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     Xiaomi phones are about to enter a new update cycle, and both the 12 series and the MIX series will be updated. Recently, some media revealed information about Xiaomi MIX 5 and MIX 5 Pro, of whi...[Details]

　　Most LED power supply circuits are composed of a switching power supply circuit + a feedback circuit. The feedback circuit samples the load and adjusts the duty cycle or frequency of the switching ...[Details]

Let me tell you a story first.   As a person who "gets bored when having too many things", I have tried many ways to deal with old clothes. Later, I found that there are people who specialize in recy...[Details]

The voice output circuit of the smart car is shown in the figure. Among them, VDDH is the reference voltage and VSS is the analog ground of the system. The audio signal is sent to the 9th terminal of ...[Details]

The powertrain of Audi e-tron is composed of front-wheel drive and rear-wheel drive, with front-wheel drive power of 125KW and rear-wheel drive power of 140KW, which is marked in the video. The diffe...[Details]

introduction In highly space-constrained applications such as portable electronic devices, one of the main integrated circuit (IC) selection criteria is package size. Most analog IC manufactur...[Details]

RTE digital oscilloscope has the highest waveform capture rate, the most diverse observation methods, the most diverse measurement methods, and the richest analysis methods among other oscilloscopes....[Details]

Many designs use astable multivibrators based on logic elements. The simplest approach is an RC feedback loop around a single inverting Schmitt-trigger converter (Figure 1). The output charges th...[Details]

2023.11.20, at the just concluded 25th Shenzhen Hi-Tech Fair (China International High-Tech Achievements Fair), Dengfeng Technology returned with honors: the energy storage UPS powe...[Details]

With the substantial growth in the number of new energy vehicles in China's market and the country's further advancement of its "dual carbon" goals, NIO and BaaS have also been favored by all secto...[Details]

Introduction Strain is an important parameter in material testing. An important research area in material mechanics is to study and predict the mechanical behavior of materials by establishing t...[Details]

Problem Description: I was debugging the stm32f030 chip recently. After adding the bootloader, I can jump to the application normally and the program can run normally, but it does not enter the DMA...[Details]

At present, the penetration rate of 3G mobile phone terminal market is still low, but from the future trend, driven by the reduction of 3G tariffs, the development of mobile Internet and smart ph...[Details]

On January 7, 2020, the four-day 2020 CES International Consumer Electronics Show (hereinafter referred to as: 2020 CES) was held at the Las Vegas International Convention and Exhibition Center. Merc...[Details]

1. Steps to write ts driver (beginners can just take a look at it, the content is a bit confusing) 1. Copy the header file; 2. Write entry and exit functions 3. All...[Details]