The watchdog timer (Watchdog Timer (WDT_A)) is actually a special timer, which can be used as a watchdog or a timer. The so-called watchdog function refers to the ability to monitor whether the progra...
After a day of work, the board broke and could not display letters. I didn't find out until noon. I changed to a new board and spent an afternoon tinkering with it. It can be used now. In fact, the re...
[size=4] Bluetooth technology has been used for many years to support a variety of location services, such as proximity solutions such as landmark (PoI) information and item tracking, as well as posit...
In actual applications, the online monitoring device has different requirements for power supply reliability depending on the working mode. Currently, there are two main working modes for online monit...
I recently designed a terminal setup. An IC reader is installed behind the keyboard. Now I found a problem: 1. When the IC reader is placed behind the keyboard, the card reading is unstable and the di...
[i=s]This post was last edited by Wang Xingang on 2019-2-12 09:16[/i] [size=14px]I wish all the pigs a happy life! May everything go well! (Make more money from chicken feet and pig trotters, and you ...
The two-phase induction servo motor is an AC motor that converts electrical energy into mechanical energy through the principle of electromagnetic induction to achieve motion control. Compared with...[Details]
In order to better implement the decision-making and deployment of scientific and technological innovation of State Grid Corporation of China, better serve the development of energy Internet and suppo...[Details]
In recent years, the popularity of LCD displays and the development of microprocessors to large capacity have significantly improved the human-computer interaction function of embedded systems. In ...[Details]
With the trend toward higher frequencies, the frequency band spacing of smartphones is gradually shrinking, the difficulty of frequency band isolation is increasing, and the performance requirements ...[Details]
The withstand voltage tester is also known as the electrical insulation strength tester, dielectric strength tester, etc. It is one of the important indicators for testing the electrical safety of equ...[Details]
According to foreign media reports, Intel said on Thursday that it is adjusting its product roadmap to delay the launch of 7nm-based CPU products by about six months and accelerate the transition of ...[Details]
Preface
In this era of smart phones, smart phones have become an essential tool for everyone's life. They are not only a communication tool, but also a digital camera, game console, email and ...[Details]
Abstract: MAX471/MAX472 is a precision high-end current sensing amplifier produced by MAXIM. This device can be used to achieve ground-referenced current/voltage conversion. This article introdu...[Details]
In the process of transitioning from energy to renewable energy, semiconductors can play a greater value than ever before and play a positive role in improving reliability, promoting energy productiv...[Details]
An oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform electrical signals that are invisible to the human eye into visible images, making it easier for peop...[Details]
Traditional
EMI
low-pass filters, such as RC filters or LC filters, will soon reach the limit of the filter, so in order to adapt to these new application trends, we must develop a...[Details]
When I was working on a project in India recently, I applied the 16-bit AD converter AD7705. This device is a dual-channel 16-bit ∑-Δ (charge balance) A/D converter launched by AD. It has high resolut...[Details]
In Part 3 of this series, we introduced design application examples for home appliances and security system keypads and explained how to configure MBR devices to achieve the functions required for ...[Details]
In the information age, the harm caused by data interruption to enterprises is difficult to estimate. The loss caused by the sudden downtime of key business is only part of it. Given that many enterp...[Details]
Foreign media appleinsider today exposed a patent submitted by Apple in 2018 (U.S. Patent No. 10698489), which describes a "compact rotary input device" that will significantly reduce the inter...[Details]
Microcontroller MCU
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