Download the code of libusb-0.1.12, first compile libusb on the PC, then compile your own code, run, everything is normal, no exceptions. Then cross compile, after completion, cross compile your own p...
Now use the SPI port to read the information of the external SPI-Flash. First, set the SPI function of IO in raspi-config, just like the previous I2C setting, see [url]https://bbs.eeworld.com.cn/threa...
The problem I encountered is very strange. The same program on two boards can send and receive normally, but they cannot switch. The sending board can only send, not receive, but it can receive after ...
There are many different ways of human-computer interaction. The more common ones are listed below:
Mouse interaction: Using a mouse to operate a computer and interact was the most common human...[Details]
As more and more consumers purchase new energy vehicles, the safety of electric vehicles has become a major concern. This has been particularly prominent following a series of electric vehicle fire...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
As the scale and business applications of national e-government networks continue to expand, the data and services transmitted over them are becoming increasingly sensitive and critical. To protect...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
Normally, we determine our location and where we want to go by comparing our surroundings with observation and simple GPS tools. However, this kind of reasoning is very difficult for self-driving c...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
introduction
With the development of the information superhighway and the internet, broadcast television has become increasingly widespread worldwide. Television information has emerged in var...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
Pure electric vehicles have experienced rapid growth in recent years, and many consumers now consider them as a top choice when purchasing a car. But do you know how to choose a satisfactory and sa...[Details]
The transition to SDVs (software-defined vehicles) involves more than just replacing parts; rather, it involves the organic connection of various elements, from internal vehicle systems to ext...[Details]
System Principle
According to the average imbalance rate of the branch three-phase phase line load and the average value of the branch phase line current, the adjustment of the phase line load...[Details]
On August 19, according to foreign media Cyber Security News reported yesterday, a cybersecurity researcher discovered that hundreds of publicly accessible TeslaMate installation programs are leaki...[Details]
Using the STM32F103 as a microprocessor, a low-cost wireless WiFi music player system was designed. This system, combined with the WM-G-MR-08 (wm631) module for WiFi data reception and the VS1003B ...[Details]
When installing circuits, we all hope to have a safe and protective electrical appliance. Circuit breakers and circuit breakers are such a thing. As we all know, a circuit breaker is an elect...[Details]