Can anyone send me a copy of the Chinese information on CD4501B? All I can find online is in English and I can't understand it! I need it urgently. Thank you....
Recently, I have seen many people in the forum and group discussing how to use the packet capture software. They always ask me to analyze the package in QQ chat, which is really annoying. I specially ...
The whole process of switching power supply design 1 Purpose I hope to introduce the company's current design process in a short space. If there is anything wrong with the introduction, please feel fr...
[align=left]1. Circuit diagram[/align][align=left] I was still wondering why there was no EEPROM on the board. I accidentally saw IIC read and write in the example program. I quickly opened the schema...
I designed a program in Windows CE to send messages between programs. That is, one program sends a message to another program to notify it that it can read the information. However, the program encoun...
introduction
According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[Details]
Learned the following information.
Customer product: industrial computer motherboard
Glue application area: CPU/BGA filling
Glue color requirements: black or t...[Details]
Smartphones can be incredibly unintelligent. For example, consider an office full of people, each absorbed in their work. Suddenly, the silence is broken by a burst of loud pop music. A colleague's...[Details]
The Radxa Cubie A7A is a single-board computer (SBC) powered by the Allwinner A733 octa-core Cortex-A76/A55 SoC, equipped with a 3 TOPS AI accelerator and up to 16GB of LPDDR5 memory.
Fo...[Details]
EVTank predicts that all-solid-state batteries will achieve small-scale mass production in 2027 and large-scale shipments by 2030. Global solid-state battery shipments will reach 614.1GWh, of which...[Details]
According to foreign media reports, Apple is secretly evaluating several artificial intelligence hardware concepts, including smart home displays, security devices and a desktop robot, of which the...[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]
Compared to gasoline-powered vehicles, electric vehicles have a simpler structure, allowing for greater flexibility in the layout of various components. While electric and gasoline-powered vehicles...[Details]
From smartwatches to portable health and fitness trackers, wearable devices are increasingly transforming every aspect of our daily lives. The desktop computer revolution of the 1980s ushered in an...[Details]
introduction
At present, all major countries in the world are vigorously developing marine affairs. However, there are various uncertainties and unknown factors in the ocean. Underwater robots...[Details]
Have you ever experienced these moments? Your phone battery runs out at a critical moment, an electric car owner repeatedly calculates the mileage before a long journey, or a drone enth...[Details]
Do electric cars emit radiation? The answer is: yes! In fact, electromagnetic radiation is ubiquitous in our lives. The Earth itself is a large magnetic field. The interaction between electric and ...[Details]
Although everyone has their own unique approach to PLC programming, the ultimate model is the same. This article uses the simple ladder diagram programming method of Mitsubishi PLC as an example to...[Details]
Recently, Orbbec issued an announcement that its application for issuing A-shares to specific objects in 2025 has been accepted by the Shanghai Stock Exchange.
The announcement shows that the ...[Details]
Recently, a research team from Shandong University and Huawei Technologies Co., Ltd. achieved a significant breakthrough in the field of power semiconductors. Using fluorine-ion implantation termin...[Details]