I have an ultrasonic signal, which is an attenuated sine wave. It comes every once in a while. I want to pull the level down every time the signal comes, so I made a circuit as shown in Figure 1. The ...
I don't know how you charge for external projects. I have taken a project here. The other party is a semi-acquaintance of mine. He makes LEDs. The requirements are very simple, that is, to control the...
[font=Verdana][size=3]AC contactors are widely used for breaking and controlling electric circuits. They use the main contacts to open and close the circuits and the auxiliary contacts to execute cont...
[font=Verdana]In the field of consumer electronics, portable electronic products are becoming more and more popular among consumers due to their small size and light weight, and have become an indispe...
Welcome to my blog:Here, you will get a reason to love embedded systems!Here, you will learn how to plan your career!Here, your long-standing technical problems will be inspired or solved!Here, your c...
I downloaded Micrium_uC-Eval-STM32F107_uCOS-II from the official website. The project included in the demo is in Flash mode, while the project I built myself only has Debug and Release modes. Because ...
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]
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]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[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]
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]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[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]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]