After connecting the USB OTG of ESP32-S2-Saola-1, if you hold down the BOOT button during reset (GPIO0 is grounded), it will enter DFU mode. Under Windows, an unknown device of ESP32-S2 and a USB seri...
I want to hold an offline Raspberry Pi party in Shanghai, from 2pm to 5pm on March 22, Room 505, Huaiyun Building, No. 68 Huaihai East Road, Shanghai. If you are interested, please contact me. I just ...
In a matrix key circuit, some have a diode in series on each key, and some have a diode in series on the row scan line. What is the use of this diode?...
I like this pair of Bluetooth headphones very much. The sound is balanced and the size is small. It doesn't feel uncomfortable when wearing it. It cracked and broke when I adjusted it. I just opened i...
Two 82557 redundant channels, set the MAC addresses of the two network cards to be the same in sys557Init() of sysfei82557end.c, use task query to switch in usrapp...c, TCP and UDP on-demand can be sw...
Robotics
has become
LiDAR
's "second growth curve."
While LiDAR was still battling with its "pure vision" rivals in the automotive field, another field ignited the demand f...[Details]
The all-new MG4 was recently officially announced on the Ministry of Industry and Information Technology's (MIIT) new vehicle announcement. The all-new MG4's semi-solid-state battery version addres...[Details]
On August 21st, BYD announced the launch of its next-generation "Little White Pile" product, the "Lingchong"
charging
pile
, which is now available for general sale. This charging pile feat...[Details]
Tires are a very important component for cars. They are related to the driving experience of the vehicle. We are almost inseparable from cars in our daily lives. For tires, according to the role of...[Details]
The transition to SDVs (software-defined vehicles) involves more than just replacing parts; rather, it involves the organic connection of various elements, from internal vehicle systems to ext...[Details]
In machine vision systems, light sources play a crucial role. Choosing the right light source is a key factor in determining the success or failure of the entire system. The main purpose of the lig...[Details]
System Principle
According to the average imbalance rate of the branch three-phase phase line load and the average value of the branch phase line current, the adjustment of the phase line load...[Details]
summary
NFC (Near Field Communication) is a short-range, high-frequency wireless communication technology that allows contactless, point-to-point data exchange (within ten centimeters) between...[Details]
The development of electric vehicles is unstoppable. More and more people are choosing new energy vehicles. With the subsidies provided by the state and the shortage of resources, new energy vehicl...[Details]
In recent years, portable electronic devices such as mobile phones, digital cameras, music players, tablets, ultrabooks, and laptops have become almost a necessity, raising safety concerns. Besides...[Details]
Hesai Technology (Nasdaq: HSAI), a leading global lidar developer and manufacturer, today announced it has been awarded a production contract for lidar systems for a Toyota Motor joint venture. Toy...[Details]
Through the collaboration between humans and intelligent machines, the intellectual labor of human experts in the manufacturing process is expanded, extended, and partially replaced. It updates the...[Details]
Introduction
LED displays are increasingly used in finance, securities, sports, traffic information, and advertising. This is due to the recent decline in LED costs and increases in brightnes...[Details]
2. LED display structure and classification
By properly connecting LED chips (including series and parallel connections) and employing appropriate optical structures, light-emitting segments o...[Details]