过流保护电路，全国电子设计大赛使用的，挺不错的！在做项目时可以使用，很实际的东西-Over-current protection circuit, the National Electronic Design Contest to use, very good! Can be used in a project, it is the real thing

2012广东省大学生电子设计大赛“智慧城市”专题参赛项目论文，获得1等奖-2012 Guangdong Province Undergraduate Electronic Design Contest " smart city" thematic entries papers, 1 prize