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On February 3, Toyota Motor Corporation (hereinafter referred to as "Toyota") and Panasonic Corporation (hereinafter referred to as "Panasonic") signed a business merger agreement and a joint venture...[Details]
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Undoubtedly, car safety has always been the first factor for people to buy a car. When it comes to the necessary safety configuration of cars, in addition to the ABS that is already well known to the...[Details]
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ARM's designs are the basis for most mobile device processors in the world. Major mobile phone chips, including Qualcomm Snapdragon, Apple A series, Huawei Kirin chips, Samsung Exynos, etc., all use ...[Details]
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The LED chips in LED lamps are electronic components with high heat flux density. During operation, they generate a large amount of excess heat due to their static and dynamic losses, which is diss...[Details]
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Shenghua New Materials Group Co., Ltd. (hereinafter referred to as "the Company" or "Shenghua New Materials") and Shaanxi Coal Group Yulin Chemical Yugao Chemical Co., Ltd. (hereinafter referred to...[Details]
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(1) Typical circuit with two changeover switches Figure 1 shows a 500=B type multimeter, which is a typical multimeter with two changeover switches. S1 and S2 in the figure are two changeover switch...[Details]
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1. Why spend an extra 3,000 yuan?
It is said that pure electric car owners are prone to range anxiety. Public fast charging piles have high charging efficiency, but their charging cost is ...[Details]
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Last time, we introduced the principle and manufacturing process of piezoelectric buzzers and explained the concept of "impedance conversion" of electroacoustic components to air. This time, we w...[Details]
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1 Classical Sampling Theory
The theoretical basis for the conversion between the analog world and the digital world is the sampling theorem. The sampling theorem tells us that if it is a b...[Details]
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1. Use an adjustable DC power supply to measure the voltage value of the Zener diode Use a 0~30V continuously adjustable DC power supply. For voltage regulator diodes below 13V, the output voltage...[Details]
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When discussing the RC spike absorption problem of the secondary-side rectifier diode of Flyback, it is better to use RCD absorption than RC absorption to deal with such spike problems. With RCD absor...[Details]
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PART. 01
The first time I came into contact with PLC was when I added a rotating shaft function to a two-color injection molding machine at Haitian Company. This function was not available on ...[Details]
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Software-defined RF test system architectures have become mainstream over the past few decades. Today, nearly all commercial off-the-shelf (COTS) automated RF test systems use application soft...[Details]
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Take serial port interrupt as an example:
like:
void serial() interrupt 4
{
}
and
void serial_uart() interrupt 4
{
}
The functions of both functions are to define the ...[Details]
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According to foreign media reports, Ford Motor has obtained a patent for a brightness management system, which may be used in future Ford vehicles. The patent was submitted on October 18, 2023, pub...[Details]
Power technology
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