Improvements to the DHT driver by netizens, using asynchronous methods to read DHT sensors to solve the blocking problem.https://github.com/wieck/micropython/co ... 6929d81cb7...
I want to use the fpga part of de1-soc to control the ethernet port on the arm side, but when I set the pins directly, it says that the ethernet pins cannot be assigned. It is probably locked and can ...
Now I use Lingyi's WIFI. The hardware platform is PXA270 and the interface is SPI. At present, the system has initialized SPI, and then read the WIFI ID normally. However, when loading the firmware, t...
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However, due to the anniversary celebration, the budget for the activity of exchanging zongzi for Zongzi Festival this year has been move...
A junior student asked me about my graduation project: How to measure the amplification factor of a transistor?condition:1. 9012 9013 8050 80552. Commonly used resistors of 470 1K 10K 47K3. Both the 5...
[table=98%] [tr][td]Sometimes we need to know the remote control key code when programming, what should we do! This requires making a circuit to check the remote control key code[/td][/tr] [/table]...
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
Overview
By transmitting ultrasonic energy into the human body and receiving and processing the returning reflected signals, phased array ultrasound systems can generate images of organs and s...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]
There are many types and styles of digital voltmeters in design and development. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. Tra...[Details]
Traditionally, when using PLC to control stepper motors, a dedicated stepper motor control intelligent module is usually added to the PLC, and then connected to the drive power supply to realize th...[Details]
In recent years, the application of single-chip microcomputer systems in the field of industrial measurement and control has become more and more extensive. However, for industrial sites with harsh...[Details]
As we all know, the manufacturing of modern automobiles is divided into four major processes: stamping, welding, painting and assembly, and the powertrain constitutes five inseparable production pr...[Details]
1 Introduction
With the rapid development of my country's economy, the country has introduced a series of policies such as preferential policies, subsidy policies, and old-for-new policies, wh...[Details]
With the development and application of liquid crystal display technology, more and more developers want to use liquid crystal screens to display Chinese characters in the instruments and equipment th...[Details]
0 Introduction
The tobacco leaf curing process is a key step in producing high-quality tobacco leaves, and the quality of flue-cured tobacco is closely related to the temperature and humidit...[Details]