#include<reg52.h>
#define DataPort P0
sbit LATCH1=P2^6;
sbit LATCH2=P2^7;
unsigned char code dofly_DuanMa[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,
0x77,0x7c,0x39,0x5e,0x79,0x71};// ?????0~F
unsigned char code dofly_WeiMa[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};//????????????,???
unsigned char TempData[10]; //??????????
void Display(unsigned char FirstBit,unsigned char Num);//???????
void Init_Timer0(void);//??????
/*------------------------------------------------
???
------------------------------------------------*/
void main (void)
{
Init_Timer0();
while (1) //???
{
TempData[0]=0x3f; // "o"
TempData[1]=0x73; // "p"
//TempData[2]=0x79; // "E"
// TempData[3]=0x54; // "n"
}
}
void Display(unsigned char FirstBit,unsigned char Num)
{
static unsigned char i=0;
LATCH1=1; //???
LATCH1=0;
DataPort=dofly_WeiMa[i+FirstBit]; //???
LATCH2=1; //???
LATCH2=0;
DataPort=TempData[i]; //?????,??
LATCH1=1; //???
LATCH1=0;
i++;
if(i==Num)
i=0;
}
void Init_Timer0(void)
{
TMOD |= 0x01; //????1,16????,??"|"?????????????????
//TH0=0x00; //????
//TL0=0x00;
EA=1; //?????
ET0=1; //???????
TR0=1; //???????
}
void Timer0_isr(void) interrupt 1
{
TH0=(65536-2000)/256; //???? 2ms
TL0=(65536-2000)%256;
Display(0,8); // ???????
}
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