通讯测试主机v1.0\host487 ................\host487.c ................\host487.hex ................\host487.lnp ................\host487.LST ................\host487.M51 ................\host487.OBJ ................\host487.Opt ................\host487.plg ................\host487.Uv2 ................\host487_Opt.Bak ................\host487_Uv2.Bak ................\STARTUP.A51 ................\STARTUP.LST ................\STARTUP.OBJ 通讯测试主机v1.0