[{"title":"(2个子文件16KB)STM32F407VGT6原理图和PCB库","children":[{"title":"STM32F407VGT6","children":[{"title":"STM32F407VGT6.SchLib <span style='color:#111;'>17.50KB</span>","children":null,"spread":false},{"title":"STM32F407VGT6.PcbLib <span style='color:#111;'>108.50KB</span>","children":null,"spread":false}],"spread":true}],"spread":true}]