For Chinese people, how prosperous the belated 3G era will be is something we can only look forward to with trepidation. However, at this moment when the storm is about to come, the 3G IP bearer netwo...
My major is mechatronics engineering in the mechanical category. In the first three years, I studied courses related to mechanical design and manufacturing. The topic I chose for my graduation project...
Hello everyone, I have a very tricky problem to ask. I want to generate a ca.crt file using openssl command in wince, the command is as follows: "X509 -req -in \"\\wince_192.168.6.200_own.csr\" -out \...
For the single-chip microcomputer, the processing power is limited. I use stm32 to directly use the printf function (of course printf uses the serial port method), directly use printf ("xxxx=%f", xxxx...
I saw it a few days ago, but I didn't have time to post it. The capacity of FLASH has suddenly increased a lot, and the number of pins is as many as 38 or 40. The 430 looks more cost-effective....
This is really useful, and it is free and open source. If you are interested, you can go to eMule or the official website to find it! ~ www.virtualbox.org [[i] This post was last edited by wanghongyan...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
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]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
RF/Wirelessly
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