单片机C语言之两位数码管动态显示.doc

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1、#include#defineuintunsignedintunsignedcharcodetable[]={0XC0,0XF9,0XA4,0XB0,0X99,0X92,0X82,0XF8,0X80,0X90,0X88,0X83,0XC6,0XA1,0X86,0X8E};//unsignedcharcodetable[]={0X3F,0X06,0X5B,0X4F,0X66,0X6D,0X7D,0X07,0X7F,0X6F,0X77,0X7C,0X39,0X5E,0X79,0X71};unsignedintCount;sbitgs=P3^0

2、;sbitgg=P3^1;voiddelay(uintz)//延时{unsignedinth,k;for(h=z;h>0;h--)for(k=220;k>0;k--);}voidmain(void)//主函数{unsignedintg,s;while(1){for(Count=0;Count<100;Count++)//显示数字范围0~99{s=Count/10;//取整g=Count%10;//取余P2=table[g];//取余后放入个位显示gg=0;delay(42);gg=1;P2=table[s];//取整后放入十位显示gs=0;delay(42

3、);gs=1;}}}