[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...
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[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]
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]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[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]
Measurement compatibility
It is very important to ensure the compatibility between the pressure sensor and its actual application. Before making a pressure sensor selection, the fo...[Details]
introduction
The core features of mobile value-added service products are mobility, immediacy and personalization. Mobile value-added services are a new service mode that is rapidly developing...[Details]