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Dazhong.com reporter Zhang Fang, Zhou Chen, Lu Xin intern Dong Jiazhuo reported from Heze that on October 29, the on-site promotion meeting for the construction of Shandong Haichen Integrated Zero Car...[Details]

The "A" series is for cutting-edge virtual memory-based operating systems and user applications. It is mainly aimed at the growing number of consumer electronics and wireless products running Linux...[Details]

Ⅰ. Write in front I believe that those who have read the previous article " A Deeper Understanding of I2C Bus, Protocol and Application " have a certain understanding of I2C. That article is about ...[Details]

　　As we all know, cars have become a necessary means of transportation in our lives. They are closely related to our lives. However, traffic accidents caused by our fatigue driving have a considerabl...[Details]

　　 The switching power supply controls the ratio of the time when the switch is turned on and off, which is a crucial part in the power supply design. To complete a complete switching power supply...[Details]

　　What should you do when you find yourself outdoors and your phone is out of battery, and you don't have a charging tool nearby? Take a look at a new outdoor charging tool that has recently appeared...[Details]

1. Battery charger test After the rechargeable battery is discharged, it needs a charger to charge. A good charger should be able to provide a constant current for charging, and automat...[Details]

Electrostatic discharge (ESD) immunity testing is critical when designing products that meet global electromagnetic compatibility (EMC) standards. Most products follow major international standards, ...[Details]

According to foreign media reports, a team of researchers from Zhejiang A&F University, Huazhong University of Science and Technology (HUST) and Stanford University in China has developed a binder-fr...[Details]

1. Project Overview 1.1 Introduction As home control enters the era of informatization and intelligence, the integration of voice recognition technology with embedded devices and home smart devic...[Details]

JTAG/ICE Port Pins  In any ARM processor with IEEE1149 standard JTAG/ICE port, TDI, TDO, TMS and TCK are the minimum pins. All the pins except TDO pin have internal pull-up resistors of about 10KR....[Details]

Q: Why do products need to undergo electrical safety testing? A: This is a question that many product manufacturers want to ask the most. Of course, the most common answer is "because it is ...[Details]

There are three methods for treating urban domestic waste in China: landfill, incineration and composting. Among them, 80% is directly landfilled, but landfilling causes serious secondary pollution, ...[Details]

How are voice chips made? Why is it so difficult to make domestic voice chips? To know the answers to these questions, we must start with the working principle of voice chips. From the a...[Details]

What precautions should be taken when testing LEDs with a multimeter? LED (Light Emitting Diode) is a semiconductor diode (a pn junction) that emits light when positive current flows from the LED an...[Details]