[{"title":"( 2 个子文件 1.75MB ) 一个成熟的手机原理图+PCB_pads版本 供大家学习参考","children":[{"title":"手机MTKLAYOUT(10层板)绝对经典!.pcb <span style='color:#111;'> 7.39MB </span>","children":null,"spread":false},{"title":"MTK6228完整的原理图包括蓝牙FM电路.pdf <span style='color:#111;'> 181.16KB </span>","children":null,"spread":false}],"spread":true}]