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.
Headhunting position [Shanghai] Job responsibilities: 1. Transplant core algorithms to embedded chip platforms to ensure consistency of algorithm effects; 2. Perform heterogeneous design of algorithms...
Under Linux, the access function is declared in the unistd.h file and is declared as follows:
int access(const char *pathname, int mode);The access function is used to determine whether the specified ...
[font=微软雅黑][size=14px][color=#333333]I found that [/color][/size][/font][size=14px][url=https://www.eeworld.com.cn/zt/Qorvo/]RF Technology Research Club[/url][/size][font=微软雅黑][size=14px][color=#33333...
I made a 18650 lithium battery charging circuit. The charger uses a 5V 2A mobile phone charger. A TP5100 is used as a lithium battery charging IC on the board. The circuit diagram is as follows. The c...
[size=4]There are three main alignment issues: variable alignment, structure alignment, and data alignment. The first two are variable mapping and structure layout determined by the compiler. The last...
The C5509A DSP has very few general IO ports, which is not enough compared to the general ARM.
Generally, CPLD is used to expand IO. If CPLD is not used, its IO can be fully utilized.First, it has 7 g...
1. System Overview The modules used in the system include AT89C51 microcontroller + buttons + two small lights of different colors. The system uses AT89C51 microcontroller as the main control. The sy...[Details]
Frequency converters are widely used in industrial automation and frequency conversion control. They can not only achieve the same effect as industrial frequency operation, but also save energy eff...[Details]
The dual-Buck modulation of the full-bridge inverter does not increase the complexity of the topology structure, retains the advantages of the dual-buck half-bridge inverter (DBHBI) without bridge ...[Details]
Compile a program containing the following code: if (cmd == -1) { plen=fill_tcp_data_p(buf,0,PSTR("HTTP/1.0 401 Unauthorized\r\nContent-Type: text/html\r\n\r\n h1 401 Unauthorized /h1 ")...[Details]
Lithium-ion batteries are quite portable, but they also have some obvious disadvantages - such as heat dissipation and toxic elements - which limit their application. However, scientists at the U...[Details]
Classification Specifications We can classify it by generation stage, file type and file function 1. Various documents at various stages u-boot spl // The suffix of the file starting with . a.cmd b...[Details]
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Lithium-ion (Li-Ion) batteries and other battery chemistries not only play a key role in the automotive industry, but are also the workhorse of energy storage systems (ESS)...[Details]
If people's perception of Wi-Fi in work, entertainment, and life in the past was not clear, then under the influence of the epidemic, people have paid more and more attention to the important role ...[Details]
By analyzing the flow measurement principle, on-site conditions and measurement requirements, the flow meter can be correctly selected so that the performance of the selected meter meets the ...[Details]
What are the special functions of the M8000 and M8013 bits of Mitsubishi PLC? Both are special soft components. M8000 is the PLC operation monitoring, which means that the PLC is turned on and is s...[Details]
As autonomous driving technology has gradually matured in recent years, more and more car companies have been able to conduct actual road tests of autonomous driving to show the public the level that...[Details]
On January 12, 2022, iQOO's new flagship product, the iQOO 9 series, was officially launched. According to the battle report released on the official Weibo account of @iQOO mobile phone, sales exceed...[Details]
As a field indicating liquid level instrument, the magnetic flap level gauge has the characteristics of economic energy saving, high sealing and leakage prevention, and is widely used in industrial...[Details]
On August 22, Huichuan Technology (300124) held a performance briefing to interpret the 2023 semi-annual report. The report showed that the company achieved revenue of 12.451 billion yuan in the fi...[Details]
Direct reading spectrometers often encounter some minor faults during use. If the manufacturer cannot arrive in time, we can try to solve them ourselves. Some problems are really simple.
1. The neg...[Details]
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