File list (Check if you may need any files):
超声波从板部分
..............\chaoshengasm2.hex
..............\chaoshengasm2.lnp
..............\chaoshengasm2.M51
..............\chaoshengasm2.Opt
..............\chaoshengasm2.plg
..............\chaoshengasm2.Uv2
..............\chaoshengasm2_Opt.Bak
..............\chaoshengasm2_Uv2.Bak
..............\cj-2B.asm
..............\cj-2B.LST
..............\cj-2B.OBJ
..............\cj2b.asm
..............\cj2b.LST
..............\cj2b.OBJ
..............\STARTUP.A51
..............\STARTUP.LST
..............\STARTUP.OBJ