File list (Check if you may need any files):
4层PCB设计实例-DSP\4层PCB设计实例-DSP.DsnWrk
...................\Documents\Analog.sch
...................\.........\CAN.Sch
...................\.........\Documents.PRJPCB
...................\.........\DSP&CPLD.Sch
...................\.........\DSP.PCB
...................\.........\DSP.Sch
...................\.........\DSP_pcb.lib
...................\.........\Interface.sch
...................\.........\Power.Sch
...................\.........\Top.pjt
...................\.........\信号线完成后的PCB.PCB
...................\.........\布局完成后的PCB.PCB
...................\.........\添加内电层后的PCB.PCB
...................\.........\设计完成后的PCB.PCB
...................\Documents
4层PCB设计实例-DSP