[{"title":"( 1148 个子文件 44.5MB ) USB_CDC.zip","children":[{"title":"usb_device.c <span style='color:#111;'> 2.59KB </span>","children":null,"spread":false},{"title":"main.c <span style='color:#111;'> 5.17KB </span>","children":null,"spread":false},{"title":"system_stm32f4xx.c <span style='color:#111;'> 25.84KB </span>","children":null,"spread":false},{"title":"usbd_desc.c <span style='color:#111;'> 12.03KB </span>","children":null,"spread":false},{"title":"gpio.c <span style='color:#111;'> 1.68KB </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}]