On November 5, 36-year-old Wang Jianglong (pseudonym) was found dead in a rental house. The police issued a notice of investigation opinion, indicating that a criminal case had been ruled out. Wang Ji...
1. Push button switchMainly refers to the light touch push button switch, also known as the light touch switch. The push button switch is an electronic switch belonging to the category of electronic c...
External interrupt - press the button to turn the LED on and off. Use a matrix keyboard and use key delay to improve anti-interference ability. #include "DSP2833x_Project.h" /**************Function de...
My undergraduate major was mechanics, but I studied electronics as a graduate student. I am not very good at it. Now I have to choose the direction and topic of my graduation project. I am confused ab...
Bombercat is a security tool that combines the RP2020 and the ESP32 MCU. It combines the most common technologies: NFC technology (Near Field Communication) for access control, identification and magn...
I bought Kingston A400, and later returned a computer. I left it unused for a year. Recently, I took it out and it suddenly lost power. Windows did not recognize it. I could see it in the BIOS and var...
For engineers, C/C++ language is one of the most commonly used programming languages. It is an efficient, concise and flexible programming language. Especially in the fields of embedded and microcont...[Details]
iPhone X is a crucial product for Apple , not only because it shoulders the important task of driving Apple's performance growth, but also represents the future development direction of Apple's mo...[Details]
The research and application of GaN materials are the forefront and hotspot of global semiconductor research. It is a new semiconductor material for the development of microelectronic devices and opt...[Details]
Nowadays, technology is becoming more and more advanced, and wire harnesses are ubiquitous in various industrial equipment. Wire harnesses are widely used in medical, industrial, electronics, automot...[Details]
Recently, Counterpoint released a report on the global mid-to-high-end smartphone market in the second quarter of 2021. The agency divides the mid-to-high-end smartphone market into three categories,...[Details]
Working principle: VTl, VT2 and related components form a multivibrator with a frequency of about 400Hz, which is used to modulate the intermediate frequency signal. The audio signal can also be outp...[Details]
1. The transformer has problems of magnetic saturation and resonance, which affects the life of the transformer and the safety of the equipment.
2. Transformers are generally used for measuring po...[Details]
The 2019 China (Chengdu) Electronic Information Expo will be held in Chengdu Century City New International Convention and Exhibition Center from July 11 to 13, 2019. The Expo is a high-quality exhib...[Details]
In the above figure, the high priority is the upper part of the red line, and the low priority is the lower part of the red line. If one of the interrupt sources is in both the upper and lower par...[Details]
1. Wireless sensor network technology is widely used and flourishing
Wireless sensors and sensor networks are new technologies with very broad market prospects that will have a profound impact...[Details]
Kyle Vogt, co-founder and former CEO of self-driving car developer Cruise, has launched a new startup: The Bot Company.
“A lot of things are competing for our time — commutes, longer work hour...[Details]
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The accelerated pace of society has led to a significant reduction in people's time and energy for taking care of children (especially infants) and the elderly. A series of diseases su...[Details]
On November 16, according to a report by The Paper, the sale plan of Honor is expected to be officially announced on the morning of November 17, and will be jointly taken over by more than 30 supply ...[Details]
Schubert Chu, head of the epitaxial equipment department of Applied Materials, a major semiconductor equipment manufacturer, said that improvements in semiconductor materials contribute nearly 90% to...[Details]
Recently, the geotechnical survey project of the Hebei Chicheng Gravity Energy Storage Pilot Demonstration Project undertaken by the 517th Team of the Tianjin North China Geological Survey Bureau was ...[Details]
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