2005 registered electrical power supply and distribution examination questions. Professional basic course examination questions on the morning of the 22nd. http://www.shequ.shejis.com/DQ_BBS/Dispbbs.a...
Like one of the inventors of the DSP, Gene Frantz , there is nothing more fun for me than to see how customers put our processors to use in real-world situations. However, I find the KeyStone based TM...
For short range wireless communication devices (SRD), the design of antenna is related to the communication distance. Factors such as radiation model, gain, impedance matching, bandwidth, size and cos...
The download has been successful, and the program is fine, but the function cannot be realized. The function can be realized by downloading with MPLAB_IDE_8_92. What is the reason? Did the Pickit 3 Pr...
I am looking for a domestic driver with Hall BLDC, 3.7V power supply, power of about 30W, small size, adjustable speed and forward and reverse rotation....
China Energy Storage Network News:
The 2016 Tianjin Summer Davos Forum is being held in Tianjin. At this year's forum, the fourth industrial revolution, especially how to achieve energy subst...[Details]
Functional Description
NS4159 is a 5W high-efficiency mono audio amplifier with switchable AB/D working modes, anti-distortion function, ultra-low EMI, no filter required. The AB/D working mod...[Details]
Capacitors are very important in EMC design and are also commonly used filtering components! People are not very clear about the use of capacitors! Here are two key points of capacitor filtering :...[Details]
On December 22, Jiangsu Salt Group, the Institute of Engineering Thermophysics of the Chinese Academy of Sciences, and China National Energy Storage Corporation held a signing ceremony for a st...[Details]
In Keil C51, numbers cannot be assigned directly in binary form, although it is possible in 8051 assembly. Although binary numbers are long to write and prone to errors, because they are written on...[Details]
Driven by the cone-scan motor, the magnetic coupling ring rotates synchronously with the reference voltage generator, coupling the magnetic field in the circular waveguide to form a high-frequency ...[Details]
In the past year, humanoid
robots
have become the focus of attention, and many companies have lined up to launch their own humanoid products. Most of them have a typical humanoid appearance...[Details]
We are in an era of data explosion, which is not only the explosion of data volume, but also the diversification of data forms. The speed at which diverse data is generated has exceeded our ability t...[Details]
(Photo source: Penn State official website) According to foreign media reports, researchers at Pennsylvania State University in the United States have developed a new strategy that can expand the ...[Details]
Tesla has reportedly created a secret team to minimize and suppress thousands of customer complaints about the range of its vehicles. For example, the vehicle's dashboard may show 300 miles remaining...[Details]
1Automatic parking system
The automatic parking system (Automated Parking ASSiSt, APA) uses the sensors on the vehicle to perceive the vehicle's surrounding environment, scans the obstacle spa...[Details]
Maybe you have been using CCS for many years, but when a cl2000-related error occurs one day, you are suddenly confused; for example, if you use an old version of CCS that does not support C20...[Details]
1. External interrupt related registers 1. Timer/Counter Control Register Control Register (TCON) IT0: External Interrupt 0 Trigger Mode Control Bit When IT0=0, it is level trigger mode (low lev...[Details]
Since this year, light maps have gradually become a popular keyword. High-precision maps are gradually being replaced by light maps due to limitations such as map freshness, maintenance costs, and co...[Details]
Wang Xing likes to write on Fanfou, especially in the evening when it is quiet and no one is around. On March 6, 2019, he posted this: "Yu Chengdong, the head of Huawei's mobile phone business, was b...[Details]
Test/Measurement
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