Hello, I have a biological weak signal of 10uA, frequency 1K, amplitude not exceeding 0.5V. I want to use RC522 to send itto the corresponding mobile phone and display the current value through a dedi...
How to test wire length using LOTO oscilloscope TDR method?
TDR is time-domain reflectometer , which can measure the length of the wire by observing the waveform of the electrical signal reflected fro...
[i=s]This post was last edited by Aguilera on 2019-3-10 12:36[/i] [size=4]When you can compile a UART communication program that can realize communication on a standard MSC51 microcontroller, the prob...
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The National Energy Administration and the State Administration for Market Regulation recently jointly issued the "Model Text of Grid Connection and Dispatching Agreement" (hereinafter referred to ...[Details]
introduction
In industrial control sites, it is often necessary to collect multiple channels of field data, such as voltage, current, temperature, humidity, air pressure, etc. The data ...[Details]
The C programming language is undoubtedly one of the most successful programming languages in computer science. C first appeared around 1972, created by Dennis Ritchie at Bell Labs. For the past 20...[Details]
SAN FRANCISCO, Calif., May 28, 2019 /PRNewswire/ -- NetApp, the leading authority on hybrid cloud data management, today announced that it has been positioned in the Leaders quadrant for Ability to E...[Details]
Suddenly, the method of transferring floating-point numbers between the microcontroller and the host computer was used. 1. Convert the floating point number to an integer and then pass the integer in...[Details]
According to foreign media reports, researchers from the Nanobio Laboratory (NBL) of the A*STAR Institute in Singapore have developed a semi-solid electrolyte that can improve the safety of lithium-s...[Details]
Introduction The basic test principle of PCB bare board tester is Ohm's law. Its test method is to add a certain test voltage between the points to be tested, select the two points to be tested on t...[Details]
Panasonic demonstrated the concept of a new generation of Internet TV at "CEATEC JAPAN 2010" held at Makuhari MESSE International Convention Center from October 5 to 9, 2010. The concept envisions ...[Details]
Most electronic product designs today require high energy efficiency, including non-consumer electronic devices such as industrial motor drives and telecommunication network infrastructure. For power ...[Details]
On June 10, Gree Electric Appliances released a "Report on the Production and Sale of Substandard Air-Conditioning Products by Aux Air-Conditioning Co., Ltd." on its official Weibo account. In the co...[Details]
The new generation of artificial intelligence technology is a comprehensive technology supported by high-performance computing, big data, machine learning, and deep learning. High-performance compu...[Details]
Boost converter circuit using MAX631
The sound converter composed of MAX631 can increase the +3V battery voltage to +5V, the output current is 40MA, and the change efficiency reaches 75%. ...[Details]
The OFweek Cup 2023 China Robot Industry Annual Awards (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative
robot
...[Details]
When it became an established fact that some "new forces" car companies had demonstrated higher levels of autonomous driving technology, many people raised questions about this. The reason behind t...[Details]
The proximity sensor has a light-emitting circuit that emits pulse-modulated infrared light, and a receiving circuit that uses a filter to detect only the required frequency components, thereby avoid...[Details]
Power technology
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