The device structure is defined as follows: typedef struct smschar_dev { volatile int pending_messages; //!private_data; spin_lock(&dev->lock); if(wait_event_interruptible(dev-wtq,!list_empty(&dev->pe...
I am a beginner in 430 single chip microcomputer. When writing ADC program, there is the following code in the interrupt: { static unsigned int g =0; g++; if(g>=10) { g=0; } ADC_Results[g]=ADC12MEM0; ...
In the previous post, we created a new project and set the background image, but did not assign values to the displayed characters. Today, we will use the serial port assistant to send command lines t...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:02[/i][font=Verdana, sans-serif][size=4][color=#000000][backcolor=white]At present, the emerging embedded touch screen technology can b...
[i=s]This post was last edited by dontium on 2017-1-9 23:26[/i] [b][size=4]For example, a single-pole-to-throw relay has a normally open terminal, a normally closed terminal, and a common terminal. [/...
What is EtherCAT? Did you know? EtherCAT (Ethernet for Control Automation Technology) is becoming a mainstream Industrial Ethernet network.EtherCAT (Ethernet for control automation technology) is grow...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
My colleague and I spent the day chatting in the hotel bar. We had met with several customers. We were both wondering how come these engineers we were meeting knew almost nothing about analog techn...[Details]
In the analysis of electronic circuits, static analysis (also known as DC analysis) is the basis of circuit analysis. However, it is well known that electronic components are nonlinear, so the anal...[Details]
RS-422 and RS-485 are both serial data interface standards, which were developed and published by the Electronic Industries Association (EIA). RS-422 defines a balanced communication interface with a ...[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]
Describe how to meet the challenges of complexity with a modern wiring design toolset. Option codes and expressions can simulate the variables of an automotive project. A full-featured tool suite c...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
This article introduces a high-reliability, high-power automatic water supply device made with 89C2051 single-chip microcomputer, which has phase loss detection, over-temperature detection, over-cu...[Details]
introduction
Belt drive is a common transmission device used in industrial production. Its commonly used speed detection device is a photoelectric encoder installed at the rotating end of th...[Details]
At present, more than 40 fieldbuses have been developed in the world, among which CAN bus is suitable for application in automobile inspection lines because of its unique features such as strong re...[Details]
A stepper motor is a motor that converts electrical pulse signals into linear or angular displacements. However, the control of stepper motors is usually developed in assembly language or C languag...[Details]
1 Principle and composition of micro-range radar
1.1 Ranging method
There are usually three methods for radar ranging: pulse ranging; frequency modulated continuous wave ranging; phase ...[Details]
1 Design of Electric Vehicle Battery Management System
With the increasing shortage of energy, rising oil prices, and urban environmental pollution, the development and utilization...[Details]
Embedded System
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