File list (Check if you may need any files):
4X4键盘扫描显示电路与程序
.........................\66
.........................\66.c
.........................\66.hex
.........................\66.lnp
.........................\66.LST
.........................\66.M51
.........................\66.OBJ
.........................\66.Opt
.........................\66.plg
.........................\66.Uv2
.........................\66_Uv2.Bak
.........................\STARTUP.A51
.........................\STARTUP.LST
.........................\STARTUP.OBJ
.........................\键盘扫描(共阳）.DSN
.........................\键盘扫描(共阳）.PWI
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