标题: 数码管显示 [打印本页]
作者: fu123456 时间: 2018-6-19 15:56
标题: 数码管显示
#include<reg51.h>
#include<intrins.h>
voiddisplay(unsigned char *lp,unsigned char lc);
voiddisplaystr(unsigned char *lp,unsigned char lc);
void delay();
codeunsigned chartable[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x40,0x00};
unsignedchar l_tmpdate[8]={0,1,2,3,4,5,6,7};
codeunsigned char l_64C0F[5]={0x5B,0x7D,0x5E,0x3F,0x7F};
voidmain(void)
{
unsigned char i=0;
while(1)
{
//display(l_tmpdate,8);
displaystr(l_64C0F,5); }
}
voiddisplay(unsigned char *lp,unsigned char lc)
{
unsigned char i;
P2=0;
P1=P1&0xF8;
for(i=0;i<lc;i++)
{
P2=table[lp];
delay();
if(i==7)
break;
P2=0;
P1++;}}
voiddisplaystr(unsigned char *lp,unsigned char lc)//ÏÔê¾
{
unsigned char i;
P2=0;
P1=P1&0xF8;
for(i=0;i<lc;i++)
{
P2=lp;
delay();
if(i==7)
break;
P2=0;
P1++;}}
voiddelay(void)//¿Õ5¸öÖ¸áî
{
_nop_();_nop_();_nop_();_nop_();_nop_();
}
-
1.png
(150.8 KB, 下载次数: 38)
数字字母显示
作者: feiji666 时间: 2018-6-19 17:37
可以,感谢
欢迎光临 (http://www.51hei.com/bbs/) |
Powered by Discuz! X3.1 |