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SMD optocoupler is a type of optocoupler. Optocoupler is also called photoelectric isolator or photoelectric coupler, or optocoupler for short. So how to measure the quality of SMD optocoupler? It is...[Details]

　How to use color rings to distinguish diodes, resistors and inductors? 　　Let's talk about how to identify these things. The following are general situations, and some special situations are not incl...[Details]

After reading the introduction to the product performance and corresponding package pins of PIC 8-bit microcontrollers in this edition, I think that beginners need to understand the meaning of each p...[Details]

Code: /* The fourth example of C language Question: Enter a certain year, a certain month and a certain day, and determine what day of the year this day is? Program analysis: Taking March 5th as ...[Details]

1 Analysis of the Origin and Development Background of Bluetooth Technology Since the end of the last century, the information industry has maintained a rapid development momentum, espe...[Details]

Intelligent vortex gas flowmeter adopts the latest micro-processing technology, with the advantages of strong functions, wide flow range, simple operation and maintenance, easy installation and use, ...[Details]

Why can't I download the program to AVR16? I used AVR Studio to download it, but the fuse bit SPIEN turned gray and I couldn't tick it. Asker adoption     You have set the fuse to external crysta...[Details]

The U.S. Congress' previous tax credit policy stipulated that once an automaker delivers 200,000 electric vehicles in the U.S., the tax credit will be phased out over the next four quarters. However,...[Details]

On April 8, Huawei launched the P40 series of 5G mobile phones in China. Among them, the P40 Pro+ is not only equipped with up to 7 cameras, but also uses Huawei's largest mobile phone CMOS sensor (C...[Details]

There are more and more news about OnePlus 9, and the latest news comes from @TechDroider, who posted a screenshot of AIDA64 running on one of the devices, exposing some key specifications of the pho...[Details]

 According to foreign media reports, electronics company Delphi Technologies has put 800V silicon carbide (SiC) inverters into commercial mass production, which is one of the key components of the ne...[Details]

There has been a lot of news about Apple recently, but surprisingly, the new generation of iPhones that will be launched in September has not attracted much attention. Instead, the personnel changes ...[Details]

Electrical characteristics of liquid turbine flowmeter:  1. Display mode:  (1) LWGY remote display: pulse output (with display instrument);  (2) LWY on-site display: LCD display of cumulative fl...[Details]

Faced with the reality of the deteriorating ecological environment and the increasing shortage of resources, governments around the world have adopted many policies and measures to vigorously suppo...[Details]

Currently, the five major functional domains of the vehicle are evolving from distributed architecture to domain control, cross-domain integration, and central computing (+ cloud computing). The ca...[Details]