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In 2018, the global semiconductor industry reached a scale of 437.3 billion US dollars, of which the semiconductor material scale reached 51.9 billion US dollars. The semiconductor industry in mainla...[Details]

According to foreign media reports, if you own a car produced in the past five years or so, and it is equipped with an automatic transmission, it is likely equipped with a stop/start system . However...[Details]

As an engineer in the field of power electronics, you often need to use a digital oscilloscope to measure related electrical signals. There are also many types of probes that match the oscilloscope, ...[Details]

Eliminating forward-facing radar on some vehicles may sound hard to swallow, but automakers have their reasons for doing so.   While there are many benefits to having a front-end radar as a foundatio...[Details]

#include sbit LED1=P2^0; void Delay(unsigned int a); void main() { while(1) { LED1=0; //light up Delay(5000); LED1=1; Delay(5000); } } void Delay(unsigned int a)//0~65535 { unsigned char b; for(;...[Details]

After years of development, the performance of electromagnetic flowmeters has been continuously improved and their functions have gradually become stronger. There are also many types according to clas...[Details]

LC filter is also called passive filter, which is a traditional harmonic compensation device. The reason why LC filter is called passive filter is that it does not need additional power supply. LC ...[Details]

According to Qichacha data, there are currently 74,100 chip-related companies in my country (including all links in the upstream and downstream of the industrial chain), 22,800 newly registered compa...[Details]

　　Commonly used voltage regulators are: 　　① Ferromagnetic resonance AC voltage stabilizer. It is composed of a saturated choke coil and a corresponding capacitor, and has a constant voltage volt-ampe...[Details]

The International Federation of Robotics (IFR) recently listed the top five global robotics trends for this year, attributing the growing demand for automation to technological innovation. ...[Details]

　　1. The problem is caused by abnormal power supply: 　　01. Check whether the power supply is working properly and whether the indicator light is on. If not, please check whether the power supply is c...[Details]

I recently used a 51 microcontroller to do a small project. When writing the program, the following error occurred MAIN.C(284): error C249: 'PDATA': SEGMENT TOO LARGE MAIN.C(284): error C2...[Details]

laser interferometer Laser interferometer is a universal length measurement tool that uses the laser wavelength as a known length and uses the Michelson interference system to measure displacement. ...[Details]

Design of amplifier circuit/tuning circuit and frequency conversion circuit Amplifier circuit/tuning circuit design Use Figure 21 to determine the resistor value for bias. First, ...[Details]

This device is attached to the outside of the telephone. Just connect the contact of the contact piece in the compression spring of the telephone with the contact of relay J2-2 and J2-3. It can talk ...[Details]