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In electronic measurement technology, frequency measurement is one of the most basic measurements. The commonly used frequency measurement method and period measurement method have great limitat...[Details]
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A motor driver is an electronic device used to control the speed, direction and position of a motor. It consists of a power supply, a control circuit and a power output section. Usually an AC power...[Details]
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Let's take ACPI as an example! ACPI (Advanced Configuration and Power Interface) is a new energy management system that can be turned on and off by software control, or by modem signals to wake up ...[Details]
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On March 17, Redmi held a new product launch conference. Following the gaming version, the K50 universe has added two more powerful players---K50 and K50 Pro. Especially K50 Pro, as the powerful repr...[Details]
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As an important element of struct file_operations, mmap mainly implements the mapping relationship between physical memory and virtual memory, so that virtual memory can be directly accessed without u...[Details]
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Sinusoidal Steady-State Analysis of Uniform Transmission Lines
1. Derivation of long-term complex equations
Under sinusoidal excitation, the voltage and current at each point along the li...[Details]
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LED lighting characteristics and LED standards analysis
This article takes LED lamps, lamps and their current status as the entry point, analyzes the characteristics and current problems of ...[Details]
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According to Windowslatest, Microsoft hopes to combine their hardware with the Android ecosystem. The biggest feature of Surface Duo is that you can see information from two apps at the same time, wh...[Details]
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With the rapid development of surface mount technology, the future trend of printed circuit boards will inevitably move towards high-density packaging with fine lines, small holes, and multipl...[Details]
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The circuit of the 15V/3.5A, 52W switching power supply composed of MC33374T/TV is shown in Figure 3. The allowable range of its AC input voltage u is 92V~276V. VD1~VD4 are rectifier bridges. The prim...[Details]
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1 Embedded operating system uClinux and its application development
The embedded software platform consists of the following parts: system boot program, embedded operating system kernel, and f...[Details]
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The driving force behind the development of ultra-high power density motor drive systems is: with the same volume or mass, the output power is greater, the overtaking acceleration capability and hi...[Details]
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On November 4, at the 2021 Tencent Digital Ecosystem Conference and Smart Mobility Forum, Tencent announced its newly upgraded smart mobility business map, releasing products and solutions covering a...[Details]
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1. Low power consumption and high efficiency. In the switching voltage-stabilized power supply circuit, the transistor V works alternately in the on-off and off-on switching states under the exci...[Details]
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1. How do you understand the role of digital twin technology in promoting the digital transformation of the automotive industry?
I believe that to promote digital transformation, enterprises m...[Details]
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