This time, we plan to use the human body sensing module + Bluetooth to sense whether there is someone and get relevant information from the Bluetooth APP.For the Bluetooth part, we still use the Bluet...
[hide] Phosphor powder accounts for a small amount of the total production cost, but it is the key to the development of white light. The following is an introduction to several phosphor powders. I ho...
Different transmitter product brands and different product types may use different chip manufacturers and chip models, and the quality of the products presented to consumers may also vary greatly. We ...
The development environment is vxworks+at91rm9200, and the current project in c language has a requirement that when downloading via ftp, the client can control the size of the data packet received fr...
I need help from all the experts. I am currently developing Bluetooth communication between bluenrg-2n. The host processor is stm32f405. Bluenrg-2n and stm32f405 use spi for communication. I am a comp...
Designing a multiplexer (or mux for short) into a signal chain is simple, right? After all, the device simply places multiple signals into a data converter. In reality, a multiplexer can significantly...
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
1 Introduction
In the mid-1960s, American scientist Maas conducted extensive experimental research on the charging process of open-cell batteries and proposed an acceptable charging curve for ...[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]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[Details]
Compared to cloud databases, minicomputers are purpose-built for decentralized, rugged computing at the edge of the network. By moving applications, analytics, and processing services closer to the...[Details]
For new energy vehicles, the importance of batteries is unquestionable. Not only does it determine the performance of the vehicle, but the battery density also has a great relationship with the veh...[Details]
Civilian internal combustion engines operate in the range of approximately 1000-4000 rpm. This results in the engine's kinetic energy being ineffective at low or high rpm, making starting difficult...[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]
Compiled from semiengineering
The industry is increasingly concerned about power consumption in AI, but there are no simple solutions. This requires a deep understanding of software and ...[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]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
Amid the rapid advancement of automotive intelligence, on-board storage has become a thorny bottleneck restricting the "large-scale popularization" of advanced assisted driving.
On the o...[Details]
Industrial equipment plays a significant role in improving industrial automation and accelerating production efficiency. Industrial HMIs (Human-Machine Interfaces) serve as a communication platform...[Details]
Perhaps due to the stereotypes surrounding electronic products, many owners of pure electric vehicles have questions about charging. What's the correct way to charge? How can charging slow down bat...[Details]