Now I want to make a soft keyboard myself. After a long time of thinking, I can only modify the SIP code under PUBLIC, which is very difficult to debug. So I have the following questions to ask you: 1...
We currently have a project that may need to be exported to the world.May I ask, in addition to meeting the company standards of the car manufacturer, how can we comply with the safety standards of va...
Albrecht von Truchse?, spokesman for Metro Group, said that suppliers and retailers must use standardized universal electronic product codes from now on, only in this way can the application of the re...
I am a newcomer and my company may use zigbee to make products. Do I need to pay any fees or can I directly buy chips such as TI's CC2530? Do I need to join the zigbee alliance and pay a certain fee e...
Manchester coding is a type of signal frequency modulation coding. It uses the instantaneous value of each bit at the half-cycle edge to represent a binary value. Therefore, the middle rising edge of ...
With the support of all netizens, HELLODSP's QQ exchange group alliance has added new members: Please indicate the source of the reprint from DSP Exchange Network DSP Learning First Forum DSP Technolo...
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
There are many types and styles of digital voltmeters in design and development. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. Tra...[Details]
With the tense global energy situation and the improvement of human environmental protection awareness, the research and development of power batteries is in full swing around the world. At present...[Details]
With the development and application of liquid crystal display technology, more and more developers want to use liquid crystal screens to display Chinese characters in the instruments and equipment th...[Details]
This paper first proposed an elevator controller algorithm based on a finite state machine, and then designed a three-story elevator controller based on the algorithm. The correctness of the elevat...[Details]
1. Introduction
Industrial fieldbus technology is one of the technologies that has received the most attention in the automation industry in recent years, and it has brought a qualitative leap...[Details]
Conventional crystalline silicon solar cells are made on high-quality silicon wafers with a thickness of 350-450μm, which are sawn from pulled or cast silicon ingots. Therefore, more silicon materi...[Details]
Typically, buck regulators are designed for continuous mode operation, which simplifies output voltage calculations and system design. However, if the system is non-synchronous and required to oper...[Details]
We software engineers love to find the perfect solution to any problem we encounter. But oddly enough, we find that in this particular area, there is no perfect solution. Clever tricks may save som...[Details]