定时器实验查询方式\shiyan7 ..................\shiyan7.c ..................\shiyan7.hex ..................\shiyan7.lnp ..................\shiyan7.LST ..................\shiyan7.M51 ..................\shiyan7.OBJ ..................\shiyan7.plg ..................\shiyan7.uvopt ..................\shiyan7.uvproj ..................\shiyan7_uvproj.bak 定时器实验查询方式