SD卡调试数据手册，较详细地讲述了SD卡的原理及调试过程-SD card debugging user s guide

VIDEO TO PROCESS AND COUNT GOW MANY ITEM PASS IN PAICTURE ANSA= SD D SC DS SD DF D SD D SD FSD D F SDF D D F DSF D FD F D FD F DF D FD F DF D F DF SDF DSFSDFDSFSD SDF SDF DF DSF SD FSDF SDF SDFDFDFDFDFDFDSFDFD SDF SDF DF DF D FD FD DF D F S DF S DF S