File list (Check if you may need any files):
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..................\KEY
..................\KEY.BIN
..................\KEY.C
..................\KEY.C.bak
..................\KEY.DSK
..................\KEY.HEX
..................\KEY.LST
..................\KEY.M51
..................\KEY.OBJ
..................\keyshow
..................\KEYSHOW.BIN
..................\KEYSHOW.DSK
..................\KEYSHOW.HEX
..................\keyshow.lnp
..................\KEYSHOW.M51
..................\keyshow.Opt
..................\keyshow.plg
..................\keyshow.PRJ
..................\keyshow.Uv2
..................\keyshow_Uv2.Bak
..................\LED
..................\LED.BIN
..................\LED.c
..................\LED.HEX
..................\LED.LST
..................\LED.M51
..................\LED.OBJ
..................\STARTUP.A51
..................\TEMP.LST
..................\Untitled
..................\WAVE.LIN