编译时老是显示这些,不知道什么问题？？

只看该作者 · 2009-4-15 20:56

在keil中编译时老是编译不了，显示下面的东西，不知道什么问题？？？？
Build target 'Target 1'
assembling STARTUP.A51...
assembling Text2.ASM...
linking...
*** WARNING L30: MEMORY SPACE OVERLAP
    FROM:    C:000000H
    TO:      C:000003H
*** ERROR L127: UNRESOLVED EXTERNAL SYMBOL
    SYMBOL:  ?C_START
    MODULE:  STARTUP.obj (?C_STARTUP)
*** ERROR L128: REFERENCE MADE TO UNRESOLVED EXTERNAL
    SYMBOL:  ?C_START
    MODULE:  STARTUP.obj (?C_STARTUP)
    ADDRESS: 1000017H
Program Size: data=9.0 xdata=0 const=0 code=28
Target not created