利用51單片機(jī)實現(xiàn)秒表功能（靜態(tài)數(shù)碼管顯示）程序

ID:954170 · 發(fā)表于 2021-7-20 09:03

#include <reg51.h>
#define uint unsigned int
#define uchar unsigned char
uchar code smgduan[17]={0x3f,0x06,0x5b,0x4f,0x66,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};
uchar n=0;
uint i;
void main()
{
TMOD|=0X20;
TH1=0Xce;
TL1=0Xce;
ET1=1;
EA=1;
TR1=1;
while(1);
}
void Timer1() interrupt 3
{
i++;
if(i==20000)
{
i=0;
P0=~smgduan[n++];
if(n==10)
{
n=0;
}
}
}

復(fù)制代碼

ID:860248 · 發(fā)表于 2021-12-31 18:56

第04行漏了5字這個碼
uchar code smgduan[16]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};

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