33.txt

刚学时编的小程序

#include <AT89X52.H>
//#include <ABSACC.H>
//#define co XBYTE[0x007f];
//#define PA XBYTE[0x007c];
//#define Pb XBYTE[0x007d];

unsigned char code tab[]={0x00,0x00,0x01,0x00,0x02,0x00,0x03,0x00,0x04,0x00,0x05,0x00,0x06,0x00,0x07,0x00,
                          0x08,0x00,0x09,0x00,0x0a,0x00,0x0b,0x00,0x0c,0x00,0x0d,0x00,0x0e,0x00,0x0f} ;     //0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
unsigned char code digittab[]={ 
0x01,0x40,0x02,0x40,0x0E,0x40,0xF3,0xFE,
0x12,0x44,0x12,0x48,0x00,0x00,0x0F,0xE0,
0x08,0x40,0x08,0x40,0xFF,0xFF,0x08,0x40,
0x08,0x40,0x1F,0xE0,0x08,0x00,0x00,0x00, //0
0x01,0x00,0x01,0x01,0x01,0x02,0x7F,0xFC,
0x41,0x00,0x41,0x00,0x51,0x00,0x4D,0x00,
0x41,0x00,0x41,0x02,0x41,0x01,0xFF,0xFE,
0x41,0x00,0x03,0x00,0x01,0x00,0x00,0x00, //1
0x02,0x00,0x02,0x00,0x3A,0x01,0x2A,0xF9,
0x2A,0x82,0x2A,0x82,0x2A,0x84,0xFE,0xB8,
0x2A,0x84,0x2A,0x84,0x2A,0x82,0x2B,0xFA,
0x7A,0x81,0x22,0x00,0x02,0x00,0x00,0x00, //2
0x00,0x00,0x00,0x10,0x00,0x20,0x00,0x40,
0x01,0x80,0x06,0x02,0x00,0x01,0xFF,0xFE,
0x00,0x00,0x04,0x00,0x02,0x00,0x01,0x00,
0x00,0x80,0x00,0x60,0x00,0x00,0x00,0x00, //3
0x00,0x01,0x00,0x06,0x7F,0xF8,0x44,0x40,
0x44,0x44,0x44,0x42,0xFF,0xFC,0x40,0x01,
0x00,0x06,0x7F,0xF8,0x44,0x40,0x44,0x42,
0x44,0x41,0xFF,0xFE,0x40,0x00,0x00,0x00, //4
0x10,0x08,0x10,0x11,0x10,0x21,0x10,0xC2,
0x13,0x02,0xFE,0x84,0x12,0x44,0x12,0x28,
0x12,0x10,0x12,0x28,0x12,0xC4,0x13,0x04,
0x10,0x02,0x30,0x03,0x10,0x02,0x00,0x00} //5
//{0x00,0x00,0x3e,0x49,0x49,0x49,0x26,0x00}, //6
{0x00,0x00,0x40,0x40,0x40,0x4f,0x70,0x00}, //7
{0x00,0x00,0x36,0x49,0x49,0x49,0x36,0x00}, //8
{0x00,0x00,0x32,0x49,0x49,0x49,0x3e,0x00} //9
};

unsigned int timecount;
unsigned char cnta;
unsigned char cntb;

void main(void)
{
TMOD=0x01;
TH0=(65536-3000)/256;
TL0=(65536-3000)%256;
TR0=1;
ET0=1;
EA=1;
co=0x95;

while(1)
{;
}
}

void t0(void) interrupt 1 using 0
{
TH0=(65536-1000)/256;
TL0=(65536-1000)%256;
P1=tab[cnta];
P0=digittab[cntb][cnta+i];
P3=digittab[cntb][cnta+1+i];
cnta+=2;
if(cnta==32)
{
cnta=0;
}
timecount++;
if(timecount==500)
{
timecount=0;
i+=2;
if(i==100)
{
i=0;
}
}
}