main.c(11): warning C275: expression with possibly no effect

ID:1100653 · 發表于 2023-11-21 14:51

#include <REGX52.H>
#include "Delay.h"
#include "LCD1602.h"
#include "Timer0.h"

unsigned char Sec=55,Min=59,Hour=23;

void main()
{
      LCD_Init();
      Timer0Init;

      LCD_ShowString(1,1,"Clock:");
      LCD_ShowString(2,1,"  :  :");

      while(1)
      {
            LCD_ShowNum(2,1,Hour,2);
            LCD_ShowNum(2,4,Min,2);
            LCD_ShowNum(2,7,Sec,2);
      }
}

void Timer0_Routine() interrupt 1
{
      static unsigned int T0Count;
      TL0 = 0x18;
      TH0 = 0xFc;
      T0Count++;
      if(T0Count>=1000)
      {
            T0Count=0;
            Sec++;
            if(Sec>=60)
            {
                     Sec=0;
                     Min++;
                     if(Min>=60)
                     {
                              Min=0;
                              Hour++;
                              if(Hour>=24)
                              {
                                    Hour=0;
                              }
                     }
            }
      }
}

compiling main.c...
main.c(11): warning C275: expression with possibly no effect