7單只數(shù)碼管循環(huán)顯示 0~9單片機(jī) 語言程序設(shè)計(jì)實(shí)訓(xùn) 例 C 100 ---基于 8051 和 仿真

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  #include<reg51.h>
% E/ c; Q) C! ?6 O/ p5 q, c4 n9 i* c#include<intrins.h>
/ i9 b; G; F7 q' H4 W- o# v#define uchar unsigned char
9 X8 P6 @0 S8 v#define uint unsigned int
0 f0 c2 Q5 f$ Muchar code DSY_CODE[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xff};
//延時(shí)
1 p8 u* r) W6 s( U6 Uvoid DelayMS(uint x)
{
uchar t;
while(x--) for(t=0;t<120;t++);
}
/ R# `: a- N7 o, O- Q, F//主程序
void main()
1 I9 \) H  K- C$ I{
& i* N6 ]$ }- @' H  t; u2 t3 Vuchar i=0;
* j0 }6 V* l4 h5 `# aP0=0x00;
while(1)
{
P0=~DSY_CODE;
i=(i+1)%10;
7 R5 u4 v- i, A5 t  \* O4 ?DelayMS(300);
}
}  
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