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In the first quarter of 2020 (Q1), the outbreak of the COVID-19 pandemic made the 91 days of Q1 very different. What progress has the autonomous driving industry made under the four key words of anti...[Details]
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What are the applications of domestic inverters in energy saving? This is the relevant question we want to talk about in this issue. The answer to this question is in the following explanation: ...[Details]
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In my impression, the Science and Technology Innovation Board has been rising every day. However, there are a few stocks that have fallen behind, and Jingchen shares is one of them. Jingchen shares...[Details]
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Recently, the "Chengdu electric car elevator internal combustion incident" shocked the whole country. From central media to local media, many groups followed up. Local fire safety supervision and m...[Details]
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In the mid-range mobile phone industry, improvements in the user interface are key to the success of new mobile phones. What's the point of having a good phone if no one wants to use it! With this ...[Details]
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According to CNBC, Chinese electric car company Xpeng Motors said this week that it plans to launch driving assistance technology XNGP (Intelligent Navigation Assisted Driving) in Europe by the end o...[Details]
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Common faults and solutions of V-cone flowmeter V-cone flow meters may also malfunction in daily use. Of course, don’t be anxious when a malfunction occurs. Please look at the symptoms of the mal...[Details]
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LED packaging refers to the packaging of light-emitting chips, which is quite different from integrated circuit packaging. In recent years, the growth rate of China's LED packaging output value has b...[Details]
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I bought an LED module from the Xinyi series from Opple Lighting . It looks good. Let me take it apart and take a look! Without further ado, here are the pictures.
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This paper introduces the broadband FMCW transmission waveform into the short-range TR-R2 multi-station radar system. Using the high-resolution characteristics of the FMCW radar signal, the target ...[Details]
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1. Headquarters
1. General Office of State Grid Corporation of China, Director Office of State Grid Corporation of China
2. State Grid Chief Engineer's Office
3. State Grid Resea...[Details]
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When zj2440 accesses sdram, the unified addressing will always send 32-bit address addressing. From the article "In-depth understanding of the basic characteristics of sdram", we know that the row a...[Details]
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Time flies, it is already March, and major mobile phone manufacturers are gearing up to prepare their own flagship new products for 2022. Today, blogger @厂长是关同学 revealed the cycle plan for H...[Details]
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(For specific register configuration, see the mega16 data sheet) Timer/Counter 1 (16-bit) has normal mode, CTC mode, fast PWM mode, phase correction PWM mode and other operating modes. 1. Normal...[Details]
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250-380 VDC input, 250W output high efficiency power supply circuit
Figure 43 shows a circuit with an input voltage of 250 V to 380 VDC, using TOP249 to provide 250 W (48 V@5.2 A) output power w...[Details]
Analogue and Mixed Signal
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