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1. Open the serial port Serial ports are devices in Linux and can be operated using functions such as open. #include stdio.h #include sys/types.h #include sys/stat.h #include fcntl.h #include u...[Details]
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/*********************ADC0809 function****************/
//Start A/D conversion function: StartADC()
void StartADC(uchar Address)
{
PinC = (bit) (Address & 0x04); //C highest bit
...[Details]
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With the rapid development of science and technology, the automobile industry is also constantly innovating. Among them, as an important part of the car, the intelligent configuration of headlights...[Details]
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Voltage doubler and primary side rectifier circuit
As mentioned above, switching power supplies mainly include active PFC power supplies and passive PFC power supplies. The latter does not have a...[Details]
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Overview: Technicians perform insulation resistance tests on conductors, electrical parts, circuits, and devices to:
• Verify the quality of the electrical equipment produced • Ensure that the ...[Details]
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在现代工业控制中，采用变频器控制电动机的电力拖动系统，有着节能效果显著，调节控制方便，维护简单，可网络化集中远程控制，可与PLC 组成控制系统等优点。变频器的这些优点使其在工业自动控制领域中的应用日益广泛。本文对变频器应用中的故障问题进行了分析，并介绍了处理方法。
1 Some problems in inverter application
1.1 Harmonic P...[Details]
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Currently, IDC, a well-known third-party market research organization, has released a report on China's wearable device market in the third quarter, which shows that the shipment volume of China's we...[Details]
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On September 19, the 2023 Industrial Expo opened at the National Exhibition and Convention Center (Shanghai). The new product launch of Wasu's "Collaborative Safety and Efficiency" industrial colla...[Details]
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The frequent occurrence of traffic accidents around the world has prompted the continuous evolution of automobile safety systems. The increasing complexity and integration of electronic and electri...[Details]
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The DC side reactor of the three-phase multi-switch Buck rectifier circuit is generally required to be large. The AC side input LC filter is used to improve the current waveform and power factor. Thi...[Details]
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iPhone is really awesome! Don't iPhone users complain about running out of power all the time? So people keep inventing some solutions. These two small wind turbines are specially designed to cha...[Details]
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The thermal gas mass flow meter uses the constant temperature difference method to accurately measure the gas mass flow rate. It has the advantages of small size, high degree of digitization, easy in...[Details]
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The reporter learned from the website of the Ministry of Industry and Information Technology that on June 1, the Ministry of Industry and Information Technology issued the "Guidelines for the Use of ...[Details]
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Wear the electromyography device and stick the electrodes on the skin surface of the muscles. As the athlete's limbs swing, the waveform trajectory of the electrical signal collected by the sensor is...[Details]
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AT89C52 is a low-voltage, high-performance CMOS 8-bit microcontroller. It contains 8k bytes of rewritable Flash read-only program memory and 256 bytes of random access data memory (RAM). The device a...[Details]
Security Electronics
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