The supreme of the open source world should be Linux. In 2005, I bought a S3C44B0X development board from the market. The CPU of this board is ARM 7 core. At that time, Samsung had stopped producing S...
Jia Junpeng did not return home despite repeated calls from many netizens and “relatives”. The real reason was that he had run out of internet fees and was selling his internet number. [img]http://i3....
[font=楷体_GB2312][size=7][color=darkorange][b]I have been drawing PCB for many years and have experience in EMC testing. I am looking for a part-time job here. If anyone needs it, please contact me on ...
Input voltage range: AC110-220 Output current voltage: 12V 2A Output maximum power: 24W
The important point is that its 12V output wires are not two wires, one brown and one blue, but under the insula...
[i=s]This post was last edited by qwqwqw2088 on 2019-1-8 15:02[/i] [size=4][b]First, let's talk about synchronous rectification[/b][/size] [size=4]1. Synchronous rectification[/size] [size=4] Synchron...
The book says that rst resets once every two machine cycles. Does it reset again when the program is executed? Is it wrong in the book or I misunderstood? I am new to this, please give me some advice....
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]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[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]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
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