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The oscilloscope probe is crucial to the accuracy and correctness of the measurement results. It is an electronic component that connects the circuit under test and the input end of the oscilloscop...[Details]
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NVH is the abbreviation for sound, vibration and harshness. For electric passenger cars, it mainly manifests itself in high-frequency electromagnetic noise. The total noise level of electric vehicl...[Details]
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Impedance:
Note the difference in meaning from resistance. In the world of direct current (DC), the effect of an object hindering the flow of current is called resistance. However, in the field o...[Details]
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The word "resonance" has intrigued me since before I could define it. "Resonance" has many different meanings, most of which are related in some way. As an electronics engineer, my first thought when...[Details]
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On October 13, Allwinner Technology released its performance forecast for the first three quarters of 2021, saying that the net profit attributable to shareholders of the listed company in the first ...[Details]
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Since Intel launched the A39X0 series of central control car SoCs in 2016, BMW has been Intel's most loyal customer, and the entire BMW series is equipped with Intel A3960. Intel's other customers ...[Details]
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The global solar inverter market saw impressive growth in 2022, with total installed capacity reaching 330 GW (AC power), with major suppliers being Huawei, Sungrow, Ginlong Solis, Growatt and Good...[Details]
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1. Start Kernel startup application/linuxrc busybox ini.c init_main Set the signal processing function Initialize the console parse_inittab 1.1. Parsing inittab file = open(INITTAB, "r"); //Open the...[Details]
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Overdriving the analyzer's input mixer may cause spurious signals. Most spectrum analyzers, especially those that use harmonic mixing to extend the tuning range, have a diode mixer. When the LO use...[Details]
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Lenovo has now announced the ThinkCentre M70s Gen 3 host, equipped with a 12th-generation Core 65W processor, and is expected to be available in the market soon. IT Home learned that t...[Details]
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I have been using STM32 for a while, let me summarize its clock system. STM32 has 5 optional clock sources: ①HSI internal high-speed clock, the integrated RC oscillator is 8MHz; ②HSE high-s...[Details]
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Each GPIO port has two 32-bit configuration registers (GPIOx_CRL, GPIOx_CRH) to control the high and low eight bits of each port respectively. If the IO port is 0-7, write the CRL register, if the ...[Details]
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A frequency measurement system with high reliability, high precision, simple use and easy maintenance is proposed and developed. The system is used in the field of power electronic measurement. Its ...[Details]
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Although the iPhone's imaging capabilities have improved significantly in recent years through the combination of "multi-camera" and "computational photography", the "lingering" ghost problem has alw...[Details]
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The servo control system is a high-precision, high-response speed automatic control system, which is widely used in industrial automation, robotics, aerospace and other fields. This article will in...[Details]