.main .content are separated by a space, indicating a descendant selector, which selects the element containing pp within the .main element.For example:
div class="main"div class="content"Selected ele...
[url=https://bbs.eeworld.com.cn/thread-86444-1-1.html][color=#000000]A master's design[/color][/url] I read the essence of teacher quanzx's post twice. The first time I read it, there were 12 pages in...
This is my first time using Atmel Studio. I downloaded this version from the official website and installed it:After the installation is complete, I can successfully execute the program:But after plug...
I recently used STM32F767 in a project. The internal AD is 12 bits, which does not meet the requirements. I looked for ADS1274, which has 64 pins, but it has too many pins. I also looked for other AD ...
[font=Verdana][font=Verdana]IIR Digital Filter Design - Implementing Arbitrary Order IIR Digital Filters on FPGA[/font][/font] Abstract: This paper introduces a method to implement arbitrary order IIR...
[color=#333333][font="][size=14px]Why for transistors, some literatures say that under EMP injection, the failure mode of transistors is BE junction short circuit, but some literatures say that BC jun...
To understand why car engines need gearboxes, we must first understand the characteristics of different types of engines. An engine refers to a machine that can convert a form of energy into kineti...[Details]
According to foreign media reports, secondary battery materials company POSCO Future M announced that it has successfully developed two experimental (prototype) positive electrode materials for the...[Details]
This paper proposes a temperature real-time transmission and display solution based on LED optical data transmission, with Jingwei Yager low-power FPGA HR (Yellow River) series as the main controll...[Details]
1 Source of creativity
With the further development of electronic technology, electronic pets have gradually entered people's family life. At present, there are two main categories of relative...[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 development of science, the use of variable frequency technology is becoming more and more widespread, and it is used in both industrial equipment and household appliances. Inverter air co...[Details]
MQTT Ethernet I/O modules primarily collect I/O port information and transmit data over the network. In addition to being a TCP server, Ethernet I/O modules can also function as TCP clients. Furthe...[Details]
The driving mode is not unfamiliar to vehicles. According to the driving mode of the vehicle, there are front-wheel drive, rear-wheel drive and even four-wheel drive. Four-wheel drive is a major se...[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]
New version helps developers build secure and trustworthy embedded systems
Shanghai, China—August 21, 2025—
QNX, a division of BlackBerry Ltd., today announced the release of QNX...[Details]
Keysight Technologies reported strong third-quarter results, with revenue and earnings per share exceeding expectations and steady order growth. The company, driven by strong growth across multiple...[Details]
ESD protection diodes are specialized for small-signal ESD protection or surge protection TVS arrays, often used for multi-circuit protection. Their small package size, low on-state voltage, high i...[Details]
This series of articles aims to help readers have a brief understanding of the Hongke KPA Automation system and to quickly get started with MoDK, including: an introduction to Hongke KPA Automation...[Details]
Since entering the electronic components industry, I've learned that electronic components come in different packaging types. Some people have argued that different types of components may look the...[Details]
Deep in the laboratory, a seemingly ordinary piece
of
battery
material
was fed into the China Advanced Research Reactor (CARR). Scientists activated the neutron depth profiling device,...[Details]