I am now designing a signal generator based on 80C51 MCU, which is required to output square wave, sine wave and adjustable amplitude within (-10 to +10). I already know that the waveform can be outpu...
[align=left]1. Introduction to the design: [/align][align=left] Lithium battery charger is a charger specially used to charge lithium-ion batteries. [url=http://baike.baidu.com/view/10022.htm]Lithium-...
[backcolor=white][size=4][color=#000000]1. Analog electronics: a professional basic course for introductory electronic technology. To put it bluntly, many people who major in information engineering m...
I wrote an IIC control program in VHDL these days to read and write EEPROM AT24C02. The read and write timings meet the AT24C02 and IIC specifications, but I still can't read the correct data. Here is...
I have to work on a logistics robot topic for a work training competition recently, so I am learning how to draw integrated circuit boards. The chip I use is STM32F407VET6.
Now I am very confused abou...
As a single-host multi-slave bus system, the number of slave devices that can be connected to a 1-Wire bus is almost unlimited. In order to avoid logical conflicts, the 1-Wire bus interfaces of all...[Details]
0 Introduction
At present, the analysis of intra-pulse signals in pulse radar has always been a hot topic and difficulty in research. How to measure the intra-pulse carrier frequency more ...[Details]
Complex circuits and 3D EM simulation tools have reached a point where complex system-level behavior can be simulated before fabrication. Performing EM simulations simultaneously with circuit simul...[Details]
Among the many candidate standards for China's mobile TV, the CMMB standard proposed by the Broadcasting Science Research Institute of the State Administration of Radio, Film and Television is aime...[Details]
1 Introduction
Generally, when transmitting information over short distances through electrical signals, baseband signals can be directly transmitted. However, over long distances, baseban...[Details]
With the improvement of people's requirements for vehicle riding comfort and the development of passenger car suspension technology in my country, air suspension is increasingly used in passenger ...[Details]
I hope my mobile phone has more functions, I hope my digital camera is smaller, I hope my Walkman can listen longer... Consumers are always full of expectations for the performance of portable electro...[Details]
The third generation iPhone, iPhone 3G S, has finally been released. Let's take a look at the differences in basic parameters between it and the previous generation iPhone 3G.
According to for...[Details]
On July 1 this year, the "Civil Airport Management Regulations" will be officially implemented. The new regulations put forward higher requirements for the safe operation of airports. At the same t...[Details]
In electronically controlled gasoline injection engines, the oxygen sensor used for closed-loop control of the fuel system is an important electronic component that monitors the oxygen content in t...[Details]
introduction
Using wireless sensor networks to detect the amount of grain in a grain depot is a new technology. Due to the complexity of grain piles, a large number of unevenly distribut...[Details]
Most of the current maritime radars in my country are imported radars with a short effective detection range. They are unable to identify signals when the signal-to-noise ratio drops to 3 dB. Wit...[Details]
As process nodes and die sizes continue to shrink, the number of consumer electronic products using flip-chip packaged IC devices is increasing. However, flip-chip packaging manufacturing rules hav...[Details]
Recently, the new version of the plasma collection management system developed by Shandong Jingyun Information Technology Co., Ltd. using Fujitsu PalmSecure palm vein identification technology was ...[Details]
0 Introduction
With the development of embedded computer application technology, embedded technology has been widely used in all aspects of modern life. In terms of retail systems, retail ...[Details]