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1 Overview of filtering and anti-interference The input signal of the microcontroller application system often contains various noises and interferences, which come from the measured signal sour...[Details]
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introduction CAN (Controller Area Network) is a dedicated in-vehicle serial data communication bus developed by Bosch of Germany for the automotive industry in the early 1980s. It meets the requ...[Details]
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Earlier, Lu Weibing, vice president of Xiaomi Group and general manager of Redmi brand, explained why they use glass on the 1,000 yuan phone. He said: "It is undeniable that the appearance of plastic...[Details]
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Do you believe that there are people who don’t know how to use a network analyzer? Antai Network Analyzer Repair recommends the “idiot mode” for network analyzer use, which aims to allow people who h...[Details]
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(TIA/EIA568A) defines the following sequence:
copper sheet upward, wire at the bottom, count from left to right: 12345678 indicates the position,
1- orange and white--------...[Details]
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OTDR: The full name of OTDR is Optical Time Domain Reflectometer. OTDR is a precise optoelectronic integrated instrument that uses the backscattering caused by Rayleigh scattering and Fresnel reflect...[Details]
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On December 24, the construction of three bus charging stations including the West Second Ring Road Bus Charging Station in Baoding City, Hebei Province was completed. After being put into operatio...[Details]
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Although gallium nitride-based III-V semiconductors have some serious defects, such as high dislocation density and strong polarization effect, they have become a promising light source material. R...[Details]
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November 14, 2024, Shanghai, China —
SmartSens (Shanghai) Electronic Technology Co., Ltd. (stock abbreviation: SmartSens) announced that in the third quarter of 2024, it achieved monthly shipme...[Details]
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The circuit shown in the figure is a three-digit tachometer used to measure low frequency signals with a repetitive time interval of 0.235 to 15 seconds. The tachometer has a speed range of 4 to 255 r...[Details]
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If you are driving an LED, then a resistor of about 1K will do. If you want a brighter brightness, the resistor can be reduced, but the minimum value should not be less than 200 ohms, otherwise the...[Details]
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The first thing many people who want to learn microcontrollers ask me is how to learn microcontrollers well? Regarding this issue, I will tell you today how I started learning microcontrollers, how t...[Details]
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Guest introduction: Ma Meng (
account number:
mameng
)
has been
engaged in the technical research and development of
electronic
products for 10 years. He has worked...[Details]
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Figure 1 shows an audio panpot circuit that responds to the setting of a potentiometer by continuously changing the position of a mono audio signal between the left and right stereo channels. Low co...[Details]
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The main function of the linear module in the industry is to replace manual labor to complete some simple operations. As a linear motion device, the linear module also requires a drive device to dr...[Details]
Analog electronics
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