Master, I am doing a project, using pic18f452, and found that the spi port is already used to read SD card information. I want to add a nokia5110, do I need to get the chip select, spi one master and ...
[size=9pt]I have a question for you guys. I recently installed a perimeter alarm system. Some pairs of 30-meter and 40-meter beams must be blocked very close to the probe to alarm. If they are blocked...
[i=s]This post was last edited by Tiantian1 on 2017-8-26 20:44[/i] The input voltage is 12V. As shown in the figure, we hope to obtain a constant current of 125mA. However, when the RL resistance beco...
Bharti Airtel, India's largest mobile operator, recently announced its quarterly results, saying it achieved outstanding results this quarter thanks to the continued growth in the total number of mobi...
Electric motors and internal combustion engines of the same power have similar torque levels. High power requires high torque, and torque determines a vehicle's acceleration speed, commonly known a...[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]
Common Mode Semiconductor has officially released its latest generation of power management ICs—the GM6506 series. This fully integrated high-frequency synchronous rectification step-down p...[Details]
On August 18th, Galaxis, a specialist in integrated intelligent intralogistics robotics, officially unveiled its next-generation, ultra-narrow aisle forklift mobile robot, the "VFR Ultra-Narrow Ser...[Details]
Since the beginning of this year, price wars have intensified, new models have been launched one after another, used cars with zero kilometers have become a hot topic, and the industry's internal c...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
While the current industry consensus is that autonomous vehicles are robots and that their systems are managed using robotics-developed thinking, there are also cases where autonomous driving is ac...[Details]
With the rapid development of electric vehicles in my country, people are beginning to pay attention to the issue of radiation from electric vehicles. We all know that mobile phones emit radiation,...[Details]
There are basically three causes of spontaneous combustion of electric vehicles: The first is that the battery components are punctured or suffer fatal damage due to a collision accident, and part ...[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]
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]
A half-bridge is an inverter topology for converting DC to AC. A typical half-bridge circuit consists of two controller switches, a three-wire DC power supply, two feedback diodes, and two capacito...[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]
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]
With the advancement of science and technology and the promotion of green, energy-saving, and circular development, the demand for precise control and accurate measurement is increasing. In the pow...[Details]