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The article first introduces the implementation principle of the touch screen, then introduces the characteristics of the touch screen chip AD7873, and on this basis designs the connection PCB diag...[Details]
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The main function of the real-time clock (RTC) is to use the backup power supply to keep the clock running when the system fails, so as not to waste time information.
The s3c2440 has an ...[Details]
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The kernel can run, and the next step is to transplant the root file system. We use BusyBox-1.10.1 to create the root file system. The download address is: http://www.busybox.net/downloads/ 1. Set up...[Details]
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Circuit Overview: Precision voltage reference IC TL431 is a common precision voltage reference IC, which is widely used. Its output voltage can be adjusted up to 36V continuously, the working cu...[Details]
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Gong Liutang: Vice Dean and professor of the Guanghua School of Management at Peking University, doctoral supervisor, distinguished professor of the "Changjiang Scholars" program of the Ministry of...[Details]
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The LTC3115-1 buck-boost DC/DC converter easily meets the needs of such applications with its wide 2.7V to 40V input and output voltage capability, high efficiency, small footprint and ability to sea...[Details]
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Recently, Gasgoo Automotive Research Institute released a list of smart cockpit configuration data from January to April 2024, showing the fierce competition among various cockpit configuration sup...[Details]
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The main materials of new energy vehicle power batteries are: positive electrode materials, negative electrode materials, separators and electrolytes. Among them, positive electrode materials accou...[Details]
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Introduction Frequency is one of the most important characteristics of a signal, but engineers often wonder: Why do the frequency measurement results of a hardware frequency meter and an oscilloscope...[Details]
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In recent years, industrial robots have shown a rapid growth trend around the world. Although industrial robots have been around for a long time, they have always been an important manifestation o...[Details]
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1Using timer/counter to achieve precise delay Single-chip microcomputer systems usually use 11.059 2 MHz, 12 MHz or 6 MHz crystal oscillators. The first type is easier to generate various standard ...[Details]
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The industry often divides domestic millimeter-wave radar startups into three categories: "returnees", "academicians", and "industrial transformation". On June 19, 2020, at the 2020 (Second) Automo...[Details]
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1. Application Background
The cultural industry has the reputation of being a "smokeless industry" and a "sunrise industry forever". It has been listed as one of the world's three major industrie...[Details]
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In the last issue, we talked about changing the oscilloscope probe. When using it for the first time, you need to adjust the compensation capacitance of the probe. There is another important point to...[Details]
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Today, real-time measurement of energy consumption, including real input power and input RMS current measurement of offline power supplies, is becoming increasingly important. These measurements can...[Details]