[{"title":"( 3 个子文件 4.48MB ) HI3521DMEB pcb和原理图.zip","children":[{"title":"HI3521DMEB VER.C.DSN <span style='color:#111;'> 1.71MB </span>","children":null,"spread":false},{"title":"HI3521DMEB VER_C_pcb.rar <span style='color:#111;'> 3.42MB </span>","children":null,"spread":false},{"title":"HI3521DMEB VER.C.pdf <span style='color:#111;'> 2.22MB </span>","children":null,"spread":false}],"spread":true}]