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1. Introduction
Phase-locked loop is the main implementation method of frequency multiplication circuit, which directly determines the success or failure of frequency multiplication. Tra...[Details]
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At the Tencent Global Digital Ecosystem Conference not long ago, Zhong Xuedan, vice president of Tencent Auto Connect, said that Tencent will release an in-car version of WeChat within the year. Tenc...[Details]
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The LED fluorescent lamp power supply is a very important component of the LED fluorescent lamp. If the LED fluorescent lamp is not properly selected, the LED fluorescent lamp will not be able to p...[Details]
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This paper mainly introduces an Ethernet interface circuit design scheme based on Samsung ARM9 chip S3C2440 embedded system, and successfully realizes the network data exchange of embedded system...[Details]
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How to control two stepper motors with one 200SMART?
S7-200SMART CPU can output up to 3 high-speed pulses (except ST20), which means that up to 3 stepper motors can be controlled simultaneousl...[Details]
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There is a 64-bit photolithography ROM in DS18B20. According to the manual, the first 8 bits (28H) are the product type number, the next 48 bits are the serial number of the DS18B20 itself, and th...[Details]
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GM confirmed that it plans to build thousands of electric vehicle charging stations across the U.S. as part of its larger EV charging network, but the company is apparently reluctant to invest in it ...[Details]
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4418 Modify the boot logo The 4418 boot logo is relatively simple to modify, you just need to replace the image, but there are still some points to pay attention to. Please see the following steps ...[Details]
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Preface: Compiling and burning U-boot according to the CD introduction cannot start the board. Only after using superboot can the board be started. At this point, I guess many people think the same a...[Details]
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The purpose of the watchdog timer is to reset the microcontroller within a reasonable period of time after it enters an error state. After the watchdog is enabled, if the user does not feed th...[Details]
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According to news on February 27, foreign technology media 9to5Mac reported that Apple plans to hold a special spring event in March this year. While launching new iPad products, it will also upgrade...[Details]
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With the rapid development of computer technology and various related network applications, the amount of information transmitted through the network continues to expand, and users' demand for netw...[Details]
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As mobile phone OEMs expand the introduction of OLED panels and the market share of OLED panels in mainland China continues to rise, the growth momentum of driver ICs will be supported next year. The...[Details]
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introduction
As a professional hardware design and test engineer, we use various digital oscilloscopes to measure relevant electrical signal quantities every day. There are also many types of p...[Details]
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The most widely used scenario of inductors is power supply. Both boost circuits and buck circuits require an inductor to store and release energy. Many novice friends are too familiar with the prin...[Details]