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Three-state gate: Three-state gate buffer: 51 MCU P0 port input buffer
Output drive of P0 port: push-pull structure composed of two MOS tubes
When P0 port is used as IO line input state: ① read...[Details]
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The structure of aluminum electrolytic capacitor
Capacitors are widely used in audio components, such as filtering, anti-cross-coupling, high-frequency compensation, DC feedback, etc. Howe...[Details]
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The good linearity of the triangle wave makes the triangle wave generator very useful in many "sweep" circuits and test equipment. For example, switching power supplies and induction motor control ...[Details]
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The specifications of the three flagships in the Galaxy S21 series have surfaced, but there is bad news for European users-MicroSD card expansion is not supported. Roland Quandt of the well-known tec...[Details]
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STMicroelectronics (ST) announced at a media conference in Beijing on May 15 that it has started mass production of the entry-level STM32 F0 series 32-bit MCU based on the ARM Cortex-M0 processor core...[Details]
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In 1962, Gallager proposed LDPC code in his research on error correction coding. However, due to the insufficient hardware conditions at that time, it was not until the late 1990s that people reall...[Details]
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1. Preliminary understanding of serial communication UART serial communication is the most commonly used communication technology for microcontrollers, and is usually used for communication between m...[Details]
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It is inevitable that some abnormal phenomena will occur after a thing has been used for a long time, and photovoltaic inverters are no exception. As the core of the entire power station, photovolt...[Details]
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The microcomputer has multiple input ports to receive status signals from remote field equipment. After processing these signals, the microcomputer outputs various control signals to perform correspon...[Details]
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It has been 4 years since I first came into contact with microcontrollers. During this period, I learned and used 51 microcontrollers, Freescale microcontrollers, LPC2138, PIC16F887 and other series ...[Details]
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As the number of mixed-signal devices in SoC designs increases, basic functional verification becomes critical in the early stages of semiconductor fabrication. Without this verification, system desig...[Details]
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In the second half of 2019, the author conducted an in-depth research on the distributed market in a southern province. Judging from the research results, the situation is not optimistic, and can e...[Details]
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On January 11, the Smart Microgrid Technology Innovation and Practice Seminar with the theme of "Carbon Road China Avenue" and Huawei's All-Liquid Cooling "Supercharging Journey" Charging Netwo...[Details]
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As a follower, Europe needs to invest more money and energy. After all, Asian companies have been working in the field of power batteries for many years, and have become mature in terms of technology...[Details]
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July 7th news: Due to the impact of the new coronavirus epidemic, consumers have reduced their demand for automobiles. Recently, major automakers said second-quarter sales fell by about 35%. In add...[Details]
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