1. The police escorted a drunk to the door and said to him, "Is this really your home?"
"If you open the door for me, I will prove it to you right away!" The police opened the door and led him in.
"Do...
In fact, using the ch2601_webplayer_demo example,
As long as you set up WiFi, there will be data uploaded.
After using this example to connect to Alibaba Cloud in my previous article,
The development ...
1. Introduction: wSR-841 is a hybrid integrated IGBT driver protection integrated circuit. It consists of four parts: signal isolation transmitter, power driver, negative voltage distributor and short...
Mainly part-time training lecturer, also part-time project outsourcing or technical support workIf you want to earn some extra money, accumulate resources, and enrich your life, please contact meRequi...
5G Antenna Solution for Tunnel Scenarios
4.1 New leaky cable
High-speed rail and subway tunnels are small and closed, with severe multipath reflection. Traditional 13/8 leaky cables do not support fre...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
As the global LED market demand continues to increase, my country's LED industry will face huge opportunities in the future. However, the core LED technology and patents are basically monopolized b...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
There are many types and styles of digital voltmeters in design and development. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. Tra...[Details]
introduction
Belt drive is a common transmission device used in industrial production. Its commonly used speed detection device is a photoelectric encoder installed at the rotating end of th...[Details]
During the global semiconductor industry recession, the automotive electronics market has performed strongly, especially the application of car remote control systems has become more and more wides...[Details]
1 Features
1.1 Single cell operating voltage up to 3.7V
It is three times that of nickel-cadmium batteries and nickel-metal hydride batteries, and nearly twice that of lead-acid batteries...[Details]
With the rapid development of the IT industry, the demand for small DC cooling fans with PWM control (hereinafter referred to as fans) used in electronic products is increasing. This type of DC fan...[Details]
With the development and application of liquid crystal display technology, more and more developers want to use liquid crystal screens to display Chinese characters in the instruments and equipment th...[Details]
Talking
京公网安备 11010802033920号
EEWORLD
