On July 23 , 2011 , at the Henan Provincial College Students Electronic Design Competition Seminar hosted by the Henan Provincial Department of Education in Nanyang, Henan, Professor Luo Weixiong, hea...
[font=宋体][size=14pt][size=4]Can any expert help me? ! My graduation project is the design of a DC motor control system based on a single-chip microcomputer[/size][/size][/font] [font=宋体][size=14pt][si...
[size=5]We are using MSP430i2041 microcontroller, four modules are powered by batteries, the communication ports are optically isolated and cascaded, and now we find that the four modules are frozen a...
On the 26th, China's largest private electrical enterprise, Zhejiang Chint Group Co., Ltd. (hereinafter referred to as "Chint"), announced that it will invest 1 billion yuan in Hangzhou for the constr...
The minimum system is as follows:The two capacitors on the 32768Hz crystal oscillator do not need to be soldered.
In order to see the msp430f1232 pin clearly, give a large pictureIn addition to the TD...
I want to learn about the use of wireless communication chips (including what wireless chips and microcontrollers to use, and they must have low energy consumption). Thank you. Can you please recommen...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[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]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[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]
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
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]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[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]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[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]