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標題: keil編譯多文件程序時出現(xiàn)多個UNRESOLVED EXTERNAL SYMBOL警告 [打印本頁]

作者: 薛小川 時間: 2022-6-9 09:05
標題: keil編譯多文件程序時出現(xiàn)多個UNRESOLVED EXTERNAL SYMBOL警告
主控stc8h1k28，附原理圖。定時器1中斷內(nèi)執(zhí)行按鍵掃描，定時器0中斷內(nèi)執(zhí)行按鍵服務，定時器2做串口2的波特率發(fā)生器，字符串收發(fā)程序使用stc-isp范例。生成hex文件時警告如下*** WARNING L1: UNRESOLVED EXTERNAL SYMBOL
SYMBOL:  _KEY_SERVICE
MODULE:  .\Objects\main.obj (MAIN)
*** WARNING L1: UNRESOLVED EXTERNAL SYMBOL
SYMBOL:  TIMER0_INIT
MODULE:  .\Objects\main.obj (MAIN)
*** WARNING L1: UNRESOLVED EXTERNAL SYMBOL
SYMBOL:  TIMER1_INIT
MODULE:  .\Objects\main.obj (MAIN)
*** WARNING L1: UNRESOLVED EXTERNAL SYMBOL
SYMBOL:  KEY_SCAN
MODULE:  .\Objects\main.obj (MAIN)
*** WARNING L1: UNRESOLVED EXTERNAL SYMBOL
SYMBOL:  UART2_INIT
MODULE:  .\Objects\main.obj (MAIN)
*** WARNING L1: UNRESOLVED EXTERNAL SYMBOL
SYMBOL:  _UART2SENDSTR
MODULE:  .\Objects\main.obj (MAIN)
*** WARNING L2: REFERENCE MADE TO UNRESOLVED EXTERNAL
SYMBOL:  KEY_SCAN
MODULE:  .\Objects\main.obj (MAIN)
ADDRESS: 0901H
*** WARNING L2: REFERENCE MADE TO UNRESOLVED EXTERNAL
SYMBOL:  _KEY_SERVICE
MODULE:  .\Objects\main.obj (MAIN)
ADDRESS: 08BEH
*** WARNING L2: REFERENCE MADE TO UNRESOLVED EXTERNAL
SYMBOL:  UART2_INIT
MODULE:  .\Objects\main.obj (MAIN)
ADDRESS: 097CH
*** WARNING L2: REFERENCE MADE TO UNRESOLVED EXTERNAL
SYMBOL:  TIMER0_INIT
MODULE:  .\Objects\main.obj (MAIN)
ADDRESS: 097FH
*** WARNING L2: REFERENCE MADE TO UNRESOLVED EXTERNAL
SYMBOL:  TIMER1_INIT
MODULE:  .\Objects\main.obj (MAIN)
ADDRESS: 0982H
*** WARNING L2: REFERENCE MADE TO UNRESOLVED EXTERNAL
SYMBOL:  _UART2SENDSTR
MODULE:  .\Objects\main.obj (MAIN)
ADDRESS: 099BH

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