The OP's laptop is a thinkpad T510, which has been with me for a few years. The appearance has not changed much. If I just watch movies and read the news, there is no pressure at all. But the OP is a ...
[p=24, null, left][color=#000][font=Simsun][size=14px]Lithium-ion batteries are subject to the risk of internal short circuits due to many factors such as the material system and manufacturing process...
Thank you all for coming from all directions and climbing the Xianglu Peak, the main peak of Xiangshan Mountain, at an altitude of 575 meters under the scorching sun. You all are great. {:1_103:} You ...
[p=28, 2, left][color=rgb(51, 51, 51)][font=微软雅黑]The editor has collected some common problems encountered by students in learning Siemens S7-300PLC. Today, I would like to share with you. Let's see i...
The same LCD screen, running on different platforms (WINCE / ARM7, ARM9, ARM11), the following parameters need to be re-adjusted, right? Why? HSPW: Line Synchronization Fat Pulse Width HBPD: Line Visi...
As human environmental awareness continues to increase, oil resources are decreasing year by year, and oil prices are gradually rising. Reducing automobile pollution and saving energy have become seri...
Abstract:
With the increasing complexity of smart vehicle electrical and electronic architectures, the full lifecycle management of vehicle electronic control components faces multiple challe...[Details]
EtherCAT (Ethernet for Control Automation Technology) is a real-time industrial fieldbus communication protocol based on an Ethernet-based development framework. EtherCAT is one of the fastest indu...[Details]
With the continuous development of the industrial automation industry, we are seeing an increasing number of intelligent devices using flexible, efficient, and precise robotic arms to p...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[Details]
With the gradual popularization of new energy vehicles in recent years, more and more people have been able to access and purchase electric vehicles. The structure of electric vehicles is composed ...[Details]
01. Introduction
As in-vehicle networks migrate from the CAN
bus
to
Ethernet
, traditional millisecond-level synchronization accuracy can no longer meet the requirements of mul...[Details]
0 Introduction
Portable terminals integrate a computer and display screen into a single device. Due to limited space in portable devices, previous designs often used a single-chip microcompute...[Details]
As the power density of modern electronic systems continues to increase, effective thermal management has become critical to ensuring system performance, reliability, and longevity—especially in hi...[Details]
With the continuous development of ultrasonic technology, ultrasound has been widely used in fields such as inspection, cleaning, welding, and medical treatment, and has even found its way into tex...[Details]
Pure electric vehicles have experienced rapid growth in recent years, and many consumers now consider them as a top choice when purchasing a car. But do you know how to choose a satisfactory and sa...[Details]
According to foreign media reports, German chipmaker Infineon has recently completed the acquisition of Marvell Technology's automotive Ethernet business for a total transaction amount of US$2.5 bi...[Details]
According to the latest financial report data, thanks to its leading position in advanced technology, TSMC's profit performance in the second quarter of 2025 was extremely impressive, with net prof...[Details]
Siemens software mainly includes PLC, frequency converter, human-machine interface, etc. The current Siemens software can be said to be very stable.
PLC series range from the Siemens S5 series...[Details]
introduction
Commercial air conditioner PCBs involve both high-voltage and low-voltage power. The power supply for commercial air conditioners often passes through the controller. This forces ...[Details]