基于单片机32X32LED汉字滚动点阵屏显示设计

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#include"reg51.h"

unsigned int brk,i;

#define UP2_CLK_DATA  (*((volatile unsigned long xdata *)0x0f0f))
#define DOWN2_CLK_DATA  (*((volatile unsigned long xdata *)0x1F1F))
#define UP1_CLK_DATA   (*((volatile unsigned long xdata *)0xAFAF)) 
#define DOWN1_CLK_DATA 	(*((volatile unsigned long xdata *)0xBFBF))
#define CS1  (*((volatile unsigned long xdata *)0x2F2F))
#define CS2  (*((volatile unsigned long xdata *)0x3F3F))
#define CS3  (*((volatile unsigned long xdata *)0x4F4F))
#define CS4  (*((volatile unsigned long xdata *)0x5F5F))
#define CS5  (*((volatile unsigned long xdata *)0x6F6F))
#define CS6  (*((volatile unsigned long xdata *)0x7F7F))
#define CS7  (*((volatile unsigned long xdata *)0x8F8F))
#define CS8  (*((volatile unsigned long xdata *)0x9F9F))


unsigned char const code data_buf1[],data_buf2[];
unsigned char const code HZ[][1024]=
{