[i=s] This post was last edited by Changjianze1 on 2017-7-11 18:37 [/i] [align=left][b][color=#000000][font=宋体] [size=5] Smart Meter [/size][/font][size=5]645 [/size][font=宋体][size=5] A Brief Introduc...
I can ping other boards with the ping function on the ARM9200 board, but I can't send the arp request program I wrote. If I set the sending length to less than 64, although the sending is interrupted,...
The static part of the common source amplifier circuit is shown in the figure. In the figure, R1 is connected to a 5W resistor. When the static working point is adjusted by 12V, the GS voltage is arou...
Flip-chip and ball grid array (BGA) are two widely used packaging technologies in the electronics industry. Each has its own advantages and limitations, and in some cases, they can complement each ...[Details]
Ever since the Tesla fire incident, electric cars, already known for their poor reputation, have been subjected to even more scathing criticism. Despite this, many people are still willing to buy t...[Details]
On August 25th, SK Hynix announced that it has completed development and entered mass production of its 321-layer, 2Tb QLC NAND flash memory product. This achievement marks the world's first applic...[Details]
On August 22nd, Lantu Motors unveiled a new technology called "Lanhai Intelligent Hybrid" during a live broadcast of CCTV News' "Top Laboratory." The name sounds like another new term, but a closer...[Details]
According to foreign media reports, BMW has just been granted a patent for a screen that could cover the entire roof. BMW hopes to transform at least a portion of the vehicle's headliner into a dis...[Details]
Common Mode Semiconductor has officially released its latest generation of power management ICs—the GM6506 series. This fully integrated high-frequency synchronous rectification step-down p...[Details]
introduction
Sonar imaging is of great significance in marine resource development and defense. Its long range, intuitive display of the observed area, and target identification make it widely...[Details]
With the rapid development of electric vehicles in my country, people are beginning to pay attention to the issue of radiation from electric vehicles. We all know that mobile phones emit radiation,...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[Details]
SMT placement machines are important equipment in surface mount technology (Surface Mount Technology). Their performance has a decisive impact on the quality and efficiency of electronic manufactur...[Details]
A multilevel inverter converts a DC signal into a multilevel staircase waveform. Instead of a straight positive-negative output waveform, the output waveform of a multilevel inverter alternates in ...[Details]
Reflow soldering, as an electronics assembly process, has become a vital component of the electronics manufacturing industry. Choosing reflow soldering equipment is crucial for improving production...[Details]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]
A tubular motor is an electric motor that is typically used to control the movement of machines and equipment. Tubular motors are generally divided into two categories: linear tubular motors and ro...[Details]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]