Internal and external antennas and internal antenna technical requirements Antennas are divided into internal and external. External antennas mainly use spiral or PCB. Spiral antennas generally have b...
I am a novice in porting UCOS to MCF52259 and encountered a problem (as shown in the title). I have a few questions:1. The book says that if the soft interrupt vector or TRAP vector is correctly set t...
Norflash supports on-chip operation, while nandflash does not. So can the programs that are usually run on norflash not require RAM? If I want to make a minimal ARM system, is a 2440 chip + a norflash...
[size=14px]Hello everyone, in the following circuit VL=+12V, what is the Vin voltage? What role does this 2N3904 play here? Please give me some advice, thank you! [/size] [size=14px] [/size]...
introduction
Bluetooth technology is a short-range wireless communication technology designed to replace wired cables. It is a wireless communication technology standard developed by the SIG, ...[Details]
A human-machine interface (HMI) refers to the platform used by people to operate a PLC. This platform provides an interface between programs and humans, serving as a medium for information transmis...[Details]
Over the past decade, the narrative surrounding fuel vehicles has been one of decline and replacement. Under the onslaught of new energy vehicles, traditional automakers have been forced to acceler...[Details]
Shenzhen Baowei Power Supply high frequency pure sine wave power, communication inverter power supply has two communication interfaces, RS232 and R485 interfaces, their functions and characteristic...[Details]
With the gradual popularization of new energy vehicles in recent years, more and more people have been able to access and purchase electric vehicles. The structure of electric vehicles is composed ...[Details]
For self-driving cars, LiDAR is the sensory organ that allows them to "see the road." Simply put, its operating principle involves sending out a laser beam, receiving the echo, and ultimately gener...[Details]
In camera and display systems, the demand for high-performance and low-power data interfaces is driving continuous technological evolution. The evolution of MIPI D-PHY and MIPI C-PHY clearly ...[Details]
Cadence and NVIDIA Collaborate to Revolutionize Power Analysis Technology, Accelerating Development of Billion-Gate AI Designs
Cadence's new Palladium Dynamic Power Analysis applicat...[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]
Since the beginning of summer, high temperatures have continued to intensify, and the national electricity load has frequently broken records. The latest data from the National Energy Administratio...[Details]
Recently, Orbbec issued an announcement that its application for issuing A-shares to specific objects in 2025 has been accepted by the Shanghai Stock Exchange.
The announcement shows that the ...[Details]
The functions are still useless. When will it be able to be clearly distinguished from smartphones?
Most consumers categorize their smartwatch purchases as a desire to try something new. A sig...[Details]
On August 18, John Krafcik, former CEO of Google's Waymo, recently questioned Tesla's Robotaxi service. He said: "Please notify me when Tesla launches Robotaxi. I'm still waiting. If there are empl...[Details]
3D-SLISE, a quasi-solid-state electrolyte developed by the Institute of Science Tokyo, enables the production of safe and fast-charging 2.35 V lithium-ion batteries at room temperature and pressure...[Details]
1. How vibration sensors measure vibration
Vibration sensors are mainly used in gas equipment. They can sense disasters such as earthquakes and cut off gas or power supply in time to prevent s...[Details]
RF/Wirelessly
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