I recently designed an IGBT driver IC and learned most of the driver circuits. I have some experience, which can be summarized as follows:1. IGBT works in a state of high current and high voltage, whi...
I posted a thread before to discuss the calculation speed of IQmath. I just did an experiment when I was free.
Using IQ29 format and normal mode to calculate sin(pi/2) respectively, the result is that...
When I used 51 before, circular shift was very convenient. I don’t know how to do it on ARM, and there is also _nop_(); Does anyone know which header file it is in?...
I believe that the question of the development direction of technical personnel is a question that everyone is concerned about. Now let me talk about my thoughts. Technical personnel can choose the fo...
What chip do you recommend for making a board for the first time? What experience do you have? The general process is like this: 10-second countdown - buzzer sounds - start answering - end of answerin...
1. New construction 2. The function implemented in this experiment is: 4-digit multiplication operation. For the operation result, the lower four digits of the score are displayed on the fourth digita...
The intelligent driving community has its own rhythm. Some are busy pushing new versions and focusing on R&D, others are busy with publicity and promotion, and still others are immersed in mass pro...[Details]
New energy vehicles are increasingly popular with consumers due to policies and energy conservation. Once you've purchased your vehicle, maintenance is essential. However, due to the different powe...[Details]
Is pure electric vehicles a false proposition for long-distance driving? At least from my personal perspective, based on current technological and infrastructure standards, I believe so. Below, I'l...[Details]
Topics: Bring Your Own Device (BYOD) trends; the impact of using employees' own mobile devices to control access to work facilities and equipment on information security; and ways to securely imple...[Details]
On August 22, Lantu Motors officially launched its Lanhai Intelligent Hybrid technology via an online livestream. This intelligent hybrid technology, which integrates a full-range 800V high-voltage...[Details]
The digital TV set-top box consists of a tuner, QAM demodulator, TS demultiplexer, MPEG-2 decoder, PAUNTSC video encoder, embedded CPU system and peripheral interfaces, CA module, and uplink data m...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
With the prevalence of online conferencing, live streaming, and voice communication in gaming, high-quality audio input devices are becoming increasingly important. To this end, XMOS, an expert in ...[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]
Since the beginning of the 21st century, with the rapid development of my country's urban and rural economies and the improvement of people's living standards, more and more people have begun to ow...[Details]
In industrial production, many different controllers are often used, such as those for pressure, flow, electrical parameters, temperature, and sound. However, due to the limitations of the on-site ...[Details]
With the rapid development of the automotive industry, automotive requirements for control, communication, and network management are becoming increasingly stringent. Hardware platforms based on 32...[Details]
The World Conference (WC 2025) recently opened in Shanghai. This year's event, covering over 70,000 square meters for the first time, attracted over 800 exhibitors, showcasing large models, AI term...[Details]
On August 18, according to a report by Xinbang, China's leading EDA company HuaDa JiuTian will launch this month (August 2025) China's only full-process storage EDA solution that can support ultra-...[Details]
On August 18, John Krafcik, former CEO of Google's Waymo, recently questioned Tesla's Robotaxi service. He said: "Please notify me when Tesla launches Robotaxi. I'm still waiting. If there are empl...[Details]