Designer Omer Yosha has created an Airpiano, which has no keys. Instead, eight infrared sensors are distributed horizontally across the keyboard. When your hands move above, they are captured as notes...
Can anyone tell me why the calibrated measurement range of the electrochemical formaldehyde sensor is 1-5ppm and the actual measurement range is 1-4.981ppm? What is the reason for the smaller actual m...
Today I started to transplant uclinux on the 44b0 board produced by Dasheng. As a result, there was a problem in the first step of burning the bootloader. I hope an expert can help me solve it. I will...
[i=s]This post was last edited by blacker on 2016-7-22 20:00[/i] Once upon a time, I just learned C language. Actually, before that, when I was in high school, I also learned VB. At that time, I had j...
RT-Thread 1.1.0 official version released The Mayan prophecy of the end of the world in 2012 did not come, but our RT-Thread 1.1.0 official version has arrived as promised. Let's take a look at the pr...
This evaluation did not yield any results and was mostly about asking questions, and now there is another problem. The board will be sent back tomorrow and I am thinking about playing with it. I saw t...
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]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[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]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[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]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[Details]
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