As early as the 1960s, people had begun to research and develop embedded operating systems. But it was not until recently that it was mentioned more and more in China. Its increasing importance in fie...
I downloaded the firmware and circuit of USB HID keys implemented by M8 from the forum. When I used vs2005 to write the host computer program, I couldn't Createfile. The descriptor of the HID interfac...
[Abstract] In the spring of 2004, Japan began a large-scale trial of electronic tags in its logistics system. The trial plan will include 18 subjects in logistics, food and disaster prevention. The ma...
When selling Raspberry Pi, people often ask me if it supports Android/Android system. I can clearly say that it does. However, the performance of Raspberry Pi is still a bit difficult to support Andro...
[img=567,435]http://www.haodianlu.com/wp-content/uploads/2013/07/555551.jpg[/img] This control circuit can manually control the power obtained by the load. When R3 is adjusted, Q3 changes accordingly....
This article was published by the author on EEworld (bbs.eeworld.com.cn). Please do not reprint without the permission of EEworld. After the hard work and fighting in the Mind Games, I can now calm...
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[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]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[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]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
0 Introduction
There are many types of sensors, and the working principles, measurement targets and measurement environments of different types of sensors vary greatly. The corresponding detection s...[Details]
The demand for improved healthcare environments is endless, so medical imaging equipment with higher resolution is needed to better observe the human body. High resolution brings problems with sign...[Details]
Battery clamps, commonly known as battery connectors, come in two sizes depending on the thickness of the battery terminals. One is the battery clamp used on thick terminals, with a positive termin...[Details]
Electrostatic coupling and interference occur when a charged object is close to the input of the circuit being measured. At low impedance, the effects of interference are not noticeable because th...[Details]
1 Introduction
Automatic Test
System The ATS (Automatic Test System) integrates all the stimulus and measurement equipment required for testing.
The computer
efficiently comp...[Details]
TPMS is the abbreviation of "Tire Pressure Monitoring System". It is mainly used to automatically monitor the tire pressure in real time when the car is driving, and to alarm for tire leakage and l...[Details]
Various electronic and electromagnetic interference inside and outside the car often puts automotive electronic equipment in dangerous working conditions, degrading the performance of electronic eq...[Details]
0 Introduction
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The ways to reduce costs are: ① Use the Bluetooth data transmission...[Details]
0 Introduction
In the fields of petroleum, chemical industry, metallurgy, electricity, textile, light industry, water conservancy and other industries and scientific research, relevant pressur...[Details]