数码管移动显示

数码管移动显示

#include

 
 code unsigned char a[] = { 0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8 } ;
 //code unsigned char segcode[8] = { 0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8 } ;  //0-7移动显示


 void delay (unsigned int t);


 void main()
 {
       char i;
  while(1)
{
/* P2 = 0x7f;
P0 = segcode[5];
            */
for(i=0;i<8;i++)
  {
    P2 = ~(1<  //控制数码管位数
P0 = 0xff;
P0 = a[i];  //控制数码管显示

 delay(40000 );
}
    } 
   
 }
void delay (unsigned int t)
{
while( t --);
}