I read that the C language routine in the book called the printf function.But in a small program I wrote, the link failed because it called the printf function.My program framework is like this:#inclu...
The LM2596 output negative voltage circuit is the same as on the datasheet. There is indeed a large current at the beginning, but after stabilization, why does the chip still heat up severely without ...
When browsing the forum, I saw the moderator's station. After carefully reading what sister Soso wrote, I realized that there are so many things that I need to pay attention to and learn. I also have ...
Hello everyone, I am uploading a schematic diagram of a microcontroller development board. If there are any errors, please modify it before uploading. I hope to study it together with you. Later, I wi...
Use a port of the microcontroller to connect an optocoupler TLP521, then the optocoupler is connected to the transistor, the transistor drives the relay, the right end of the relay and the optocoupler...
While
the solid-state battery
industry is still engaged in a long technological marathon for
the "ultimate solution" for
electric vehicles
, some companies have begun looking for mor...[Details]
Limited vocabulary recognition
According to the number of characters, words or short sentences in the vocabulary, it can be roughly divided into: less than 100 is small vocabulary; 100-1000 is...[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 continuous development of the industrial automation industry, we are seeing an increasing number of intelligent devices using flexible, efficient, and precise robotic arms to p...[Details]
According to Nikkei, a survey found that global electric vehicle battery supply is expected to reach more than three times the required quantity due to
cooling
demand for electric vehicles,...[Details]
Tiantai Robot's official Weibo account announced on the evening of August 20 that Tiantai Robot Co., Ltd., together with strategic partners including Shandong Future Robot Technology Co., Ltd., Sha...[Details]
As the range of electric vehicles continues to increase, driving electric vehicles for long-distance travel has become a trend. For high-speed travel, how much impact will high-speed driving of ele...[Details]
High-definition media consumption is experiencing a dual growth: an increase in the number of consumers and a transition to higher-definition content. This growth is driven by increasingly widespre...[Details]
On August 18th, China's largest expressway
charging station,
the G25 Changshen Expressway Tonglu Service Area (South Area), officially opened and launched its integrated solar-storage-charg...[Details]
As the power density of modern electronic systems continues to increase, effective thermal management has become critical to ensuring system performance, reliability, and longevity—especially in hi...[Details]
As the core of electric vehicles, batteries are concerned with vehicle use and maintenance. The operation of vehicles is guaranteed by the electricity generated by batteries. For batteries, battery...[Details]
In this era of transition, traditional fuel vehicles and new energy vehicles are at odds with each other. Many people say new energy vehicles are too complicated. While pure electric vehicles are f...[Details]
introduction
Due to their flexibility and security, Java cards are increasingly being used in the smart card field. Once a Java card is released, if multiple applications need to call the same...[Details]
introduction
Commercial air conditioner PCBs involve both high-voltage and low-voltage power. The power supply for commercial air conditioners often passes through the controller. This forces ...[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]