I don't know what the reason is. I just fixed it. I searched a lot of information on the Internet to solve it, but it still doesn't work. Can any senior help me solve it? Thank you again... When insta...
The turtle was crawling on the beach. Not far ahead, he saw an egg and started chatting with it.Hey, how are you? I noticed your skin is so elastic today. Where did you go for beauty treatment?The egg...
[i=s] This post was last edited by elec32156 on 2017-8-3 17:57 [/i] As shown in the figure, this is a transistor charging circuit, U303 is a charging transistor, Q301 is an NMOS, the principle should ...
After reading the data sheet for a few times, I suddenly found that LPC343 actually supports USB ISP download. In other words, you don't need any downloader or debugger, just a USB port to download th...
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]
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]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]
1. Introduction
Due to the good programmability and superior performance of FPGA, the number of embedded systems using FPGA chips in LCD splicing screens is increasing rapidly, especially in t...[Details]
"The father of knockoff phones" aims to make up for TD's shortcomings
IT Times reporter Lin Fei
On June 22, the day before the Dragon Boat Festival, on the other side of the Taiwan Strait, a m...[Details]
Recently, there has been controversy in the industry over whether the adoption rate of automotive electronic safety products in cars should be as high as possible. Some industry insiders believe th...[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]
The joint station of an oil production plant is a large workstation for the joint treatment of oil, gas and water. It has many posts, including the central control room, oil post, water post, heati...[Details]
Overview
Modern
amplifier RF instruments
have impressive measurement capabilities and accuracy far exceeding their predecessors. However, these instruments cannot reach their full pote...[Details]
Infrared technology has been widely used in speed measurement systems, and many products have used infrared technology to achieve vehicle speed measurement, detection and other research. When infra...[Details]
There are multiple methods for measuring the temperature of electrical contacts in power transmission and distribution. The more traditional methods include temperature measurement wax sheet method...[Details]
In this design, the PlCl6F877 single-chip microcomputer is used as the core to complete the control of the output drive unit, human-computer interaction unit, actuator unit, detection unit and other p...[Details]