diangexitong.c

C51 程序练习

#include<reg52.h>
#define uint unsigned int
#define uchar unsigned char

void delay(uint z)//延时
{
	uint x,y;
	for(x=z;x>0;x--)
		for(y=110;y>0;y--);
}
void init()
{
	delay(1);
}

uchar code table[]={
0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f,
0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f,
0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f,
0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};//双色点阵位选
uchar code table1[]={
0x0,0x3c,0x42,0x81,0x81,0x81,0xff,0x0,
0x0,0x0f,0x84,0x82,0x82,0x82,0x7c,0x0,
0x0,0x42,0x24,0x18,0x18,0x24,0x42,0x0,
0x40,0x40,0x40,0x7e,0x40,0x40,0x40,0x0,

0x0,0x3c,0x42,0x81,0x81,0x81,0xff,0x0,
0x0,0x0f,0x84,0x82,0x82,0x82,0x7c,0x0,
0x0,0x42,0x24,0x18,0x18,0x24,0x42,0x0,
0x40,0x40,0x40,0x7e,0x40,0x40,0x40,0x0};//点阵显示DGXT


void main()
{
	uchar i,j;
	init();
	while(1)
	{
		for(i=0;i<32;i++)//点阵显示DGXT
		{
			
			for(j=0;j<8;j++)
			{
				P0=table[j];//红
				P1=table1[j+i];//绿
				delay(5);
			}
			delay(5);
		}
	}
}