I hope this will be helpful to everyone in designing high-frequency boards. I still have a lot of information on special boards. If you need it, please leave a message and I will continue to update it...
Samsung 2440A chip. Just set the IO port, the code is as follows: m_pIOPregs->GPJCON &= ~(0x3 GPJCON |= (0x1 GPJDAT &= ~(0x1 GPJDAT = 0x%x **********"),m_pIOPregs- >GPJDAT)); RETAILMSG(1,(TEXT("******...
When reading the arm MMU document, there is a paragraph that I don't understand: Regarding the "Noncacheable, bufferable" status of DCache, the document explains it as follows: DCache disabled. Read f...
Linux driver development seems to be a very high-end profession. After all, there are too many upper-level application developers, and the threshold is not particularly high. However, there are far fe...
The isolation technology in electromagnetic compatibility is discussed, including magnetic isolation, photoelectric isolation, electromechanical isolation, acoustic isolation and floating ground techn...
High-precision current sensing is key to improving the efficiency of closed-loop control systems (i.e. motor drives). In this blog, the author summarizes the pros and cons of different isolated curren...
On August 22nd, Lantu Motors unveiled a new technology called "Lanhai Intelligent Hybrid" during a live broadcast of CCTV News' "Top Laboratory." The name sounds like another new term, but a closer...[Details]
introduction
As “energy conservation and emission reduction” has become an indicator of the National Economic Development Outline of the 11th Five-Year Plan, people’s awareness of green enviro...[Details]
In the scorching summer, electric fans are a must-have for cooling down people's homes. However, I believe most people have encountered this situation: the fan is plugged in, the switch is pressed,...[Details]
One of the most core components of electric vehicles is the motor. The power supply provides electrical energy to the motor, which converts this electrical energy into mechanical energy, which in t...[Details]
SMT placement machines are important equipment in surface mount technology (Surface Mount Technology). Their performance has a decisive impact on the quality and efficiency of electronic manufactur...[Details]
Reflow soldering, as an electronics assembly process, has become a vital component of the electronics manufacturing industry. Choosing reflow soldering equipment is crucial for improving production...[Details]
China, August 21, 2025 – STMicroelectronics (NYSE: STM), a world-leading semiconductor company serving a wide range of electronics applications, has published its IFRS 2025 semi-annual financial re...[Details]
introduction
The rapid adoption of computers has led to a growing number of tasks being performed on them. People from all walks of life, especially programmers and writers, are spending incre...[Details]
The screen is the first thing you notice when evaluating a phone's quality. Its quality directly impacts both visual and operational performance. However, understanding mobile phone screens r...[Details]
On August 14th, Zhiyuan
Robotics
officially
open-sourced
its world model, GenieEnvisioner (GE), unveiled in July
, and once again promoted the concept of "the industry's first world ...[Details]
When Innovation officially announced the O sweeper recently, 13,000 users flocked to the JD flagship store to make reservations within 24 hours, confirming the market's expectation for the cross-...[Details]
The VR industry is rapidly evolving, and it seems only a matter of time before VR devices reach mass production. Of course, in its early stages, VR will primarily appear as high-end gaming devices....[Details]
On August 15, Zhiyuan Robotics announced through its official account yesterday that it has launched the industry's first unified world model platform for real-world robot manipulation - Genie Envi...[Details]
Motion processing technology, which measures and intelligently processes a device's motion in three-dimensional space, is poised to be the next major revolutionary technology, significantly impacti...[Details]
1. Millimeter-wave radar technical parameters
1. Operating frequency (wavelength)
Millimeter wave radar is a radar that operates in the millimeter wave band. Millimeter waves refer to ele...[Details]
PCB Design
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