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Offline AC/DC power supply manufacturers are increasingly feeling the pressure of increasing costs and must stop producing large, inefficient linear power converters and replace them with smaller...[Details]
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On July 3, a report from China Science News stated that Ma Cheng, a professor at the University of Science and Technology of China, developed a new type of solid electrolyte. Its comprehensive perfor...[Details]
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The Σ-Δ converter uses the many samples it gets from the modulator to produce a 1-bit bit stream.
The Σ-Δ ADC
accomplishes this task by using a quantizer of the input signal at a high sampling ra...[Details]
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Figure 2-87 is a half-bridge pulse width modulation circuit. The pulse width modulation circuit uses MB3759.
The
control
signal
is added to the foot of MB3759
thro...[Details]
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An oscilloscope is an electronic instrument that can directly display the waveform of voltage changes. It can not only observe the change process of electrical signals, but also measure the waveform,...[Details]
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People who cannot tell the difference between an oscilloscope and a spectrum analyzer often make jokes. To avoid embarrassment, this article briefly summarizes the following four points - using r...[Details]
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1 When I installed the original project, I selected the ARM configuration. Now I use stm32. When I created the project, there was no startup code prompt (copy STM32 startup code to project fol...[Details]
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As policies continue to be favorable, new infrastructure is gradually being implemented, further promoting the construction and development of related industries such as 5G, artificial intelligence, ...[Details]
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In electronic design competitions, we sometimes hope to measure the speed of the friction wheel of the robot's gimbal launch mechanism. One reason is to prevent the starting current from being too la...[Details]
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TWI: It is a full-duplex serial communication protocol that works in the same way as I2C. It consists of a data transmission line SDL and a clock line SCL, corresponding to the external pins PC1 and ...[Details]
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Connected devices rely on two core functions, communication backhaul and power. For Internet of Things (IoT) devices, three core issues often arise: power, communication, and security. Wireless techn...[Details]
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Although I have written several programs intermittently, I still don’t have a thorough understanding of many basic knowledge of microcontrollers. So today I searched Baidu thoroughly about memory a...[Details]
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/*---------------------------------------------------------*/ Hi-Tech PICC 8bit MCU Study Notes ---------- Environment /*---------------------------------------------------------*/ Sectio...[Details]
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Fire is the origin of human civilization, but when batteries catch fire, it is no fun at all. The battery fire incident of Tesla Model S has drawn people's attention to the most precious and weak...[Details]
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Today, let us walk into the production workshop of CATL and see how this battery cell, which is being fought over by Volkswagen, BMW and Mercedes-Benz, is manufactured.
A battery cell is...[Details]
Embedded System
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