6字节发送读取\111.DSN
.............\111.PWI
.............\Last Loaded 111.DBK
.............\myc
.............\myc.hex
.............\myc.lnp
.............\myc.M51
.............\myc.Opt
.............\myc.plg
.............\myc.Uv2
.............\myc_Opt.Bak
.............\myc_Uv2.Bak
.............\Text1.asm
.............\Text1.LST
.............\Text1.OBJ
.............\Text2.LST
.............\Text2.OBJ
6字节发送读取