[size=4][color=#666666][font=verdana, 宋体]《Circuit Fundamentals (3rd Edition)》 is a classic textbook on circuit fundamentals. Since the publication of the first edition, it has received rave reviews an...
[i=s]This post was last edited by WoAiDownload on 2014-7-2 16:47[/i] When it comes to Arduino, everyone will think of the convenient environment for AVR development. Now we have LPC1549, which also ha...
[size=4]Bootload problem. When I was learning 51 before, as long as the program was written and compiled, I could use the burner to burn the *.hex file directly into the microcontroller for operation....
[align=center][color=#000000][b]【Announcement】Welcome new team members! [/b][/color][/align][align=center][color=#000000]First of all, congratulations to the following friends for joining us: (will be...
1. Video intercom without video cable. How to transmit video without video cable? Manufacturers use multi-core shielded cable and use one of the cores to replace the traditional video cable. We know t...
The maximum output current of 78l05 is 150mA, and the power consumption is 0.75W. The input can be greater than 7v and less than 30v, but the input voltage should not be too large to avoid excessive p...
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[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]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
Overview
By transmitting ultrasonic energy into the human body and receiving and processing the returning reflected signals, phased array ultrasound systems can generate images of organs and s...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
Multimedia processors are often the most power-hungry devices in portable electronic devices. Common ways to reduce CPU power requirements are to reduce clock frequency or operating voltage, but th...[Details]
Designing low power circuits while achieving acceptable performance is a difficult task. Doing so in
the RF
bands increases the challenge dramatically. Today, nearly everything has wireless...[Details]
0 Introduction
The load with impact (rapid change) power in the power system will cause the voltage fluctuation and flicker of the power grid, causing many electrical equipment to fail to wo...[Details]
0 Introduction
Pneumatic
artificial muscle,
also known as pneumatic muscle actuator (PMA), began to be studied in the 1950s. In recent years, it has been widely studied and applied ...[Details]
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