[color=#333333] Wireless modules are widely used in the field of Internet of Things. Wireless communication and remote control systems both require the use of wireless module technology. Wireless modu...
Previously, I used lwip1.4.1, which had the concept of varbindlist. Each varbind to be sent was combined into a list, and then a trap was sent.
Now I am using lwip2.1.2, which does not have the concep...
stopped external ....by other core It always fails to execute. When I disable GPIO_IPINPUTConneced of pin 6.6, I can send content. But I can't receive. The similar program has been implemented on UART...
Continued from the previous article~~~~~
Continue the decoupling/bypass journey~~~~~~~·
This article explains in detail the effects of ESR and ESL on decoupling through examples. By comparing theoreti...
My new computer arrived today. When I bought it, there were 512+1T hard drives and 512 only hard drives. Since I have a lot of hard drives and I plan to install them myself, I didn't choose the one wi...
On December 3, the 2021 Economic and Trade Negotiation and Wuhan City's Fourth Quarter Investment Promotion Project Signing Conference was held. At the meeting, Optics Valley signed 13 major projects...[Details]
When a forward voltage is applied to the PN junction of an LED , current will flow through the PN junction, and electrons and holes will recombine in the PN junction transition layer to generate ...[Details]
According to foreign media reports, researchers from DGIST (Gyeongbuk Institute of Science and Technology in South Korea) have demonstrated that lithium metal batteries can be cycled over a wide temp...[Details]
It all started 18 years ago when I started working on one of the first automotive CMOS image sensors for rear view cameras (RVC). At the time, having RVC to help drivers see behind the car wa...[Details]
Telecoms research group Cambridge Wireless has refused to bow to the UK's political consensus and teamed up with Huawei on its latest 5G joint venture. They will build a private 5G network at Cambrid...[Details]
【1】Required tools hardware: PC (programming, compiling programs, burning programs) MCU development board (for development) USB cable (for connecting PC and MCU development board, power supply an...[Details]
A team led by Professor Xueliang Sun from the University of Western Ontario and Professor Chandra Veer Singh from the University of Toronto elucidated the phase evolution process of pre-nucleating ag...[Details]
OPPO and vivo are one of the emerging brands in the Chinese mobile phone industry, and I believe everyone is familiar with them. Whether it is the "overwhelming" advertising posters at bus stops a...[Details]
It is reported that as the demand for lithium batteries increases in the next few years, many lithium mining companies have rushed to increase production capacity before the surge in electric vehicle...[Details]
What should we do to simulate a signal or generate a standard signal that everyone needs? In fact, we can use a signal generator to complete this basic operation very well. Because the simulated anal...[Details]
On October 18, CATL announced an agreement with Primergy Solar LLC (Primergy), a U.S. utility and distributed PV + energy storage developer and operator, to exclusively supply batteries for the...[Details]
On Wednesday (5th), U.S. Trade Representative Katherine Tai said at an online seminar held by the Financial Times that she downplayed the prospect of Taiwan and the United States signing a trade agre...[Details]
As cell phones and other portable electronic devices become more advanced, the amount of power consumed by systems in both active and standby states is increasing. As a result, power management des...[Details]
In the single-chip microcomputer application system, it is often necessary to measure the frequency of a continuous pulse wave. In practical applications, the measurement of physical quantities such a...[Details]
Customized production of aviation-grade high-purity vanadium materials, building a vanadium battery energy storage industry chain... Recently, Chengde Vanadium Titanium New Materials Co., Ltd.'s succe...[Details]
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