UK list...[Details]
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