Design and Implementation of Automatic Flag Lifting System

In order to solve the reality of the traditional manual operation and further improve the accuracy and efficiency of the flag raising, an automatic flag lifting system is designed based on the single-chip embedded technology. It is consisted with the single-chip micro-controller minimum system, motor circuit, key circuit, LCD display circuit, voice control circuit, DC circuit. By pressing the button, the national flag begin to rise and fall with playing the national anthem at the same time. The system has the advantages of low price, high stability and simple operation.