Frequency converters are being used more and more widely. The most important thing in frequency converter technology is the generation of SPWM pulses. The commonly used methods are analog and digital.
1. After downloading the provided QT file, put it in the folder /home/topeet/opencv2.4.9/opencvinstall/. Enter the /QT/demo directory. Let's open the opencv_pic.pro project.Ubuntu# vi opencv_pic.proNo
[align=center][/align] [font=微软雅黑][size=5]There are actually a lot of creative ideas when designing circuit boards. Just like coding, a good circuit board is pleasing to the eye. Of course, stable per
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:58[/i][Abstract]The microwave transmission technology of television signals is introduced, the characteristics of microwave transmissio