新建文件夹\DAC ..........\DAC.plg ..........\DAC.Uv2 ..........\DAC.lnp ..........\DAC.M51 ..........\DAC.Opt ..........\DAC_Opt.Bak ..........\DAC_Uv2.Bak ..........\main.c ..........\main.OBJ ..........\main.SRC ..........\main.ls1 ..........\main.LST ..........\STARTUP.OBJ ..........\STARTUP.A51 ..........\STARTUP.LST 新建文件夹