DIY点阵动态心形显示代码

#include <reg52.h>
typedef unsigned char unit8;
typedef unsigned int unit16;
typedef unsigned long unit32;

code unit8 graph[] = {0xFF,0x99,0x00,0x00,0x00,0x81,0xC3,0xE7},
           graph1[] = {0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF, 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF, 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF},
           graph2[] = {0xC3,0xE1,0x70,0x38,0x9C,0xCE,0x67,0x33, 0x99,0xCC,0x66,0x33,0x99,0xCC,0x66,0x33, 0x99,0xCC,0xE6,0x73,0x39,0x1C,0x0E,0x87},
           graph3[] = {0xE7,0x73,0x39,0x1C,0x0E,0x07,0x03,0x01, 0x00,0x80,0x40,0x20,0x90,0xC8,0x64,0x32, 0x99,0xCC,0xE6,0xF3,0x79,0x3C,0x9E,0xCF},
       graph6[] = {0xE7,0xF3,0x79,0x3C,0x1E,0x0F,0x07,0x03, 0x81,0xC0,0x60,0x30,0x18,0x0C,0x06,0x03, 0x81,0xC0,0xE0,0xF0,0x78,0x3C,0x9E,0xCF},
       graph7[] = {0xC3,0xE1,0xF0,0x78,0x3C,0x1E,0x0F,0x87, 0xC3,0xE1,0xF0,0x78,0x3C,0x1E,0x0F,0x87, 0xC3,0xE1,0xF0,0x78,0x3C,0x1E,0x0F,0x87},
       graph8[] = {0xFF,0xFF,0xFF,0xFF,0x7F,0x3F,0x9F,0xCF, 0xE7,0xF3,0xF9,0xFC,0xFE,0xFF,0xFF,0xFF, 0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF};

unit8 m, n, i, k, a, b, c;
unit16 counter;

sbit ENLED = P1^4;
sbit ADDR0 = P1^0;
sbit ADDR1 = P1^1;
sbit ADDR2 = P1^2;
sbit ADDR3 = P1^3;

void timer1_init()
{
TMOD |= 0x10;
TMOD &= 0xDF;
TH1   = 0xFC;
TL1   = 0x67;
TR1   = 1;
}