Beijing Huaqing Yuanjian is a high-tech enterprise with embedded technology training as its core business. As an expert in the field of embedded training, Huaqing Yuanjian Embedded Training Center has...
I'm learning about the comparator module recently. I still don't understand how to set the in-phase and inverting terminals. What's the relationship between the internal reference source configuration...
I heard that high-speed digital circuits generally need to use four-layer boards, such as DDR2 memory and other circuits with parallel data lines. Some people also say that it is difficult to use a tw...
The advent of supercapacitors has made people curious about its "super" features, what exactly makes it super, and in what fields can its "super" be demonstrated.
Supercapacitors play a significant ro...
Some time ago, I attended the 4th Energy Chemistry Forum of the Chinese Chemical Society and learned about high-energy-density and high-safety batteries. I would like to summarize and share this wi...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[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]
Based on a survey of more than ten intelligent robot companies, this article sorts out and analyzes the current development status of the intelligent industry and the challenges and differences it ...[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]
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]
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]
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]
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]
The range of an electric vehicle is crucial to the driving experience, and range anxiety is a common headache when driving an electric vehicle. Although the latest electric vehicles can achieve a r...[Details]
Civilian internal combustion engines operate in the range of approximately 1000-4000 rpm. This results in the engine's kinetic energy being ineffective at low or high rpm, making starting difficult...[Details]
Summer is the peak season for buying and using air conditioners. Do you pay attention to the energy efficiency of your air conditioner? Did you buy a DC inverter air conditioner? Do you know the re...[Details]
introduction
With the development of the information superhighway and the internet, broadcast television has become increasingly widespread worldwide. Television information has emerged in var...[Details]
Most cameras on the market use chips manufactured by Japanese companies like Sony, Sharp, Panasonic, and LG. South Korea now has the capability to produce chips, but the quality is somewhat inferio...[Details]