with keil c and vb development of the general-purpose usb keyboard includes firmware source code, drivers, Commissioning procedures and drawings. Make relevant to the graduate design helpful.

Packet : 97288422usb-key-all.rar filelist
c51源程序
c51源程序\D12 USB固件编程.doc
c51源程序\Isr.c
c51源程序\isr.h
c51源程序\Mainloop.c
c51源程序\MAINLOOP.H
c51源程序\Protozlg.c
c51源程序\protozlg.h
c51源程序\Text1
c51源程序\USB51S.LIB
c51源程序\usb51s.txt
c51源程序\usbdemo.hex
c51源程序\usbdemo.M51
c51源程序\usbdemo.plg
c51源程序\usbdemo.Uv2
c51源程序\usbdemo_Uv2.Bak
c51源程序\Mainloop.LST
c51源程序\Mainloop.OBJ
c51源程序\Isr.LST
c51源程序\Isr.OBJ
c51源程序\Protozlg.LST
c51源程序\Protozlg.OBJ
c51源程序\usbdemo
c51源程序\usbdemo_Opt.Bak
c51源程序\usbdemo.Opt
D12test.inf
D12TEST.sys
主机调试程序
主机调试程序\MSSCCPRJ.SCC
主机调试程序\frmMain.frm
主机调试程序\Module1.bas
主机调试程序\usbkey.vbp
主机调试程序\usbkey.vbw
主机调试程序\EasyD12.dll
主机调试程序\EasyD12.H
主机调试程序\EasyD12.lib
主机调试程序\usbhk.exe
原理图.JPG

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