The thing is, after porting LWIP, I made a web server. After resetting stm32, I can access the web page on stm32 through the browser, but I can no longer access this page after closing the browser and...
[font=sans-serif]The voltage between IC202 and T202 relative to R208[/font][backcolor=rgb(238, 238, 238)][font=sans-serif]It should be negative feedback? Why did I analyze it as positive feedback[/fon...
Can the microcontroller system directly draw power from an external 200v DC wire? I think: 1. I can use a transformer to convert 200v to 3v to power the microcontroller 2. I want to use a capacitor to...
Can anyone tell me if there is a product in the STM8S series that can communicate directly with the computer through the USB interface or other chips?...
It is a small button device equipped with Bluetooth, battery, and storage module. It needs to connect to the mobile phone via Bluetooth and call the app on the mobile phone through the signal sent by ...
On August 23rd, Geely's subsidiary, Jiyao Tongxing, announced it has the industry's largest advanced production capacity for tandao
batteries
, with eight production bases across China. Jiy...[Details]
When you are happily watching NBA or football, your wife asks you to turn off the lights in the bedroom. Would you be depressed? Of course, unless you are not afraid of your wife.
Now you are ...[Details]
When we travel in cities, we all find that electric vehicles have many advantages. As a means of transportation, they can also fulfill their mission well. Now, more and more residential communities...[Details]
We are entering a new era where people are increasingly affordably equipped with more electronic gadgets. Electronics have become essential to our lives. For example, the average consumer now owns ...[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]
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]
The fracture mechanism is stress concentration, which typically occurs at the capacitor lead pins or pad connection points, as shown in the figure. Under vibration, the capacitor lead pins and pad ...[Details]
Batteries are a core component of new energy vehicles, accounting for over 40% of the total cost. This is also the area where automakers are most willing to tamper with costs. Since 2021, domestic ...[Details]
For the average person, an electricity meter is a monthly bill. For beginners, it's a collection of components and parts. For experienced meter engineers, however, it's a complex and complex proces...[Details]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[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]
Recently, I received a request to use OK1028A-C to output PWM square wave. However, I found that there was no relevant instructions on the OK1028 platform, so I started writing this article.
A...[Details]
On August 19, Huawei's Executive Director and Chairman of the Device BG, Richard Yu, shared a Weibo post about a conversation he had with a Zunjie S800 owner. The owner had driven over 5,000 kilome...[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 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]