Everyone should know that the most important thing about a microcontroller is the clock frequency, which will affect the instruction cycle, timer, RTC and all other buses involving the clock. The exte...
As the basic language for embedded development, C language has increasingly let engineers know its power: registers can be directly manipulated to facilitate the function setting of CPU; physical addr...
[color=#ff0000]Question: [/color] [color=#ff0000]The test result of adding 3.3V voltage directly to the core board of CB140 shows the problem 1 [/color] [color=#000000] [/color] [color=#000000]Answer:...
Can POE use a regular RJ45 connector (without a transformer)? Are there any current requirements? What should I pay attention to when selecting a model?...
When the system operation is subject to external interference or system errors, the program may sometimes run away, causing the entire system to crash. It will set a period of time, and when this peri...[Details]
I finally wrote the calculator. Actually, I had written it a long time ago, but I was busy with exams and lab projects, so I didn't have time to write a blog. Now I am at home during the winter vacati...[Details]
On May 30, the International Conference on Strengthening Energy Supply and Financing in the Least Developed Countries was held in Beijing. The conference was jointly organized by the Global Energy ...[Details]
PCB design and implementation
Proper PCB design is critical to properly calibrate a VNA. Techniques such as TRL can compensate for errors in PCB design, but they cannot completely eliminate them. F...[Details]
With the arrival of the WWDC developer conference, more details about iOS/iPadOS 16 have been exposed, and from the current situation, the new system will be enhanced in terms of multi-tasking. ...[Details]
According to news on November 1, at today’s 2023 vivo Developer Conference, vivo’s self-developed Blue River operating system BlueOS was released and will be launched on the vivo WATCH 3 watch for th...[Details]
There are many methods of industrial nondestructive testing. At present, there are five most commonly used methods at home and abroad, which are often called the five conventional flaw detection m...[Details]
On July 11, Wang Yin, project development manager of Changan Automobile's Blue Whale iDD hybrid system, and David, chief engineer of transmission system at Changan Automobile's UK R&D center, had a...[Details]
Through online search, I found that this problem has actually occurred to other people.
When using nrf24l01, pressing the reset button on the development board, the wireless module cannot be reset,...[Details]
More and more of our everyday digital devices, including smartphones, door locks, and even the latest cars, now use a wireless capability called spatial awareness. A digital device with spatial aware...[Details]
On October 20, Banma Smart Driving released the AliOS intelligent driving system kernel at the Yunqi Conference. It is expected to be released in 2022 and will be the industry's first kernel open to ...[Details]
The Solar Energy Corporation of India (SECI) has extended the bid deadline for a 4 MW floating solar power plant in the Andaman and Nicobar Islands to March 20, 2020. This is the third time the com...[Details]
First of all, we need to understand what is the SysTick timer? Sys system, tick, system ticking very vividly represents that it is a system metronome. SysTick is a 24-bit countdown timer. When it rea...[Details]
Researchers have been looking for ways to remove cobalt from high-energy batteries for decades because of its high cost and the human rights issues involved in its mining, but past attempts have fail...[Details]
The power control of electric vehicles is mainly to output electricity from the battery to the motor. How to achieve the output at will? This requires the use of power inverter technology, that is,...[Details]
Analog electronics
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