单片机2026.4.8作业

1.显示6个9

效果图

代码

#include<reg52.h>#defineucharunsignedchar#defineuintunsignedintsbit dula=P3^4;sbit wela=P1^6;uchar code seg_code[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F};voiddelay(uint ms){uint i,j;for(i=ms;i>0;i--)for(j=110;j>0;j--);}voidmain(){wela=1;P0=0xC0;wela=0;P0=0x6F;dula=1;dula=0;while(1){}}

2.显示1和6位显示7

效果图

代码

#include<reg52.h>#defineucharunsignedchar#defineuintunsignedintsbit dula=P3^4;sbit wela=P1^6;uchar code seg_code[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F};voiddelay(uint ms){uint i,j;for(i=ms;i>0;i--)for(j=110;j>0;j--);}voidmain(){wela=1;P0=0xDE;wela=0;dula=1;P0=0x07;dula=0;while(1);}

3.轮播显示6位

效果图

代码

#include<reg52.h>#defineucharunsignedchar#defineuintunsignedintsbit dula=P3^4;sbit wela=P1^6;uchar code seg_code[]={0x3F,// 00x06,// 10x5B,// 20x4F,// 30x66,// 40x6D,// 50x7D,// 60x07,// 70x7F,// 80x6F// 9};voiddelay(uint ms){uint i,j;for(i=ms;i>0;i--)for(j=110;j>0;j--);}voidmain(){uchar digit;while(1){wela=1;P0=0xc0;wela=0;for(digit=0;digit<10;digit++){dula=1;P0=seg_code[digit];dula=0;delay(300);}}}

4.轮播显示2位

效果图

代码

#include<reg52.h>#defineucharunsignedchar#defineuintunsignedintsbit dula=P3^4;sbit wela=P1^6;uchar code seg_code[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F};voiddelay(uint ms){uint i,j;for(i=ms;i>0;i--)for(j=110;j>0;j--);}voidmain(){uchar digit;wela=1;P0=0xF3;wela=0;while(1){for(digit=0;digit<10;digit++){P0=seg_code[digit];dula=1;delay(1);dula=0;delay(300);}}}