The situation is this: the motherboard has two serial ports, one is connected to the chassis (that is, the serial port 1 we use for upgrading), and the other serial port 2 is connected to the CPU seri...
Help experts, urgent!!! How can a low-power isolated switching power supply solve the common mode and conduction problems at the same time? The requirement is that no external components can be added....
Power electronics should be the basis of power supply. Similarly, should power grid, high voltage electricity, substation be considered industrial control or power supply? The power supply we often ta...
Some tips and tricks for CircuitPython programming:Read an digital input as a Button
import board
from digitalio import DigitalInOut, Pull
button = DigitalInOut(board.D3) # defaults to input
button.pu...
wince 6.0 + pxa270 A simple matrix keyboard, a total of 6 keys are mapped to VK_F1, VK_F2, VK_F3, VK_F4, VK_F5 in the keyboard driver's KeyButton_GetEventEx2(UINT rguiScanCode[16], BOOL rgfKeyUp[16]) ...
I just bought a STM32F407 board. When I burned it, there was no stm32f4XX in keil 5. I downloaded it from the keil official website, but it can't be installed. Can someone please tell me what's going ...
Some time ago, I attended the 4th Energy Chemistry Forum of the Chinese Chemical Society and learned about high-energy-density and high-safety batteries. I would like to summarize and share this wi...[Details]
Current Development Status of DVR Market
A DVR, or digital video recorder, uses a hard disk for recording, unlike traditional analog video recorders. It's often called a DVR because it's a com...[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]
The structure of an LCD TV primarily consists of the LCD display module, power module, driver module (primarily including the main driver board and tuner board), and keypad module. LCD display modu...[Details]
In June 2014, the Ministry of Industry and Information Technology issued 4G FD-LTE licenses to China Unicom and China Telecom. Together with the 4G TD-LTE licenses issued to China Mobile, China Uni...[Details]
Smartphones have become essential digital devices, and the growing number of smartphone-centric applications is enriching people's lives. As users, they desire a better app experience and a wider r...[Details]
"We have successfully launched the first version of our dedicated chip for EMB brake-by-wire. Second-generation samples have also been successfully completed, and we are actively planning a third-g...[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]
Analog Devices held a third-quarter fiscal 2025 earnings conference call. Vincent T. Roche, CEO and Chairman of the Board, and Richard C. Puccio, Executive Vice President and Chief Financial Office...[Details]
Facial recognition, a biometric technology that uses facial features to authenticate identity, has rapidly become a global market hotspot in recent years as the technology has entered practical use...[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]
I believe everyone has heard of memory. If your computer is slow, your experts may recommend upgrading it to a larger capacity. But what exactly is computer memory used for? Why does memory capacit...[Details]
0 Introduction
With a rapidly aging population, a young couple is now required to care for an increasing number of elderly people, leading to a growing difficulty in providing care for them. E...[Details]
We know that the power output by the engine does not directly act on the wheels to drive the car, but needs to pass through a series of power transmission mechanisms. So how is the power transmitte...[Details]
The Importance of Intelligent Motion Control in Smart Manufacturing
Intelligent motion control is a core building block of smart manufacturing, enabling highly flexible and efficient manufactu...[Details]