Active RFID applications: non-stop toll collection, personnel positioning and tracking, valuables positioning and tracking, container cargo management, child/pet management and monitoring
18 classic programs that you must memorize in C language. Each program is very classic and can help you master the basic knowledge and programming skills of C language. [/size][/font][/color][font=Hel
[color=#595655][font="][size=14px][p=28, null, left][color=rgb(51, 51, 51)][size=16px]In the previous article, we have talked about the topic of "What is ECU and some pros and cons of ECU upgrade". Th
The official website has information, it uses 9B92, you can go and have a look if you are interested[[i]This post was last edited by chenzhufly on 2011-3-5 17:25[/i]]
The red and blue two-color dot matrix control circuit uses 4 573s to drive the rows and 16 transistors to control the columns. How big a current limiting resistor should be used at the output end to e