IoT-Security-Alarm-System Project in 2018 Control Chip: STM32F103C8T6 For more details, please see my blog post Development Environment 1.SOLIDWORKS 2018 2.Keil uVision5 3.Android Studio 4.STM32CubeMX Cloud Platform 1.Gizwits(机智云) (Click the picture to enter the official website of Gizwits)