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The Darlington tube is two transistors connected together, and the polarity is only recognized by the front transistor. The specific connection method is as follows. Take two transistors of the sa...[Details]
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1. What is the manufacturing process of LED chips ? LED chip manufacturing is mainly to manufacture effective and reliable low-ohm contact electrodes, and to meet the minimum voltage drop betwe...[Details]
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The front design of today's smartphones has hit a bottleneck. They are either the traditional "wide forehead" or the radical special-shaped screen (including bangs screen, water drop screen, and perf...[Details]
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Problem Description This is my first time using the N76E003 development board. I built a basic environment based on the following three articles: https://www.cnblogs.com/zhugeanran/p/9554822.html ...[Details]
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On March 2, the groundbreaking ceremony for the Longking Honeycomb Energy Storage Battery Module PACK and System Integration Joint Venture Project was grandly held at the Longking Smart Environment...[Details]
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1. Experimental Task:
Use the AT89S51 microcontroller to make a manual counter. Connect a touch switch to the P3.7 pin of the AT89S51 microcontroller as a manual counting button. Connect a common...[Details]
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Abstract: There are three common methods for checking oscilloscope faults: visual inspection, circuit inspection and comparison inspection. The visual inspection method is to observe by looking, list...[Details]
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Radio frequency identification (RFID) technology, which has emerged in recent years, is a technology that uses radio electromagnetic wave signals to exchange energy and information with tags throu...[Details]
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High efficiency fan control circuit
The simplest fan control solution is to use a switch to control the fan. Although this solution is simple, it is very inefficient because the coolin...[Details]
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China Unicom and vivo jointly launched the iQOO Pro 5G tasting event at China Unicom Xidan North 5G Experience Center. The event attracted many users to participate in the popularization of 5G knowle...[Details]
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0. Preview I have already described some basic contents of Cache, such as "Why Cache is needed", "Cache organization form", "Cache mapping form", etc. in my previous article "A Brief Analysis of Cach...[Details]
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The metal tube float flowmeter is used to measure the medium. After all, the metal tube float flowmeter is a relatively high-precision instrument. However, it must be paid special attention during us...[Details]
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Probably the most common application for very low value resistors (i.e., milliohms (mΩ) and below) is in current control circuits, where their low value reduces power losses. For these applications, ...[Details]
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1. Overview
Electricity isolation
Sensors
/transmitters are small-volume, high-performance electrical quantity testing components (products) developed for electrical quantity detect...[Details]
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In order to focus on the challenges and opportunities of the development of energy storage, hydrogen energy and carbon management technology disciplines and their industry-education integration...[Details]
Microcontroller MCU
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