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标题: c语言数码管显示循环右移 [打印本页]

作者: reporter 时间: 2013-11-14 10:59 标题: c语言数码管显示循环右移

#include &lt;reg52.h&gt;
#include &lt;intrins.h&gt;
#define uchar unsigned char
#define uint unsigned int
#define LEDdata P0
sbit cs1=P3^6;
sbit cs2=P3^7;
uchar code table[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
uchar buf[8]={7,6,5,4,3,2,1,0};
void delay(uint i)
{
&nbsp; &nbsp; &nbsp; &nbsp; while(--i);
}&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; &nbsp;
&nbsp;&nbsp;void display()
{
uchar i,j=0x80;
for(i=0;i&lt;8;i++)
{
cs1=1;cs2=0;
LEDdata=table[buf];
cs1=0;cs2=1;
P2=j;
delay(100);
j=_cror_(j,1);
cs1=cs2=0;
LEDdata=0xff;&nbsp; &nbsp; &nbsp; &nbsp;
}
}
void main()
{
&nbsp; &nbsp; &nbsp; &nbsp; while(1)
&nbsp; &nbsp; &nbsp; &nbsp; {
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; display();
&nbsp; &nbsp; &nbsp; &nbsp; }
}
想让数码管循环右移01234567、循环右移。大神们指导下小弟。最好说下思路，编写的思路。

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