STC32模块化编程编译错误

dongjiu***

谁知道这是什么故障，用的是冲哥第六集 代码

Build target 'Target 1'
linking...
*** WARNING L16: UNCALLED SEGMENT, IGNORED FOR OVERLAY PROCESS
    NAME:    delay_ms?/hs
*** ERROR L127: UNRESOLVED EXTERNAL SYMBOL
    SYMBOL:  printf_hid?
    MODULE:  .\Objects\main.obj (main)
*** ERROR L127: UNRESOLVED EXTERNAL SYMBOL
    SYMBOL:  ?printf_hid??BYTE
    MODULE:  .\Objects\main.obj (main)
*** ERROR L127: UNRESOLVED EXTERNAL SYMBOL
    SYMBOL:  usb_OUT_done?
    MODULE:  .\Objects\main.obj (main)
*** ERROR L127: UNRESOLVED EXTERNAL SYMBOL
    SYMBOL:  usb_init?
    MODULE:  .\Objects\main.obj (main)
*** ERROR L128: REFERENCE MADE TO UNRESOLVED EXTERNAL
    SYMBOL:  usb_init?
    MODULE:  .\Objects\main.obj (main)
    ADDRESS: FF1AE3H
*** ERROR L128: REFERENCE MADE TO UNRESOLVED EXTERNAL
    SYMBOL:  usb_OUT_done?
    MODULE:  .\Objects\main.obj (main)
    ADDRESS: FF1AF3H
*** ERROR L128: REFERENCE MADE TO UNRESOLVED EXTERNAL
    SYMBOL:  ?printf_hid??BYTE
    MODULE:  .\Objects\main.obj (main)
    ADDRESS: FF1B0CH
*** ERROR L128: REFERENCE MADE TO UNRESOLVED EXTERNAL
    SYMBOL:  printf_hid?
    MODULE:  .\Objects\main.obj (main)
    ADDRESS: FF1B0FH
Program Size: data=8.3 edata+hdata=420 xdata=192 const=61 code=7055
Target not created.
Build Time Elapsed:  00:00:01

乘风***

请将例程项目打包发出来，这样才好分析。

jw***

瞎猜的，添加了2个usb库？

cary***

请问问题解决了吗？我也遇到了同样的问题。求助~