[color=#222222][backcolor=rgb(238, 238, 238)][font=sans-serif]Lu Jie[/font][/backcolor][/color] [color=#222222][backcolor=rgb(238, 238, 238)][font=sans-serif]Fresh graduate | Male | 22 years old (June...
Since I came into contact with op amps, I have paid close attention to the SR, G, and GBP (GBW) of op amps. These three parameters are generally what I pay attention to when using op amps, but I have ...
Haha, there must be many friends from Zhengzhou in the forum. Let's count them. I'm a beginner. The reason why I want to count the friends from Zhengzhou is mainly for the convenience of asking for ad...
I downloaded Tornado2.2 for Pentium on eMule. After installing it, it always displays "Lecensing Failed..." when I start Tornado. However, I have put lecense.dat in c:\flexlm and set the environment v...
I installed SQL CE 2.0 a few days ago and was going to create a database in SQL CE 2.0. So I went to Start-Programs to open SQL CE 2.0 and found that there was only the SQL CE 2.0 help document. What'...
I encountered two problems in learning ucos that I couldn't figure out: 1. How to handle peripheral interrupts in ucos, such as serial ports 2. How to use global variables in ucos...
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
0 Introduction
With the rapid development of social economy and science and technology, electric locomotives, subways and electric vehicles will be widely used. The power conversion and cont...[Details]
The invention of the steam engine ushered in the first conversion of internal energy and mechanical energy for mankind, and the birth of the internal combustion engine at the end of the 19th centur...[Details]