[size=3] Did everyone participate in the previous 4-layer PCB design activities? While enjoying the hands-on fun, you can upload your work for everyone to analyze, discuss, and communicate. Not only d...
The source code of the driver has been provided by the manufacturer. I recompiled and generated a new DLL driver file under the SDK of my own board (ARMV4I). When I inserted the device, it prompted "P...
I am a newbie, and now I need an LDO chip with an input voltage of 60V and a current of 3A. I have searched a lot on the Internet, but it seems that the highest input voltage is only more than 40. I f...
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[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]
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]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
1 Introduction
In order to cope with the energy crisis and slow down global warming, many countries have begun to pay attention to energy conservation and emission reduction and the de...[Details]
There are two main ways to measure temperature: one is the traditional contact measurement, and the other is
non-contact measurement represented by
infrared temperature measurement
. Tradit...[Details]
This paper first proposed an elevator controller algorithm based on a finite state machine, and then designed a three-story elevator controller based on the algorithm. The correctness of the elevat...[Details]
Conventional crystalline silicon solar cells are made on high-quality silicon wafers with a thickness of 350-450μm, which are sawn from pulled or cast silicon ingots. Therefore, more silicon materi...[Details]
“Productivity determines production relations, and the development of productivity determines the change of production relations”, yes, society is always full of changes, and advanced science and t...[Details]
introduction
Since the 1990s, with the continuous reduction of the feature line width of integrated circuits and the corresponding increase in chip density and operating frequency, reducing po...[Details]
0 Introduction
For a long time, rats have caused great trouble to family life and agricultural production. However, existing mechanical methods, chemical methods and biological control methods all h...[Details]
0 Introduction
Superconducting energy storage systems have many advantages such as high power, high sensitivity, small size, and low loss, and are widely used in industry and scientific rese...[Details]
SF6 high-voltage circuit breakers play an important role in the distribution network. As electricity enters the market, the requirements for power supply reliability are getting higher and higher, ...[Details]
Fragment velocity is an important parameter for evaluating the explosive effectiveness of warheads. Traditional range fragment velocity measurement systems mostly use multi-channel data acquisition...[Details]
PCB Design
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