51 , my electronic pioneer
I have been very interested in electronics since the third or fourth grade of elementary school, but unfortunately the current education system does not provide the correspo...
The forum has discussed the -48V issue of communication power supply many times. There have been discussions in the past. The most recent discussion is this post [url=https://bbs.eeworld.com.cn/forum....
Installed tmake 1.11 qt/Embedded2.3.7 QT2.3.2for x11 environment is redhat9 with built-in qmake3.1 version. I found that the examples under qt/E can be loaded into qvfb for running. The examples under...
I am a beginner. I want to learn MCU, so I bought a learning board. I brought some learning materials and now I share them with friends who are also planning to get started with MCU. I hope it will be...
This is my first time developing for Windows CE, and I am using eBox. I need to port OpenCV to Windows CE. In addition to http://blog.csdn.net/hellogv/archive/2010/07/08/5721129.aspx , is there any in...
I have a simple question. In the amplifier circuit in the figure, Vout=-(Rf/R1)*Vin. I don't understand how R1 and Rf are generally chosen. If the amplification is 100 times, according to the formula,...
Amidst the wave of intelligent automotive transformation, advanced driver assistance is gradually emerging from cutting-edge technology into the mainstream, becoming a new frontier of industry comp...[Details]
Core point: The automotive industry chain and the humanoid robot industry have collaborative advantages in hardware, software, and scenarios. Upstream and downstream companies in the automotive ind...[Details]
Pure electric vehicles, structurally speaking, have components such as a power battery. In addition to the power battery, a small battery also powers some low-voltage electrical components and even...[Details]
With the advent of the electric car era, the number of pure electric vehicles has increased significantly, but many car owners do not know how to properly maintain pure electric vehicles. In additi...[Details]
Charging is a familiar process for new energy vehicles, and as a source of battery energy, charging piles are crucial. New energy vehicle charging can be divided into fast charging and slow chargin...[Details]
During daily operation of an R-type power transformer, the voltage used varies as the equipment being used adjusts. This raises the question: can the transformer change voltage at this point? The a...[Details]
MQTT Ethernet I/O modules primarily collect I/O port information and transmit data over the network. In addition to being a TCP server, Ethernet I/O modules can also function as TCP clients. Furthe...[Details]
Common methods for troubleshooting roller press bearing wear include repair welding, thermal spraying, brush plating, and scrapping and replacement. However, these methods are often subject to asse...[Details]
The driving mode is not unfamiliar to vehicles. According to the driving mode of the vehicle, there are front-wheel drive, rear-wheel drive and even four-wheel drive. Four-wheel drive is a major se...[Details]
New version helps developers build secure and trustworthy embedded systems
Shanghai, China—August 21, 2025—
QNX, a division of BlackBerry Ltd., today announced the release of QNX...[Details]
The Waveshare ESP32-P4-ETH is a compact ESP32-P4 development board with Ethernet and PoE support. It looks very similar to the Olimex ESP32-P4-DevKit, minus the pUEXT connector. However, we've also...[Details]
1. Static Balance
Static balancing is performed on one correction surface of the rotor. The remaining unbalance after correction is used to ensure that the rotor is within the specified range ...[Details]
The term "remote meter reading" literally emphasizes remoteness. But how far is remote? One kilometer? Two kilometers? Those aren't considered far at all. Currently, the longest distance for ...[Details]
The BB-Black is a development platform based on the TI AM335X processor, manufactured and sold by Embest under license from BeagleBoard.org. The BB-Black boasts superior graphics performance among ...[Details]
End-to-end autonomous driving sounds impressive. Raw data from onboard cameras, radar, lidar, and other sensors is fed directly into a large network, which then outputs steering wheel angle, accele...[Details]
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