[align=center]Shenzhen Feiang Technology Co., Ltd.[/align] The company mainly undertakes various consumer electronics and industrial control solutions, provides various software services for WinCE and...
This creative project requires regular command issuance and polling of sensor nodes, so this article records the process of using aos_timer .
1. Introduction to system timer
The timer of AOS is based ...
I have been planning to make a multifunctional portable USB power supply that can be controlled by USB, WiFi, Bluetooth and MicroPython (in fact, the first version of the prototype has been completed ...
[align=left]Ron Jeffries, author of "Extreme Programming Practice", carefully studied Baker's simple code rules and listed them in order of importance: [/align][align=left]& Pass all tests [/align][al...
I need to write a chip driver for IIC interface. It requires 8Bytes of data and reads 8Bytes. I originally wanted to write an IIC driver myself, but I saw that there is an IIC driver in Samsung BSP, s...
I have already made a program that uses ADO CE to access SQL CE 2.0. Now I want to switch to SQL MOBILE 2005 database. Can I continue to use ADO CE to access it? Help!!!!!!!!!!!!!!!!!! 1...
Medicines are special commodities. If patients are given the wrong medicine, fake medicine, inferior medicine or expired medicine, it will pose a threat to people's health and lives.
In recent...[Details]
With the advancement of computer technology, the development of image processing and pattern recognition methods, fingerprint processing technology has become more mature and has been widely used i...[Details]
As a branch of signal and information processing, digital signal processing has penetrated into various fields of scientific research, technological development, industrial production, national defens...[Details]
Many medical applications require portable, self-powered devices that do not require external power and data cables. The most obvious example is a portable data logger that patients carry with them to...[Details]
JTAG Technology Introduction
One disadvantage of shrinking technology is that the complexity of testing small devices increases dramatically. When the board area is large, the board is tested...[Details]
As microcontrollers become less expensive and more powerful, electrical designers are finding it more cost-effective to use multiple small controllers in both single-board and multi-board systems. ...[Details]
0 Introduction
Today, with the rapid development of electronic technology and the emergence of new multifunctional electric energy meters, the choice of memory in the electric energy m...[Details]
introduction
The data detected by various measuring instruments often need to be transferred to the PC for data processing and archiving, so as to make full use of the rich hardware and softwa...[Details]
When using GPS for positioning, it will be affected by various factors. The factors that affect the accuracy of GPS positioning can be divided into the following four categories (see the figure be...[Details]
Fetal monitoring is an important means to ensure the safety of perinatal mothers and fetuses and achieve eugenics. Intelligent fetal monitoring is a monitoring method that analyzes the health stat...[Details]
l Introduction
Traditional human-computer communication is achieved through keyboard or mouse. The speed of information exchange is relatively slow, and the operator is required to have certain...[Details]
Capacitive sensing user interfaces are emerging as a practical and innovative alternative to mechanical buttons in mobile phones. While capacitive sensors can be viewed as a drop-in replacement fo...[Details]
Abstract:
QT1101 is a QTouch charge transfer (QT) device, a complete digital controller that can detect signals when approaching or touching up to 10 independent keys. It can be widely used i...[Details]
0 Introduction
With the continuous progress of society and the improvement of people's living standards, environmental protection and energy conservation have received more and more attention....[Details]
After more than ten years of technological development and application market cultivation, biometric technology has been applied on a large scale in many application fields. As far as the Chinese m...[Details]