Caller Identification Delivery (CID) is a service provided by the telecommunications bureau to the called telephone user. It refers to the service that displays the caller's phone number, caller name,...
My understanding is this:But the result is this:I have learned I2C before, but I only learned about 1-to-1 communication. I don’t know much about 1-to-many communication. I hope you can give me some a...
I would like to ask you all, I use F149 to drive two 9V motors through L298N. The MCU IO port is directly connected to the motor driver module. It seems that all the connections are correct, but the o...
The first version of the Feizhu quadcopter is designed. In order to be back before the New Year, I finished drawing the board today and then submitted it. After submitting it, I found that there are m...
A vacuum eutectic furnace is a critical piece of equipment used in the manufacturing and processing of various materials, particularly in the fields of microelectronics and nanotechnology. One of t...[Details]
When we travel in cities, we all find that electric vehicles have many advantages. As a means of transportation, they can also fulfill their mission well. Now, more and more residential communities...[Details]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
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]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
When discussing autonomous driving technology, there are often two extremes: on the one hand, there's the vision of "fully autonomous driving," while on the other, there's concern about potential s...[Details]
According to foreign media reports, Nissan Motor has recently reached a cooperation with US battery technology company LiCAP Technologies to jointly promote the research and development of next-gen...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[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]
Coal mines typically contain gas and coal dust. When gas and coal dust reach a certain concentration, they can cause explosions. Electrical equipment generates arcs during normal operation or durin...[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]
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]
Bosch has released a new SoC series to support L2+ advanced driver assistance functions. The chip integrates high resolution and long-range detection capabilities, and has built-in support for neur...[Details]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]