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According to foreign media reports, researchers from the Polytechnic University of Valencia (UPV), affiliated with the CMT-Motores Térmicos institute, are carrying out an international project to imp...[Details]
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The basic operation cycle of a single-chip microcomputer is the machine cycle. A machine cycle is divided into six states, each state consists of two pulses, which is the so-called two-box (the first...[Details]
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If the iPhone, PlayStation 5, or new car you ordered has been delayed in the past two years, blame it on the global chip shortage. The problem began last year when the COVID-19 pandemic, factory c...[Details]
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Smart home has always been the dream of many people, and more and more smart home products are coming to us, helping people build a home full of technology. However, is smart home just about cont...[Details]
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Method 1: The serial port receives data, and the timer is used to determine whether the data reception is completed after the timeout. Method 2: DMA accept + IDLE interrupt Implementation idea: U...[Details]
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Formaldehyde is an important chemical raw material and organic solvent, widely used in home decoration materials. Excessive formaldehyde gas will induce diseases and even cause cancer, directly ...[Details]
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The ARM architecture contains a current program status register (CPSR) and five backup program status registers (SPSRs). The backup program status registers are used for exception handling, and their...[Details]
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It is learned that Russian autonomous driving technology company Cognitive Pilot has developed a miniature radar sensor called Cognitive Mini Radar for autonomous vehicles. It weighs only 40 grams an...[Details]
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In the ISO international standard "ISO6469-3:2001 Electric Vehicle Safety Technical Specification Part 3 "Protection of Personnel from Electrical Injuries", it is stipulated that the high-voltage c...[Details]
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Table 4 BIT3105 pin functions
(1) Drive control circuit
The drive control circuit consists of U1 (BIT3105) and its peripheral components.
When the LCD backlight nee...[Details]
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The signal measurement and control part of the power supply consists of DDS signal generation and signal measurement. The application of DDS in power supply design has long existed. In the early DDS ...[Details]
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The U.S. Department of Commerce has put 28 Chinese public security departments and companies on the "Entity List", including eight technology companies: Dahua Technology, Hikvision, iFlytek, Megvii T...[Details]
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As an important basic technology that has been written into the Chinese government's work report for four consecutive years and leads the "new infrastructure", the importance of 5G in expanding con...[Details]
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The progress of semiconductor technology has continuously reduced the size of circuits. The performance of a large computer that once took a large room to store can now be achieved by a laptop, and t...[Details]
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220VAC powered Sanyo 80P movement power supply circuit
Figure 220VAC powered Sanyo 80P movement power supply circuit
Figure 1 shows a 220VAC powered Sanyo 80P core power supply, which was widely...[Details]
Analog electronics
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