是不是查询计时不能控制7盏间隔时间不同的流水灯亮啊，求大神帮助！
    #include <reg51.h>
     typedef unsigned char uint8;
     sbit Led1=P1^0    ;
     sbit Led2=P1^1    ;
     sbit Led3=P1^2    ;
     sbit Led4=P1^3    ;
     sbit Led5=P1^4    ;
     sbit Led6=P1^5    ;
     sbit Led7=P1^6    ;
     void main()
     {
      uint8 counter;
      TMOD=0x01;
      TH0=0xB8 ;
      TL0=0x00 ;
      TR0=1       ;
      counter=0;
      while(1)  
            { if (TF0==1     )
                {TF0=0;
                 TH0=0xB8 ;
                 TL0=0x00 ;
                 counter++;
                }
                if(counter==50)
                     {
                     counter=0;
                     Led1=0      ;
                     }
                 if(counter==75)
                     {
                     counter=0;
                     Led1=1      ;
                     Led2=0      ;
                     }
                     if(counter==225)
                     {
                     counter=0;
                     Led2=1      ;
                     Led3=0      ;
                     }
                     if(counter==100)
                     {
                     counter=0;
                      Led3=1      ;
                      Led4=0      ;
                     }
                     if(counter==250)
                     {
                     counter=0;
                     Led4=1      ;
                     Led5=0      ;
                     }
                     if(counter==50)
                     {
                     counter=0;
                      Led5=1      ;
                      Led6=0      ;
                     }
                     if(counter==175)
                     {
                     Led6=1      ;
                     Led7=0      ;
                     }
                     if(counter==50)
                     {
                     Led7=1      ;
                     }


                  
            }         


      }

这单片机一般人是不懂得  得问一下二班的人

什么是二班的人。。。

我是一班的

- -能解答我问题的都是好人班的！

你这程序写得有问题啊！counter每次计数到50就被你清零了，也就是只能执行进入if (counter == 50)  后面的都进入不了。