The ST-Link virtual serial port on the board is connected to UART4 of STM32MP157A. If you type characters in the terminal to enter interactive mode when the system is in the card insertion state and t...
[i=s]This post was last edited by Hot Ximixiu on 2019-7-4 21:18[/i]There is a joke like this: "Marry to my village. The conditions in my village are not bad. Clothes are basically made by spinning, fo...
What is flying probe testing? Flying probe testing is one of the methods for checking the electrical function of a PCB (open and short circuit testing). A flying probe tester is a system for testing P...
The chip structure design of LED is a very complex system engineering, which involves the electroluminescent structure design for the purpose of improving injection efficiency and light efficiency, th...
I want to rebind the network card under CE. The following code always goes wrong. Could you please help me check it? Thank you LPCTSTR NDISUIO_DEVICE_NAME = _T("NDS0:"); WCHAR strAdapterName[] = L"PCI...
It is the easiest and most convenient way to upgrade the pyboard using DFU. However, due to an oversight in the parameters of this board, some boards are not easy to enter the DFU mode. The reason is ...
The role of digital-to-analog converters
Real-world analog signals, such as temperature, pressure, sound, or images, are constantly being converted into digital form that is easier to store, p...[Details]
As the whole equipment is constantly miniaturized and power-saving, low-power-consumption low-dropout linear regulators (LDO) are becoming the mainstream of the linear regulator market for switching p...[Details]
Conventional ECG recorders are one of the main means for doctors to diagnose heart diseases, but they can only record short heartbeats. In many cases, it is difficult to record ECG changes during a...[Details]
In some warehousing management, manufacturing, meteorological observation, scientific research and daily life, the requirements for temperature and humidity are common. For example, the "Interim Pr...[Details]
Third generation (3G) mobile phones offer a variety of features with more functionality. As consumers enjoy the latest and better features of these communication devices, they continue to demand lo...[Details]
0 Introduction
SAA7111 is a programmable video processor produced by Philips. The chip integrates A/D and decoding functions. It has phase lock, automatic clamp, automatic gain control, cl...[Details]
1 Introduction
The intelligent meter reading system is a system that reads the data of multiple user meters in a centralized manner through the transmission media by the master station. It...[Details]
In the future, a complete automobile safety system must fully combine gyroscopes, accelerometers, steering wheel and brake pedal position detectors, and tire speed detection systems to accurately ...[Details]
introduction
The most common flight state of a fixed-wing aircraft is horizontal flight. If it is allowed to fly at a large angle, the action cannot be maintained all the time. If it is al...[Details]
introduction
The fall detector is suitable for elderly people and children with poor self-care and self-protection abilities. It senses changes in the body posture of the individual wearing th...[Details]
Today, various applications such as consumption, computers, industry and instruments urgently need compact and effective power solutions, while also meeting the requirements of efficiency, fast tra...[Details]
IntroductionUSB
, serial port, and parallel port are commonly used interfaces for communication between PC and peripherals. However, for images with large data volumes, if the serial RS-232 protoc...[Details]
Abstract:
The signal flow of the external transceiver in the WCDMA/TD-SCDMA protocol is analyzed. The analysis results show that most of the functional modules in the WCDMA/TD-SCDMA external tr...[Details]
For mobile phone products, using low-cost components in design is only the first step to make the price competitive. The cost of the production process, especially the cost incurred during the fina...[Details]
Preface
Sine wave inverters are widely used in various fields such as electricity, post and telecommunications, communications, and aerospace. Moreover, with the continuous development and...[Details]