74hc595 driver led display.c

74HC595驱动16个8×8的LED点阵显示屏

#include <REGX51.H>
#include <INIT.H>

/************汉字点阵*************/
uchar code	hanzi[4][32] = 					//一个汉字分两行，所以数组二维数为字数的两倍
{0x02,0x00,0x01,0x00,0x01,0x00,0xff,0xfe,0x08,0x20,0x08,0x20,0x08,0x20,0x04,0x40, 
0x04,0x40,0x02,0x80,0x01,0x00,0x02,0x80,0x04,0x60,0x18,0x1e,0xe0,0x08,0x00,0x00 
},                                                                                //"文",0

{0x08,0x80,0x0c,0xc0,0x09,0x88,0x12,0x3c,0x17,0xe6,0x31,0x14,0x52,0x08,0x95,0x04, 
0x19,0xf8,0x11,0x10,0x12,0x90,0x14,0xa0,0x10,0x60,0x11,0x98,0x16,0x06,0x00,0x00 
},                                                                               //"俊",1

{00x24,0x04,0x34,0x04,0x24,0x24,0x3f,0xa4,0x44,0x24,0x04,0x24,0x7f,0xa4,0x04,0x24, 
0x3f,0xa4,0x24,0xa4,0x24,0xa4,0x24,0xa4,0x24,0x84,0x27,0x84,0x05,0x14,0x04,0x08 
},                                                                               //"制",2

{0x08,0x80,0x0c,0x80,0x09,0x00,0x13,0xfe,0x12,0x80,0x34,0x88,0x50,0xfc,0x90,0x80, 
0x10,0x80,0x10,0x84,0x10,0xfe,0x10,0x80,0x10,0x80,0x10,0x80,0x10,0x80,0x10,0x80 
}                                                                                //"作",3

};







/************位定义**************/
sbit STTP = P2^7;

/************变量声明***********/
uint n,i,j;			//delay()延时函数计数变量
uint x,y,z;			//out_hanzi()

/************函数声明***********/
void	delay(uint n);			//延时函数
void	out_rxd(uchar *d);				//汉字输出




/************主函数**************/

void main()
{
	SCON = 0x00;
	while(1)
	{	
		P1 = 0;
		for( x = 0; x < 32; x+=2)
 	  	{	
			STTP = 0;
			out_rxd(&hanzi[3][x+1]);
			out_rxd(&hanzi[3][x]);
			out_rxd(&hanzi[2][x+1]);
			out_rxd(&hanzi[2][x]);
			out_rxd(&hanzi[1][x+1]);
			out_rxd(&hanzi[1][x]);
			out_rxd(&hanzi[0][x+1]);
			out_rxd(&hanzi[0][x]);
			STTP = 1;
			P1 = x/2;
		}
	}
}

/************子函数定义