展讯6620平台，DC照相机聚焦效果功能移植包，里面有我做的库，可以替换-6620 Spreadtrum platform, DC camera focus effect function transplant package, which I do have a library, can be replaced

2011年电赛题目，自己写的，仅供参考，电机采用的直流空心杯(design by mtself.2011 race title, write their own, for reference only, the motor used DC hollow cup)