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Here we introduce the most commonly used 4*4 matrix keyboard, and other more keys are expanded on this basis.
The circuit we usually use is as follows. I just drew this picture. Just understand the m...[Details]
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Lenovo's official Weibo account announced that it will release the Savior gaming phone on July 22, and the phone will be the world's first Snapdragon 865 Plus processor. The official also annou...[Details]
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The standard library is actually quite convenient. With a template, if you change the parameters, you don't need to check the manual and redefine the register values. Part 1, introduction to the st...[Details]
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Qiu Xiaoxin, CEO of Aixin Yuanzhi, was a guest on China Business Network's "Brainstorm" to interpret female leadership Shanghai, China, March 8, 2023 - Aixin Yuanzhi, an artificial intelligence vis...[Details]
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Every time communication technology is updated, it is always accompanied by threats from some people, and these threats always make consumers unable to accept the development of technology with confi...[Details]
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1. For the configuration of the timer, please refer to the example in the On-time Atom tutorial 2. Here the reload value and prescaler are set to 999 and 7199 3. The interrupt service routine a...[Details]
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Ten years of experience in the industry, teaching you the introductory chapter of microcontrollers, Lecture 18:
The three data types I introduced earlier, unsigned char, unsigned int, and unsigned lo...[Details]
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In the industrial production process, the liquid level is often measured to monitor the liquid level. In practical applications, there are many types of instruments for liquid level measurement due...[Details]
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In the cable testing industry, a high-quality cable fault tester can reduce the labor intensity of workers and improve work efficiency. The cable fault tester is composed of a transmitter, a receiv...[Details]
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The battery technology in today's portable electronic devices includes several aspects such as power detection algorithm, battery charging algorithm and battery charging technology. As we al...[Details]
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Using the three most basic PWM converters, in addition to deriving new converters using an evolutionary approach, new converters can also be derived using a cascade approach.
After combining t...[Details]
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The original Chinese name of laser is "雷射" or "莱塞", which is the transliteration of its English name LASER. It is an abbreviation composed of the first letters of the English words Light Amplificat...[Details]
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According to Jiwei.com, the chip industry has always been extremely dependent on intellectual property (IP). Especially as IC design enters the system-on-chip (SoC) era, the integration is getting hi...[Details]
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1. _asm_: warning: implicit declaration of function '_asm_' If there are two underscores on both sides of asm, there will be no error: __asm__ 2. -O -S in makefile must be capitalized 3. In...[Details]
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On November 7, Xiaopeng Motors P7+ was officially launched. P7+ is a C-class pure electric sedan with a length of more than 5 meters, a wheelbase of 3 meters, and a range of 615km to 725km, but t...[Details]
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