Abstract: Smart home safety and security systems have gained much importance over the last few years owing to their notable impact in reducing and preventing losses in resources and human life caused ...

If you use the playFromMP3Folder() or playAdvertisement() functions, the files to be played must be organised in an extremely precise manner. The "MP3 Folder" must be in the root of the storage device ...

单相电机是一种将单相交流电能转换为机械能的电动机。单相电机的主副绕组要根据绕组的用途及设计来区分。 主绕组通常是由较粗的铜线或铝线制成，是电机的主要得电绕组，负责产生旋转的磁场，从而带动转子运动。主绕组的线圈数比副绕组多，且铜线或铝 ...

With all the materials needed in hand, it is time to get on with the build. The first thing to do is print out the 3D part you’ll need for this build. We have included the models above, but you can ...