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Standing on the cusp of the "new infrastructure", the charging pile industry has taken off, and giants such as Alibaba and Huawei have entered the market one after another. However, in the early st...[Details]
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On September 14, Beijing time, ARM, a British chip design company under SoftBank Group, has set the issue price of its initial public offering (IPO) at the upper limit of the issue price range, raisi...[Details]
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1. Phenomenon Platform: keil c51, Zhongying SH79F7019A Phenomenon: After adding an interrupt processing logic, the main program was found to be abnormal. Breakpoint debugging found that the param...[Details]
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Traditional voltmeters play a unique role in our daily life and scientific research, but they seem to be outdated today when science and technology are changing with each passing day and integrated...[Details]
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Aiming at the problem that the traditional PI regulator will produce static error and weak dynamic regulation ability for AC control system, based on the theory of DC regulator to AC regulator in ser...[Details]
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From Wuhan to the whole country, the epidemic is affecting the hearts of the people of the country, and also the hearts of all Canon people. On January 30, Canon (China) Co., Ltd., Canon Medical Syst...[Details]
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This paper analyzes the working principle of the voltage protection circuit composed of a single junction transistor and a thyristor, and proposes a circuit that uses the LM339 voltage comparator t...[Details]
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A network printer is a built-in or external print server that is connected to a local area network, the Internet, or a wireless network as an independent device, thereby freeing the printer from its ...[Details]
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The printf() function can directly format the output to the window, which greatly facilitates our debugging of the program. However, in the Keil MDK environment, directly using the printf() function ...[Details]
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Timer TIM3 generates four PWM wave outputs. First, let me introduce PWM, which is a very effective technology for controlling analog circuits using the digital output of a microprocessor. To put it s...[Details]
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We often hear hardware engineers around us mention the topic of signal integrity. So what exactly does signal integrity mean? Signal integrity (SI) refers to the signal quality on the signal line...[Details]
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On December 24, the State Grid Chongqing Electric Power Company's cloud platform, data middle platform, and Internet of Things management platform were launched for trial operation, and the company...[Details]
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The PIC16F87X microcontroller is internally configured with three timer/counters, which are respectively recorded as TMR0, TMR1, and TMR2. These three timer/counter modules are not only different ...[Details]
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1. The origin of RS-485 communication RS-232, RS-422 and RS-485 are all serial data interface standards, which were originally formulated and issued by the Electronic Industries Association (EIA). ...[Details]
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High-voltage solid-state soft start cabinet is a device used for high-voltage motor starting. It controls the on and off of thyristors to achieve soft starting and soft stopping of motors, thereby ...[Details]