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From November 5 to 10, 2020, the third China International Import Expo (CIIE) with the theme of "New Era, Shared Future" was grandly held at the Shanghai National Exhibition and Convention Center. As...[Details]
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1. Determine the test signal bandwidth Bandwidth is generally defined as the frequency at which the amplitude of a sine wave input signal decays to -3dB, or 70.7% of the amplitude. Bandwidth determ...[Details]
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This section introduces the commonly used SD card commands, including the commands for initializing, reading, and writing SD cards and their responses. First, attach the SD related document download ...[Details]
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This article takes Atmega168PA+PROGISP as an example to illustrate the setting method of Atmega48-88-168 fuse bits. The reference design circuit diagram is shown in the figure below, with an...[Details]
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Huami, which just released a new series of smart and health products last month, held another press conference and released a new series of Amazfit GTR smartwatches. Smart watches are watches that ha...[Details]
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Nidec Instruments Co., Ltd. (former Nidec Sankyo), a group company of Nidec Corporation, has developed a new product, the image stabilization module "TiltAC®" for smartphone cameras. Curre...[Details]
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——Wireless monitoring services make work more efficient and safer
In the past, the preferred mode of operation for small oil plants was manual control. Operators needed to repeatedly check the...[Details]
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When the external crystal oscillator is configured incorrectly, the serial port will be garbled. This is the description of changing the default 8M crystal oscillator to 12M. The method to change th...[Details]
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For many friends who drive frequently, we believe that everyone has a feeling that even if it is the latest model, the car computer installed in the new car always lacks something in terms of the use...[Details]
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The ARM Cortex-A mobile application processor line spans several generations and three major product categories. Developers and SoC designers who have experienced the introduction of one or more new ...[Details]
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By Wilson Lee, Tektronix Mixed Signal Oscilloscopes were first introduced in 1993 with two analog channels and either 8 or 16 digital channels. In the following years, mainstream MSOs were essential...[Details]
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Apple officially unveiled the iPhone 11 series. Although it did not bring many surprises, what parts of the new iPhone were upgraded compared to the previous generation iPhone XR, iPhone XS and iPhon...[Details]
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When reading the beginning of the source program of some PIC microcontrollers, you will find some special instruction mnemonics. These mnemonics are different from the mnemonics of the instruction sys...[Details]
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A crystal oscillator can be electrically equivalent to a two-terminal network consisting of a capacitor and a resistor in parallel and a capacitor in series. In electrical engineering, this network h...[Details]
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A soft starter is a device used for starting and running control of motors. It controls the starting current and voltage of the motor to achieve smooth starting and soft stopping of the motor, redu...[Details]