File list (Check if you may need any files):
51 for netdoor
..............\050420.hex
..............\050420.lnp
..............\050420.M51
..............\050420.Opt
..............\050420.plg
..............\050420.Uv2
..............\050420_Opt.Bak
..............\050420_Uv2.Bak
..............\51.DSK
..............\51.PRJ
..............\52.DSK
..............\52.PRJ
..............\ARP.c
..............\ARP.h
..............\ARP.LST
..............\ARP.OBJ
..............\assistfun.c
..............\assistfun.h
..............\assistfun.LST
..............\at24c1024.c
..............\at24c1024.h
..............\at24c1024.LST
..............\at24c1024.OBJ
..............\etherif.c
..............\etherif.h
..............\etherif.LST
..............\etherif.OBJ
..............\GloblDef.c
..............\GloblDef.h
..............\GloblDef.LST
..............\GloblDef.OBJ
..............\IP.c
..............\IP.h
..............\IP.LST
..............\IP.OBJ
..............\KEIL.DSK
..............\KEIL.PRJ
..............\main.c
..............\main.h
..............\main.LST
..............\mifare.c
..............\mifare.h
..............\mifare.LST
..............\mifare.OBJ
..............\Netif.c
..............\Netif.h
..............\Netif.LST
..............\Netif.OBJ
..............\RTC.c
..............\RTC.h
..............\RTC.LST
..............\RTC.OBJ
..............\RTL8019.c
..............\RTL8019.h
..............\RTL8019.LST
..............\STARTUP.A51
..............\STARTUP.LST
..............\STARTUP.OBJ
..............\text1.c
..............\text1.LST
..............\text1.OBJ
..............\UDP.c
..............\UDP.h
..............\UDP.LST
..............\UDP.OBJ
..............\UDPIPmem.c
..............\UDPIPmem.h
..............\UDPIPmem.LST
..............\UDPIPmem.OBJ
..............\Untitled
..............\UNTITLED.DSK
..............\WAVE.LIN