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I believe everyone has a certain understanding of oscilloscopes. We all know that there are two reverse settings in oscilloscopes. In fact, there are also two "two coupling" settings in oscilloscopes...[Details]
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This article mainly introduces the serial port of 51 single-chip microcomputer. Let's take a look at the registers related to the serial port.
...[Details]
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Regarding the question of how much power is left in new energy pure electric vehicles before charging, Hydrogen Cloud Chain consulted reports on relevant models and found that the optimal charging po...[Details]
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In the last issue, we focused on the ten most popular models in the plug-in hybrid market and saw the "hot-selling strategies" behind them. "Zhiguan" plug-in hybrid market ①: There is a 30-fold dif...[Details]
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First of all, let’s talk about the selection. For equipment with a rated voltage of less than 500 volts, choose a 500 volt or 1000 volt megohmmeter. For equipment with a rated voltage above 500 volts...[Details]
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Recently, RF front-end chip supplier Suzhou Handianxia completed a new round of financing. Investors include: Precision Capital, Yuanhe Yuandian, Tongchuang Weiye, China Unicom, TCL Venture Capital, ...[Details]
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1. Overcurrent protection circuit
The abbreviation of resettable fuse is RF, also known as polymer switch: it is a new type of overcurrent protection
component
introduced in ...[Details]
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1. Asynchronous Motor Model Predictive Torque Control MPTC
Figure 1-1 Asynchronous motor model predictive torque control MPTC control block diagram
As can be seen from Figure (1-1),...[Details]
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According to foreign media reports, if you use a flashlight to shine through thick fog, people can only see a blurry gray, but the light reflected back still contains useful information, but it is en...[Details]
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Production and use
The transistors in this circuit use silicon triodes. BG1 and BG2 have B values less than 100, and BG3 and BG4 have B values less than 30. The capacitors require low lea...[Details]
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1. Connect the probe to the oscilloscope and use the attached screwdriver to adjust the capacitance on the probe for probe compensation. 2. Ensure that the oscilloscope is not connected to any acces...[Details]
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According to foreign media reports, as per past practice, Apple will release new flagship smartphones in September every year, but this year the release time of iPhone 12 may be postponed to N...[Details]
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The float level meter uses a magnetic float as the measuring element. Through magnetic coupling, the resistance in the sensor changes linearly. The intelligent converter converts the resistance chang...[Details]
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According to Central News Agency, today (16), Chen Guohua, general manager of gallium arsenide manufacturer Win Semiconductors, said that the current production capacity is fully loaded and it is exp...[Details]
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Imported analytical instruments are widely used in Guangzhou Petrochemical, but the total demand is relatively small compared with other instruments, so there are relatively few suppliers to choose ...[Details]
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