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Liu Hongxin, Chairman and Party Secretary of State Grid Shanxi Electric Power Company
Chairman Kou Wei emphasized at the company's second quarter work conference in 2019 that promoting the con...[Details]
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The Origin of the Oscilloscope Nobel Prize winner, German physicist KF Braun (Figure 1) invented the CRT oscilloscope in 1897 out of curiosity about physical phenomena. He applied an oscillating si...[Details]
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Under Linux, we can achieve this in two ways: minicom and C-kerimit.
I started using minicom, but the main reason was that garbled characters appeared when using minicom. I didn’t know what wa...[Details]
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In our daily life, some people do not use car lights correctly. For example, they always turn on the high beam when driving. You should know that the use of high beam is actually restricted by law....[Details]
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introduction
Temperature is a basic environmental parameter. People's living environment is closely related to temperature, and temperature measurement is also of great concern to people. Ther...[Details]
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On August 9, according to the first half performance report released by China Unicom, 3G business service revenue was 40.91 billion yuan, exceeding 2G business revenue for the first time, which show...[Details]
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Recently, I learned the driving principle of stepper motors. I practiced it myself according to the textbook and used ULN2003 to drive 28BYJ-48 two-phase five-wire stepper motors. It can rotate norma...[Details]
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I am not sure whether the statement about interrupt handling function mapping is correct, but it means putting the address and parameters of the interrupt handling function into the interrupt vector ...[Details]
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The 2019 Texas Instruments (TI) China Educators Conference was successfully held in Zhuhai from November 8th to 10th. As an annual event in the field of electronic engineering education, the TI China...[Details]
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0 Introduction
The signals input by smart instruments through sensors generally have the characteristics of "small" signals: the signal amplitude is very small (millivolt or even microvolt...[Details]
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Haesung Optics, a South Korean optical lens parts manufacturer, recently announced that it will withdraw from the camera module and lens business. This is said to be related to the expansion of suppl...[Details]
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Passive PFC Constant Current LED Driver Circuit: 18W, 10V, 1.8A Output, 185–265 VAC Input, Passive PFC Flyback Power Supply ...[Details]
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As the global energy transformation process accelerates, the consumption of new energy is facing increasingly severe challenges, so energy storage has become a yardstick for determining the ceiling of...[Details]
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After achieving large-scale commercial operation in Shandong, Sichuan and other places, Huanyu Power Battery successfully entered the pure electric bus market in Shanghai and Haikou in 2012. Accord...[Details]
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The electric motor uses an energized coil to generate a rotating magnetic field and acts on the rotor to form a magneto-electrical power rotation torque. It is divided into DC motors and AC motors ...[Details]