I made a SIM300 GPRS module and encountered the following problem: UDP connection can be connected normally, and data can be sent and received correctly. But TCP connection cannot be made. The operati...
[font=宋体]1 Introduction[/font] [font=宋体] At the end of the 20th century, the wave of information revolution that emerged worldwide provided a golden opportunity for the breakthrough development of the...
[img]http://bbs.elecfans.com/data/attachment/forum/201304/28/221613rsc27gfjcwfj7c7i.jpg[/img] I need help from an expert. I want to make a microcontroller car....
On August 25th, TSMC, the world's leading contract chip manufacturer, attracted significant attention for its decision to build a chip manufacturing facility in Arizona. TSMC primarily manufactures...[Details]
Based on the commutation technology, thyristor rectifiers are classified into two main types. Line-commutated and force-commutated inverters are commonly used, while other commutated inverters, nam...[Details]
A human-machine interface (HMI) refers to the platform used by people to operate a PLC. This platform provides an interface between programs and humans, serving as a medium for information transmis...[Details]
Preface
Low-voltage motors are widely used in nonferrous metallurgical plants. Their abnormal operation not only impacts normal production but can also threaten human life. Therefore, providin...[Details]
Electric vehicles will revolutionize transportation, changing fuel consumption, carbon emissions, costs, maintenance, and driving habits. Currently, a major selling point for electric vehicles is t...[Details]
introduction
With the development of society, people's requirements for the quality of refrigerated and frozen foods are constantly improving. The changes in food appearance and nutritional co...[Details]
0 Introduction
DVI (Digital Visual Interface) is a hot topic in current digital display research and application. Video processing technologies for DVI output not only address issues such as h...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
The transition to SDVs (software-defined vehicles) involves more than just replacing parts; rather, it involves the organic connection of various elements, from internal vehicle systems to ext...[Details]
The electric motor is one of the most widely used power equipment and plays a vital role in the national economy. However, its high failure rate causes huge economic losses to industrial and agricu...[Details]
System Principle
According to the average imbalance rate of the branch three-phase phase line load and the average value of the branch phase line current, the adjustment of the phase line load...[Details]
In the exhibition halls of the 2025 World
Robot
Conference (WRC), robots of all shapes and sizes competed for attention. As the hustle and bustle of this industry event gradually subsided, ...[Details]
Electric vehicles are structurally composed of three main components: batteries, motors, and electronic controls. Power is transmitted from the battery to the motor, which in turn drives the vehicl...[Details]
Xenon lamp principle
Xenon lamps are high-pressure gas discharge lamps that are filled with a mixture of inert gases including xenon and do not have the filament of halogen lamps. They are ref...[Details]
What is the difference in response time when the output uses cyclic refresh and direct refresh?
The time required from when the PLC receives an input signal to when the PLC outputs a con...[Details]