The Xingkong board is in line with the general trend. It uses Python for programming and can control peripherals to work. If you are not familiar with it, you can also use the graphical programming to...
This book introduces the methods of dynamic modeling and control circuit design of converters, the dynamic characteristics of various converter topologies, and the influence of different control metho...
Image Description:
As shown in the figure, this is a 4-20mA current sampling circuit.
150Ω is the sampling resistor , which is responsible for converting 4-20mA into 0.6-3V voltage.
The difference lie...
[i=s]This post was last edited by HonestQiao on 2022-11-21 10:53[/i]Table of contents:1. Origin of the idea
2. Hardware Materials
3. Preparation
4. Schematic diagram and physical connection
5. Logic d...
In fact, when I was experiencing this system, I guessed that this system could run QT in addition to Python.Because it uses the Debian system, it is very easy for us to install QT with the system.Befo...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
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This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
1. Introduction
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Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
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D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]