温照明是指运用人造光源来照明,环境温度在摄氏5度C以下场所,例如冷藏柜、冷冻柜、冰箱、低温工厂、室外照明等。过去低温照明光源以萤光灯为主,如今LED光源在低温照明上也佔有一席之地。1. What is low temperature lighting?
低温照明是指运用人造光源来照明,环境温度在摄氏5度C以下场所,例如冷藏柜、冷冻柜、冰箱、低温工厂、室外照明等。过去低温照明光源以萤光灯为主,如...
Why is it that when burning a program on IAR, the program can be burned into the MCU and run at full speed, and the MCU also responds accordingly, but if you click Stop Debugging, the MCU returns to t...
The background is like this. Microphone recording is easily disturbed by wind noise. When the wind is strong, the sound will be broken. After measurement, it was found that the selected microphone wil...
[i=s] This post was last edited by dontium on 2015-1-23 11:29 [/i] Comparison test of THB6128 and official 8824 DEMO board from Taobao. Driving 36 stepper motors, it is found that 8824 has obvious noi...
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[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]
Introduction
Today, as IC (integrated circuit) has developed to a super-large scale, IC design based on IP (Intellectual Property) cores and their reuse are important means to ensure the ef...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
Zarlink Semiconductor has developed an ultra-low-power RF transceiver chip for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices. It has high data rates, low power c...[Details]