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The level is a tool that is often used on construction sites. Its main function is to measure elevation. How to use it correctly and quickly is an essential skill that every construction worker mus...[Details]
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Overview
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In recent years, with the proposal of building a conservation-oriented society, the importance of energy conservation and power saving has become increas...[Details]
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1. Comparison of high-frequency crystal oscillator measurements Let's first feel the difference in measurement results when the probe ground wire is long or short. Take the crystal oscillator ...[Details]
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The boot loader of an embedded system is composed of the Boot Loader and the Boot code (optional) solidified in the firmware. Its role and function are like a ROM chip program BIOS (basic input out...[Details]
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Modbus communication standard protocol can be transmitted through various transmission methods, such as RS-232C, RS-485, optical fiber, radio, etc. Modbus has two serial transmission modes, ASC2 an...[Details]
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Deep learning-based visual processing enables high-precision and low-power solutions Tokyo, Japan and San Jose, California, USA, September 26, 2019 – Renesas Electronics Corporation (TSE: 6723), a...[Details]
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Out-of-stock is an unavoidable keyword in 2020. From mobile phones to computer accessories, game consoles and notebooks, there has been an unprecedented supply shortage. It is not only high-end digi...[Details]
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Ten years of experience in the industry, teaching you how to get started with microcontrollers Lecture 10:
At present, almost all beginners install the debugging software VC on their computers when l...[Details]
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The current fast charger cannot charge quickly according to the characteristics of the battery itself, resulting in more gassing, high temperature rise, and shortened battery life. In response to the...[Details]
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SEMI says wafer fab equipment spending will grow 3% this year to $57.8 billion. Fab equipment spending in China will grow about 5% this year to more than $12 billion and will grow 22%, or $15 billio...[Details]
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On November 3, news came from Yecheng County, Kashgar, Xinjiang, that the company's 125MW/500MWh electrochemical energy storage system, used in the first market-oriented photovoltaic grid-connected...[Details]
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Today, Apple released the quasi-official version of iOS 14.4. In addition to fixing some bugs, it also added some new features and adjustments. Judging from the update details, iOS 14.4 adds some f...[Details]
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The reason why LED light sources generate heat is the non-quantum recombination of carriers in the LED chip.
The heat generated by the PN junction of the LED must first be conducted outward t...[Details]
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Problem description:
The buzzer driving circuit is as above. When PB5 outputs a high level, the transistor is cut off; when PB5 outputs a low level, the transistor is turned on.
The...[Details]
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The DC DVR device with supercapacitor energy storage combines a bidirectional half-bridge DC-DC converter with a supercapacitor to control the charging and discharging of the supercapacitor through a...[Details]
DIY/Open Source Hardware
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