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Some friends who bought an oscilloscope may be curious about the refresh rate of the oscilloscope and wonder if they can measure it. Compared with the sampling rate, storage depth and other indicator...[Details]
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Beijing time on February 22nd, it was reported that AliveCor sued Apple for patent infringement, and the U.S. International Trade Commission (ITC) requested a ban on the sale of some Apple Watches in...[Details]
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Use two TIM timers: one outputs PWM with adjustable frequency and duty cycle, and the other counts (times) the output PWM pulses. 1. The gated method can be implemented, but it requires complex confi...[Details]
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From the evolution of decentralized architecture to central computing platform, from hardware-defined cars to software-defined cars, the innovation of car-making concepts with data-determined experie...[Details]
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In our daily life, speaker equipment is a part of our life. Schools, cinemas, dance halls, conference halls, professional music workplaces, some public places and recording studios all need audio e...[Details]
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With the promotion of the concept of smart home, smart speakers are expected to be the "entry point" by enterprises and have attracted the attention of the public. Although the sales volume of smart ...[Details]
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S-parameter testing with a vector network analyzer is usually done by applying continuous wave excitation to the device under test. However, in some cases, pulsed excitation is necessary for S...[Details]
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Ceramic filters are divided into two categories according to their amplitude-frequency characteristics: band-stop filters (also known as notch filters) and band-pass filters (also known as filters)...[Details]
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Have you been struggling with the failure analysis of circuit boards for a long time? Have you spent a lot of energy on the sample debugging process? Have you ever doubted your originally correct des...[Details]
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A spectrum analyzer is an instrument that studies the spectrum structure of electrical signals. It can be used to measure certain parameters of circuit systems such as amplifiers and filters. It is a...[Details]
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Sinoma Lithium Membrane Co., Ltd. (hereinafter referred to as "Sinoma Lithium Membrane"), a holding subsidiary of Sinoma Science & Technology Co., Ltd. (hereinafter referred to as "the Company"), p...[Details]
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The stepper motor is a pure digital control motor. It converts electrical pulse signals into angular displacement, that is, when a pulse signal is given, the stepper motor rotates one step. Within the...[Details]
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The microcontroller source program is as follows: #include reg52.h #include intrins.h #include string.h #include "main.h" #include "LCD1602.h" #include "HX711.h" #include "eeprom52.h" #define u...[Details]
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Hai Ying-chun, chairman of Taiwan's power supply manufacturer Delta Electronics, said that the Huawei incident is a very serious matter because it disrupts the global supply chain, which is not a goo...[Details]
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The innovation of the static converter circuit structure shown in the figure is that it proposes a new concept of multifunctional integrated PWMDC/DC converter. The multifunctional integrated PWMDC/D...[Details]
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