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单片机的三种循环方式：一、两个for语句构成循环二、delay(参数)+for语句构成循环三、delay(参数)+while语句构成循环一/for(i=0;i<5000;i++)

#include<reg52.h>#include<intrins.h>#define uchar unsigned char#define uint unsigned intsbit y0=P3^2;sbit y1=P3^1;sbit y2=P3^0;sbit ds=P3^7;bit flag; //初始化标志位，flag=1，初始化成功，flag=0，...

#include<reg52.h>#define uchar unsigned charsbit SDA=P2^0;sbit SCL=P2^1;void delay() //延时5us{;;}void delay_10ms() //延时{uchar a,b;for(a=50;a>0;a–)for(b=200;b>0;b–);}void sta...

#include<reg52.h>#define uchar unsigned char#define uint unsigned intsbit rs=P2^6;sbit rw=P2^5; sbit lcden=P2^7;uchar code table[]=“welcome!”; //LCD1602第一行所显示字符串uchar code table1[]="you a...

#include<reg52.h>#define uchar unsigned char#define uint unsigned intsbit rs=P2^6;sbit rw=P2^5; sbit lcden=P2^7;uchar code table[]=“welcome!”;uchar code table1[]=“you are best!”;void del...

#include<reg52.h>#define uchar unsigned char#define uint unsigned intsbit rs=P2^6;sbit rw=P2^5; sbit lcden=P2^7;uchar code table[]=“welcome!”;void delay(uchar t){uchar i,j;for(i=t;i&gt...

#include<reg52.h>typedef unsigned char uchar;typedef unsigned int uint;sbit a=P1^0;uchar code table[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71,0x00};...

#include<reg52.h>#define uchar unsigned char#define uint unsigned intsbit K1=P3^1; //按键1sbit K2=P3^2; //按键2sbit fm=P3^7; //蜂鸣器，最高速或者最低速时，蜂鸣器响起uchar pwm,num;void delay_ms(uint ms) //ms级延时...