We once repaired a high-precision CNC machine tool at the request of the user . The original CNC machine tool's feed system was a "DC servo motor ball screw table". Since the DC servo motor needs to r...
For example: 200608290000009700 Year Month Day 00000097 Serial number Read this measurement value Program: private unsafe void getdeviceid() { if(this.devicehandle<=0||!this.boolopendevice) { if(this....
I want to make an XY platform composed of two rotating axes. How should I control it? What are the hardware and algorithms? [img]https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=152...
First I have now generated .sys [code] #includeVOID DriverUnload(PDRIVER_OBJECT driver) { DbgPrint("HelloEping"); } NTSTATUS DriverEntry(PDRIVER_OBJECT driver,PUNICODE_STRING reg_path) { DbgPrint("Hel...
101: How can I encrypt and protect my own program blocks? You can use the KNOW_HOW_PROTECT function of STEP7 software to encrypt and protect your program code. If you double-click the mouse to open th...
[align=left][color=rgb(63, 63, 63)][font=Helvetica, Arial, "]With the improvement of IC device integration, the gradual miniaturization of equipment and the increasing speed of devices, the EMI proble...
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 Guang...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, 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]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting.
1 LED lamps have high light efficiency
C...[Details]
This article focuses on closing the feedback loop of an isolated power supply using a TL431 shunt regulator. The article discusses a method to extend the bandwidth of the power supply control loop ...[Details]
1 Introduction
Power supply ripple will interfere with the normal operation of electronic equipment, causing malfunctions such as computer crashes, data processing errors and control system fa...[Details]
Industrial Control Electronics
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