File list (Check if you may need any files):
DSPBF531与USB接口
.................\adsp-BF531_ASM.ldf
.................\BF531_USB.dpj
.................\BF531_USB.mak
.................\BF531_USB_Head.h
.................\D12
.................\...\Chap_9.asm
.................\...\D12CI.asm
.................\...\D12Driver.asm
.................\...\D12HAL.asm
.................\...\Descriptor.h
.................\...\PDIUSBD12.asm
.................\...\PDIUSBD12.h
.................\Debug
.................\.....\BF531_USB.dxe
.................\.....\BF531_USB.log
.................\.....\Chap_9.doj
.................\.....\D12CI.doj
.................\.....\D12Driver.doj
.................\.....\D12HAL.doj
.................\.....\initialization.doj
.................\.....\interrupts.doj
.................\.....\linker_log.xml
.................\.....\main.doj
.................\.....\PDIUSBD12.doj
.................\.....\PDIUSBD12.h
.................\.....\startup.doj
.................\.....\UsbOperation.doj
.................\defBF531.h
.................\defBF532.h
.................\initialization.asm
.................\interrupts.asm
.................\main.asm
.................\OutputGainTable.dat
.................\startup.asm
.................\startup.h
.................\UsbOperation.asm