Abstract:

Door security system is an indispensable equipment for modern residential district management.Development of society and improvement of living standard set higher requirements on the reliability,convenience and efficiency of the door security system.According to the characteristics of the current door security system and the Internet of Things technology,this paper designs a visual door security system based on mobile phone APP with STM32F4 system development hardware,which achieves wireless transmission through WIFI.

Key words: visual door security system, STM32F407, WIFI transmission, embedded system, mobile phone APP