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標題: WARNING L1: UNRESOLVED EXTERNAL SYMBOL求大神解法 [打印本頁]

作者: 2953913723 時間: 2019-9-12 21:51
標題: WARNING L1: UNRESOLVED EXTERNAL SYMBOL求大神解法
Rebuild target 'Target 1'
compiling 帶日歷時鐘及溫度顯示的電子萬年歷.c...
compiling DS1302.c...
compiling TC72.c...
linking...
*** WARNING L1: UNRESOLVED EXTERNAL SYMBOL
SYMBOL:  CURRDATETIME
MODULE:  帶日歷時鐘及溫度顯示的電子萬年歷.obj (________________________________)
*** WARNING L1: UNRESOLVED EXTERNAL SYMBOL
SYMBOL:  INIT_DS1302
MODULE:  帶日歷時鐘及溫度顯示的電子萬年歷.obj (________________________________)
*** WARNING L2: REFERENCE MADE TO UNRESOLVED EXTERNAL
SYMBOL:  INIT_DS1302
MODULE:  帶日歷時鐘及溫度顯示的電子萬年歷.obj (________________________________)
ADDRESS: 11E3H
*** WARNING L2: REFERENCE MADE TO UNRESOLVED EXTERNAL
SYMBOL:  CURRDATETIME
MODULE:  帶日歷時鐘及溫度顯示的電子萬年歷.obj (________________________________)
ADDRESS: 11E9H
*** WARNING L2: REFERENCE MADE TO UNRESOLVED EXTERNAL
SYMBOL:  CURRDATETIME
MODULE:  帶日歷時鐘及溫度顯示的電子萬年歷.obj (________________________________)
ADDRESS: 11F0H

//
#include<reg51.h>
#include<intrins.h>
#include<stdio.h>
#include<string.h>
#define INT8U  unsigned char
#define INT16U unsigned int
const INT8U SEG_CODE[]=//
{0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,0xC6,0x9C,0xFF,0xBF};
extern INT8U DateTime[7];
sbit DS=P3^0;
sbit SH_CP=P3^1;
sbit ST_CP=P3^2;
extern void Init_DS1302();
extern void GetDateTime();
extern void SetDateTime();
extern INT8U CurrDateTime[];
extern void Config_TC72();
extern float Read_TC72_Temperature();
//
INT8U disp_buff[21]={2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,11,10};
//
//
//
void delay_ms(INT16U x){ INT8U t; while(x--)for(t=0;t<120;t++);}
//
//
//
void Serial_Input_595(INT8U d)
{
   INT8U i;
   for(i=0;i<8;i++)
   {    d<<=1;DS=CY;
         SH_CP=0; _nop_();_nop_();
         SH_CP=1; _nop_();_nop_();
   }
   SH_CP=0;
}
//
//
//
void Parallel_Output_595()
{
         SH_CP=0; _nop_();_nop_();
         SH_CP=1; _nop_();_nop_();
         SH_CP=0; _nop_();_nop_();
}
//
//
//
void main()
{
      INT8U i,j,len;char t_buff[6],c; INT8U curr_second=0xFF;
      TMOD=0x01;
      TH0=(INT16U)(-11.0592/12*50000)>>8;
      TL0=(INT16U)(-11.0592/12*50000)&0xFF;
      IE=0x82;
      Init_DS1302();
      while(1)
{    //
   GetDateTime();
   //
   disp_buff[2]=CurrDateTime[6]>>4;
   disp_buff[3]=CurrDateTime[6]&0x0F;
   disp_buff[4]=CurrDateTime[4]>>4;
   disp_buff[5]=CurrDateTime[4]&0x0F;
   disp_buff[6]=CurrDateTime[3]>>4;
   disp_buff[7]=CurrDateTime[3]&0x0F;
   disp_buff[8]=CurrDateTime[2]>>4;
   disp_buff[9]=CurrDateTime[2]&0x0F;
  disp_buff[10]=CurrDateTime[1]>>4;
disp_buff[11]=CurrDateTime[1]&0x0F;
disp_buff[12]=CurrDateTime[0]>>4;
disp_buff[13]=CurrDateTime[0]&0x0F;
disp_buff[14]=CurrDateTime[5] - 1;

作者: xuyaqi 時間: 2019-9-13 09:14
不要用中文文件名試試，一般出在編譯器找不到有關函數造成。

作者: f556 時間: 2019-9-13 09:46
建議先把文件名換英文的試，有些系統不支持。

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