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This paper briefly introduces the design principle of LC oscillation circuit for measuring capacitance and inductance. At the same time, it is proved through experiments that this scheme can measure h...[Details]
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Introduction
Temperature and humidity control are widely used in people's production and life. People use thermometers and hygrometers to collect temperature and humidity, and control temperatu...[Details]
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February 3, 2010:
Today, I powered on the front stage. The first time was not successful. The no-load
current
was nearly 1A. I found out that it was the transformer. Later, ...[Details]
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A network analyzer is a powerful test and measurement instrument. As long as it is used and operated correctly according to the flow, it can achieve extremely high accuracy. It uses its own signal so...[Details]
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Early morning on March 16, according to foreign media Macrumors, according to the latest research, dozens of popular iOS applications read the contents of the clipboard without user consent, w...[Details]
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To be honest, for professionals, this may be a very simple thing, but it is still necessary to record it so as not to forget it later. After all, watching videos is quite troublesome.
This is the s...[Details]
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platform Hardware: TQ2440 64MB RAM 256MB NandFlash bootloader:U-Boot 2015.04 kernel:linux-4.9 Python: Python-3.6.0 Toolchain: arm-none-linux-gnueabi-gcc 4.8.3 Overview Raspberry Pi is very popular ...[Details]
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Oscillator, circuit parameters are shown in Figure 255. According to actual measurements, the main electrical performance indicators are the same as those of imported machines. The power ampli...[Details]
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According to the year-end analysis report on the silicon wafer industry released by its silicon product manufacturers organization, the Semiconductor Industry Association (SEMI) announced today (3), ...[Details]
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Recently, Xiaomi mobile phone OEM manufacturer Zowee Technology released its first quarter 2019 performance announcement. During the reporting period, Zowee Technology's revenue was 567 million yua...[Details]
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The circuit diagram of the digital tube module of the development board is as follows: Due to the characteristics of the 74ls138 decoder, that is, only one digital tube can have a cathode level of ...[Details]
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In order to promote international green energy industry cooperation, build a global integrated supply chain, seize the development opportunities of the North American new energy market, and meet th...[Details]
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: Since 8-bit MCUs generally have only one serial interface, which is often not enough, you can only write a program to simulate the serial port. The following program is one I wrote earlier and I put...[Details]
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UPS power supply
Refers to an uninterruptible power supply. The so-called uninterruptible power supply system is a device that can take over the mains power supply and continuously supply pow...[Details]
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X-CUBE-STL currently supports STM32MP1, STM32U5, STM32L5, STM32H5 and STM32WL. In fact, this largest general-purpose microcontroller product family is still expanding, and more products will ...[Details]