[i=s]This post was last edited by Changjianze1 on 2019-2-16 16:06[/i] I am about to go back to work, so I will organize my mood for the Spring Festival and the photos in my wife and I’s mobile phones ...
[color=#ff0000][b]Live broadcast time: 10:00-11:30 am, June 12, 2018 (Tuesday) [/b][/color] [b]Live broadcast topic: [/b] As the demand for high-precision operational amplifiers increases, the use of ...
1. People with bad teeth usually have good tempers. On the contrary, people with sharp teeth usually have bad tempers. Zhang Fei is an example. 2. People who promise to do something for you usually fa...
Sign up for live broadcastLive broadcast time: December 3, 2020 (Thursday) 10:00-11:30 am
Live Topic: MPS inductor solutions help better switching power supply design
Live content:Switching power supp...
[backcolor=rgb(239, 245, 249)]When using STm32L151RCT6, PA5, 6, 7 as the interface of SPI1, there is a problem when using the GPIO_PinAFConfig() function. // GPIO_PinAFConfig(GPIOA,GPIO_Pin_5,GPIO_AF_...
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]