I used to work on web and have some basic knowledge of C. Now I was suddenly transferred to the embedded department to learn embedded systems. I have only read for two days, and in the afternoon I was...
[list] [*] [color=#3366ff]The most valuable thing about knowing someone is knowing them; the most valuable thing about knowing someone is knowing their heart. [/color] [*] [color=#3366ff]How can a per...
Wow~~~ I was just in danger, thanks to leang521 for reminding me. There are a lot of drug trafficking posts on the forum after 10 o'clock. I just said I was going to sleep. Wow, these spam posts are r...
I have a question: In WinCE environment, I use eVC programming to define 2 bytes of data TCHAR buf1[3]=_T("7A"); SetDlgItemText(IDC_EDIT3,buf1); and the displayed data is ASCII. Now I want to display ...
I used TI's power chip TPS65130 to make a small power board, and converted 2.7-5.5V to 15V and -7V respectively. After actually setting up the circuit, I found that the inductor voltage waveform of th...
I downloaded the official demo program to the board, and then connected the USB, but it didn't prompt me to find new devices. Does anyone know what's going on? Is it a hardware problem or a software p...
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[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 designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[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]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
Talking
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