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On the morning of January 11, Apple officially launched a smart battery case replacement program today, mainly targeting the iPhone XS, XS Max and iPhone XR models. According to Apple, some s...[Details]
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TPMS (tire pressure monitoring system), airbags, and ABS (anti-lock braking system) are the three major safety systems of a car. When it comes to tire pressure, the industry often says that "the en...[Details]
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Samsung recently released its new Galaxy Note series. In addition to seizing the high-end mobile market, Samsung has also begun to exert its strength in the mid-range market. It is reported that the ...[Details]
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In the last lesson, we know that "for(i=0;i 30000;i++);" only delays for a certain period of time. Although we can change 30000 to other numbers (not exceeding 65535) to determine the duration of the...[Details]
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LEDs are expected to transform the lighting industry with their long life and low power consumption, but a major barrier to their rapid adoption is the high cost of the LEDs themselves. The cost of L...[Details]
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The growing demand for new features and use cases for IIoT applications, which are largely limited by the 10Mbps transmission rate of fieldbus networks, has prompted the adoption of other industria...[Details]
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There are many ways to judge the quality of metal film capacitors. Let's take a look at them together: 1. First look at the appearance. If there is a problem with the appearance, the film capacitor...[Details]
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The junction box diagram of the star and triangle connection of the stator winding UI-U2, V1-V2, and W1-W2 of the three-phase asynchronous motor is shown in Figure 1. From the wide curve diagram, it c...[Details]
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Late on October 12th, Beijing time, it was reported that two people familiar with the matter revealed that Nvidia's acquisition of ARM may ultimately fail because the possibility of the transaction b...[Details]
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Introduction Matrix keyboards are generally 4 × 4 or 4 × 3. The judgment methods of matrix keyboards are divided into row scanning and column scanning. Simply put, it is to give a high level to the...[Details]
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Cable and satellite broadcast content providers are continually introducing new services into a highly competitive market. These new services, including Internet access, video on demand, support fo...[Details]
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Servo motors can control speed and position very accurately, and can convert voltage signals into torque and speed to drive the controlled object. The rotor speed of the servo motor is controlled b...[Details]
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Nowadays, with the continuous advancement of Industry 4.0 and the booming development of smart homes, intelligence is quietly changing the world around us. The motor can be said to be the core of pow...[Details]
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Tesla opens its charging stations in the US Beijing time, February 16th, U.S. President Biden and Tesla CEO Elon Musk have always had a bad relationship, but on Wednesday local time, the two made ...[Details]
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The inverter is a power electronic device widely used in the field of industrial automation. Its main function is to convert the input AC power into AC power with adjustable frequency to achieve sp...[Details]
Analogue and Mixed Signal
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