2_方波输出\fangbo ..........\fangbo.c ..........\fangbo.hex ..........\fangbo.lnp ..........\fangbo.LST ..........\fangbo.M51 ..........\fangbo.OBJ ..........\fangbo.Opt ..........\fangbo.plg ..........\fangbo.Uv2 ..........\fangbo_Opt.Bak ..........\fangbo_Uv2.Bak ..........\STARTUP.A51 ..........\STARTUP.LST ..........\STARTUP.OBJ 2_方波输出