求助---寫了個顯示程序顯示總不對

寫一個數，然后把他顯示出來，不知為啥顯示的不對，請指點下，鼓搗好幾天了，也沒有頭緒，謝謝

#include <AT89X52.h>
#include <math.h>
#define uchar unsigned char
#define unint  unsigned int
sbit DUAN=P2^0;     //74HC573的LE端    LED的段選端
sbit WEI=P2^1;      //74HC573的LE端    LED的位選端
unint  a[5];
unint j;
unint temp;
uchar xian[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x40,};//共陰顯示字庫 0123456789
void delay(unint z)              //1ms延時
{
unint x,y;
 for(x=z;x>0;x--)
  for(y=110;y>0;y--);
}
void wei_1(uchar wei)       //鎖存器573的數碼管位控制
{
 WEI=1;
 P0=wei;
 WEI=0;
}

void duan_1(uchar duan)       //鎖存器573的數碼管段控制
{
 unint i;
 DUAN=1;
 P0=xian[duan];
 DUAN=0;
 for(i=200;i>0;i--);
}
void shuzhi()
{a[0]=temp/100000;
 temp=temp%100000;
 a[1]=temp/10000;
 temp=temp%10000;
 a[2]=temp/1000;
 temp=temp%1000;
 a[3]=temp/100;
 temp=temp%100;
 a[4]=temp/10;
 temp=temp%10;
 a[5]=temp;
  }
  void display2()         //顯示
{
shuzhi();
wei_1(0x7f);    /*秒*/
duan_1(a[0]);
 wei_1(0xbf);
 duan_1(a[1]);
 wei_1(0xdf);    /*-*/
 duan_1(10);
 wei_1(0xef);   /*分*/
 duan_1(a[2]);
 wei_1(0xf7); 
duan_1(a[3]);
 wei_1(0xfb);    /*-*/
 duan_1(10);
 wei_1(0xfd);   /*時*/
 duan_1(a[4]);
 wei_1(0xfe); 
 duan_1(a[5]);
  }
 void main()
{   temp=323456;
 display2();

}