把SD卡修改成nand flash+Fatfs+USB

[{"title":"（ 310 个子文件 6.09MB ） 把SD卡修改成nand flash+Fatfs+USB","children":[{"title":"keilkilll.bat <span style='color:#111;'> 399B </span>","children":null,"spread":false},{"title":"exfuns.c <span style='color:#111;'> 3.21KB </span>","children":null,"spread":false},{"title":"fattester.c <span style='color:#111;'> 6.16KB </span>","children":null,"spread":false},{"title":"fattester.h <span style='color:#111;'> 648B </span>","children":null,"spread":false},{"title":"exfuns.h <span style='color:#111;'> 1.40KB </span>","children":null,"spread":false},{"title":"......","children":null,"spread":false},{"title":"<span style='color:steelblue;'>文件过多，未全部展示</span>","children":null,"spread":false}],"spread":true}]