[color=#333333][size=14px] Shared bicycles are becoming more and more popular now. The most common ones on the market are basically in the form of smart locks. Smart locks of the Internet of Things ha...
Notepad++ displays Chinese characters normally, as shown in Figure 1;but keil4 and source insight4 display garbled characters, as shown in Figures 2 and 3.Vice versa:keil4 and source insight4 display ...
I think some outstanding people in some activities and some people who have made contributions should be given certificates with rewards. This is a kind of proof. It is also a symbol of the authority ...
Has anyone designed a PCB antenna for MonzaX-2K tag chip? What should I pay attention to? The antenna I designed according to the manual of this chip is too poor. The manual says it can reach 3M, but ...
WS2812 and compatible RGB colored lights are now being used more and more, because it only requires one data line, can be cascaded, is easy to drive, and has gorgeous effects.In MakeCode, it is very e...
We live in urban office buildings and take elevators home every day. When we make calls on our mobile phones, the signal is always lost?
We all know about loss. Metal shielding cannot receive signals....
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]