It's like this, my WM phone is broken, and now I can only enter the engineering mode, and then after connecting to the PC with USB, the phone displays as shown below: [img]http://www.pdag.org.cn/attac...
I use a single-chip microcomputer to directly read the AD acquisition value. The displayed value gradually increases with the increase of pressure, and it is added one by one, that is, the ones digit ...
I use the 5 series 430 microcontroller to write bootload, but I don't know how to calibrate the address in C language. It is easy to achieve with assembly, but I am not very familiar with 430 assembly...
I now have a ZigBee board and a DC fan (DC motor). How do I build the hardware circuit? What else do I need? How does the ZigBee control signal control the speed of the DC motor? Can I add an msp430 b...
For a 700mH large coil (similar to the coil of a contactor), the Rs is 270Ω when tested with a benchtop LCR bridge, but only 77Ω when tested directly with a multimeter resistance range. Therefore, how...
My article is published in word format, in the attachment. [b][color=#5E7384]This content is originally created by EEWORLD forum netizen [size=3]Daqin Zhengsheng[/size]. If you want to reprint or use ...
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]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[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]
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
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[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]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[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]
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]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]