[table=98%,rgb(238, 238, 238)] [tr][td]In keil c51, I defined a macro with parameters as follows: #define ON 1 #define OFF 0 #define BUZZER(a) if(a) P2^0 = 1;\ else P2^0 = 0 After compiling, it prompt...
When choosing the MCU model at the ISP, do you have to choose the same one as the one on the experimental board? Can you use other models in the same series instead? I think someone has tried it:lovel...
Where is the MMU initialization done in the Linux kernel? I searched for it for a long time but couldn't find it!!! Also, is the mapping between virtual address and physical address manually specified...
I hope to communicate with more people with lofty ideals. First, I will provide a copy of the Verilog courseware of Tsinghua Microelectronics Institute....
Refer to Qingke's OV2640 program, modify it to display on LCD, and after displaying the pictures in TF card, start to work on OV2640, but still not done. The current problem is: can't enter DCMI, DMA ...
As the number of cars increases, environmental pressures are also increasing. At this time, some people are saying that new energy vehicles are energy-efficient and environmentally friendly, and ar...[Details]
The most significant feature of IPS panels is that both electrodes are located on the same surface, unlike other LCD panels, which have electrodes arranged on top and bottom surfaces in a three-dim...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
As time goes by, people are increasingly concerned about their own and their families' health. However, existing monitoring devices for individual vital signs have struggled to gain market share du...[Details]
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[Details]
Reflow soldering is one of the most commonly used methods in electronics manufacturing, allowing for the soldering of large numbers of components in a relatively short time. However, any experience...[Details]
"I want to ask why there are so many manufacturers making mobile phone CPUs, but only Intel and AMD make computer CPUs?"
The progress of domestic PC CPU production has disappointed many ...[Details]
introduction
With the development of the information superhighway and the internet, broadcast television has become increasingly widespread worldwide. Television information has emerged in var...[Details]
As my country's industrialization continues to improve, environmental pollution is also facing tremendous pressure. In recent years, national environmental protection policies have become increasin...[Details]
Electronics engineers all know that transient voltage suppression (TVS) diodes are used to protect ports, preventing damage to downstream circuits caused by transient voltage surges. In short, TVS ...[Details]
Due to limitations in size, weight, and cost, most continuous-wave radar seekers use single-antenna technology. Insufficient isolation between the transmitter and receiver causes the transmitted si...[Details]
In the first half of 2025, Chinese companies demonstrated overwhelming advantages in the world's four major material fields: in the global loading of positive electrode materials, Chinese companies...[Details]
According to foreign media reports, due to the massive expansion of Chinese companies in the global electric vehicle market, the capacity utilization rate of South Korea's three major battery manuf...[Details]
Simply put, the cockpit domain control chip is the chip that controls the cockpit domain. It's like the brain of the cockpit, responsible for processing and controlling signals from various devices...[Details]
Coherent Corp., a Saxonian-based materials, networking, and laser technology company, has officially opened a new $127 million manufacturing facility in the Nhon Trach Industrial Park in Dong Nai P...[Details]