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On the evening of August 9, Dongshan Precision released its 2019 semi-annual report. The company achieved operating income of 9.979 billion yuan, an increase of 38.37% over the same period last year;...[Details]
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According to news on December 9, the Xiaomi 11 series is getting closer to the official announcement. Blogger @Digital Chat Station revealed that Xiaomi 11 is not only the world's first Snapd...[Details]
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Experiment Timer Experiment one. Experimental purpose 1. Learn the use and programming methods of 8051 internal timer/counter 2. Learn more about how to write interrupt handlers two. The experiment...[Details]
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Recently, the Anhui Provincial Market Supervision Bureau, the Provincial Department of Education, and the Provincial Department of Economy and Information Technology announced the top 100 Anhui Provi...[Details]
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High-power, high-brightness power LED is a green and environmentally friendly light source with high efficiency, energy saving and long luminous life. It is driven by adjusting the current flow...[Details]
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Recently, Jim Keller, who is regarded as the chip god by many hardware enthusiasts, had an in-depth interview with Ian Cutress, and talked about many CPU-related topics. As usual, let's review Jim Ke...[Details]
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Hardware Differences APROM size is 16KB and 18KB The APROM start address is different ADC clock selectable and sampling time configurable IIC SCL pin hold time extension enable The pins of both a...[Details]
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1. Introduction
In order to improve system reliability, most computer rooms now use N+X parallel redundant or dual bus UPS configuration solutions. In previous solutions, the number of UPS hosts ...[Details]
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On April 26-27, Huawei held its Analyst Conference in Shenzhen. Huawei's rotating chairman Hu Houkun said: "This year, our entire company's business policy is indeed centered around 'keeping the co...[Details]
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Explosion-proof motor speed regulation principle
The essence of speed control motor is based on power control. There are two kinds of power control principles. One is electromagnetic power con...[Details]
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On May 16, according to official news from Toyota China, its joint Fuel Cell System R&D (Beijing) Co., Ltd. (hereinafter referred to as FCRD) and Huafeng Fuel Cell Co., Ltd. (hereinafter referred to ...[Details]
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//The question requires designing an automatic water filling system, using two water pipes to fill the water tank, and being able to display time and quality
//The following is the program for the au...[Details]
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On December 18, Beijing time, ARM, a British chip design company owned by SoftBank Group, recently laid off more than 70 software engineers in China. However, ARM has moved some of these positions ou...[Details]
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CEVA introduces the world's first floating-point vector DSP core designed specifically for wireless infrastructure solutions , the CEVA-XC4500. The scalable multi-core architecture provides unpa...[Details]
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When porting QT4.5 to mini2440, I encountered the problem of displaying Chinese in QT. Based on the information searched on the Internet, the solution is summarized as follows:
Step 1: Dow...[Details]
Analogue and Mixed Signal
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