单片机测试程序

测试一基础部分#include<reg52.h>#define uchar unsigned char#define uint unsigned intsbit D17=P3^0;sbit D18=P3^1;sbit D19=P3^2;sbit D20=P3^3;uchar a,b,c,d;void main()if(D17==0)//当P3^0按下,P0.0,P0.1亮{P0=0xfc;}if(D18==0)//当P3.1按下时，P0.0,P0.1,P0.2,P0.3{P0=0xf0;}if(D19==0){P0=0xc0;}if(D20==0){P0=0x00;}} 发挥部分#include<reg52.h>#define uchar unsigned char#define uint unsigned intsbit D17=P3^0;sbit D18=P3^1;sbit D19=P3^2;sbit D20=P3^3;uchar a,b,c,d;void main(){if(D17==0)//当P3^0按下,P0.0,P0.1亮{P0=0x55;}if(D18==0)//当P3.1按下时，P0.0,P0.1,P0.2,P0.3{P0=0xf0;}if(D19==0){P0=0xc0;}if(D20==0){P0=0x0c;}}测试二基础#include<reg52.h>#include<intrins.h>#define uchar unsigned char #define uint unsigned int void delay(uchar z){uint y=5000;while(z--)while(y--);}void zd1(){ uchar i;P0=0x7f;delay(2);for(i=7;i>0;i--){P0=_cror_(P0,1);delay(2);}}void zd0()//右循环{ uchar j;P0=0xfe;delay(2);for(j=1;j<8;j++){P0=_crol_(P0,1);delay(2);}}void main(){EA=1;//打开总中断EX0=1;//打开外部中断0EX1=1;//打开外部中断1IT0=0;//设置外部中断0为电平触发方式IT1=1;//设置外部中断1为边沿触发方式IP=0X01;//外部中断1为高优先级，外部中断0为低优先级while(1){P0=0x0f;delay(2);//P0=_crol_(P0,1); //流水灯P0=0xf0;delay(2);}}void INT_1() interrupt 2//外部中断1{uchar a;a=P0;zd1() ;delay(10);P0=a;}void INT_0() interrupt 0//外部中断0{uchar b;b=P0;zd0() ;delay(10);P0=b;}实验二发挥#include<reg52.h>#include<intrins.h>#define uchar unsigned char#define uint unsigned intvoid delay(uchar z){uint y=5000;while(z--)while(y--);}void zd1(){ uchar i;P0=0x7f;delay(2);for(i=7;i>0;i--){P0=_cror_(P0,1);delay(2);}}void zd0()//右循环{ uchar j;P0=0xfe;delay(2);for(j=1;j<8;j++){ P0=_crol_(P0,1);delay(2);}}void main(){EA=1;//打开总中断EX0=1;//打开外部中断0EX1=1;//打开外部中断1IT0=0;//设置外部中断0为电平触发方式IT1=1;//设置外部中断1为边沿触发方式IP=0X01;//外部中断1为高优先级，外部中断0为低优先级while(1){P0=0x0f;delay(2);//P0=_crol_(P0,1); //流水灯P0=0xf0;delay(2);}}void INT_1() interrupt 2//外部中断1{uchar a;a=P0;zd1() ;delay(10);P0=a;}void INT_0() interrupt 0//外部中断0{uchar b;b=P0;zd0() ;delay(10);P0=b;}测试五#include<reg52.h>#define uchar unsigned char#define uint unsigned intsbit LED=P0^7;uint i=0;uchar j=0,flag=0;void main(){ P0=0xff;TMOD=0x16; //定时器0为计数方式，模式2；定时器1为定时方式，模式1TH0=253;TL0=253;TH1=(65536-10000)/256;TL1=(65536-10000)%256;//定时器1初值,10msET0=1;ET1=1;EA=1;TR0=1;TR1=1;while(1);}void T0_int() interrupt 1{flag=1;i=0;TH1=(65536-10000)/256;TL1=(65536-10000)%256;//定时器1初值,10ms}void T1_time() interrupt 3{TH1=(65536-10000)/256;TL1=(65536-10000)%256;//重装初值,10msi++;if(!flag){ if(i<50)LED=0; //0.5秒内亮else if(50<=i<250)LED=1; //0.5到2.5秒之间灭if(i==250)i=0;}else{ if(i<100)LED=0; //1s之内亮灯else if(100<=i<400)LED=1; //1到4s之间灯灭if(i==400){i=0;j++; //一次循环结束，i清零，循环次数j加1}if(j==4){flag=0; //循环够4次，flag=0j=0;i=0;TH0=253;TL0=253;}}}测试六基础部分#include<reg51.h>#define uint unsigned int#define uchar unsigned char uchar receive[5];uchar rec[]={"HELLO"}; uchar send[]={"goodbey"}; uchar i=1,j=0;void main(){SCON=0x50;TMOD=0x20;TH1=0xfa;//波特率4800TL1=0xfa;TR1=1;EA=1;//开中断ES=1;while(1);//等待接收中断}void serve() interrupt 4{if(TI){TI=0;if(i<7){SBUF=send[i];i++;}else i=1;}else{RI=0;receive[j]=SBUF;if(receive[j]==rec[j]){j++;if(j==5){SBUF=send[0];j=0;}}else j=0;}}测试六基础发挥#include<reg51.h>#define uint unsigned int#define uchar unsigned char uchar i=0,temp;uchar arry[3]={0x00,0x00,0x00}; void main(){SCON=0x50;TMOD=0x20;TH1=0xfa;//波特率4800TL1=0xfa;TR1=1;EA=1;ES=1;while(1);//等接收中断}void serve() interrupt 4{if(RI){RI=0;ACC=SBUF;if(ACC==0X44){temp=arry[0]*100+arry[1]*10+ arry[2];arry[0]=0;arry[1]=0;arry[2]=0;SBUF=temp;}else{arry[0]=arry[1];arry[1]=arry[2];arry[2]=ACC-0X30;}}elseTI=0;}测试三基础部分#include<reg51.h>unsigned char code discode[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};sbit s20=P3^3;unsigned char m,buf[4];//定义显示缓冲区unsigned int shu;void delay(unsigned char z) //延时函数{unsigned char x,y;for(x=z;x>0;x--)for(y=110;y>0;y--);}void display(unsigned int temp) //显示函数{unsigned char i;buf[0]=temp/1000;buf[1]=temp%1000/100;buf[2]=temp%100/10;buf[3]=temp%10;for(i=0;i<4;i++){P1=(0x01<<i);P0=discode[buf[i]];delay(5);P0=0xff;}}void main(){while(1){shu=2015;display(shu);}}测试三发挥部分#include<reg52.h>#include<intrins.h>sbit key=P3^3;unsigned char code LED[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90 };//建立数字0~9的七段码表unsigned char m, buf[4];//定义显示缓冲区unsigned int shu;void delay(unsigned char x){unsigned char y;for(;x>0;x--)for(y=110;y>0;y--);}void dis(unsigned int temp)//显示子程序{unsigned char i;buf[0]=temp/1000;buf[1]=temp%1000/100;buf[2]=temp%100/10;buf[3]=temp%10;for(i=0;i<4;i++)//4位轮流显示{P1=(0x01<<i);//送位选信号P0=LED[buf[0+i]];//送段选信号delay(5);//延时一段时间P0=0xff;//消隐} }void main()//主程序{while(1){shu=2015;dis(shu); //显示数值2015if(key==0)//如果按键按下{shu++;//数值加1while(1){for(m=0;m<180;m++)//循环显示一段时间dis(shu);shu++;//数值加1if(shu==2030)//如果数值加为2030while(1) dis(shu);//循环显示2030}}}}实验四基础部分#include<reg52.h>#include<intrins.h>unsigned char k,n=0;unsigned char code TAB[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82 ,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1,0x8 6,0x8e};void delay20ms(){ unsigned char i,j;for(i=0;i<100;i++)for(j=0;j<20;j++);}void delay(){ unsigned int i,j;for(i=0;i<100;i++)for(j=0;j<5;j++);}unsigned char keyscan(){ unsigned char row,col=0,m=0xff; P2=0xf0;if((P2&0xf0)==0xf0)return m;delay20ms();if((P2&0xf0)==0xf0)return m;for(row=0;row<4;row++){ P2=~(1<<row);m=P2&0xf0;if(m!=0xf0){while(m&(1<<(col+4)))col++;m=row*4+col;P2=0xf0;while((P2&0xf0)!=0xf0);break;}}return m;}void display(unsigned char a) {P0=TAB[0];P1=0x01;delay();P0=0xff;P0=TAB[a];P1=0x02;delay();P0=0xff;}void main(){P0=TAB[0];P1=1;while(1){k=keyscan();if(k!=0xff)n=k;display(n);}}实验四发挥部分#include<reg52.h>#include<intrins.h>unsigned char k,kk=100,n=0; unsigned char code TAB[]={0xc0,0xf9,0xa4,0xb0,0x99,0x 92,0x82,0xf8,0x80,0x90,0x88,0x83,0 xc6,0xa1,0x86,0x8e};void delay1ms(unsigned int b) {unsigned int x,y;for(x=b;x>0;x--)for(y=110;y>0;y--);}void delay20ms(){ unsigned char i,j;for(i=0;i<100;i++)for(j=0;j<20;j++);}void delay(){ unsigned int i,j;for(i=0;i<100;i++)for(j=0;j<5;j++);}unsigned char keycan(){ unsigned char row,col=0,m=0xff; P2=0xf0;if((P2&0xf0)==0xf0)return m;delay20ms();if((P2&0xf0)==0xf0)return m;for(row=0;row<4;row++){ P2=~(1<<row);m=P2&0xf0;if(m!=0xf0){while(m&(1<<(col+4)))col++;m=row*4+col;P2=0xf0;while((P2&0xf0)!=0xf0);break;}}return m;}void display(unsigned char a) { unsigned char ge;ge=a;P0=TAB[ge];P1=0x01;delay();P0=0xff;}void main(){ unsigned char z;P0=TAB[0];P1=3;while(1){ k=keycan();if(k!=0xff){ if(k!=kk)kk=k;elsefor(z=0;z<k;z++){display(k);P0=0xff;delay1ms(1000);}n=k;}display(n);}}测试七基础部分#include <reg52.h>sbit start=P1^6;sbit eoc=P1^7;sbit clk=P1^5;sbit oe=P2^6;sbit P10=P1^0;sbit P11=P1^1;unsigned char adcdata=0; unsigned char code led[16]={0xc0,0xf9,0xa4,0xb0,0x99, 0x92,0x82,0xf8,0x80,0x90,0x88,0x8 3,0xa7,0xa1,0x86,0x8e};//0-9,A-Fvoid delay(unsigned char a){unsigned char b;for(;a>0;a--)for(b=110;b>0;b--);}void dis(unsigned char temp){unsigned char ge,shi;ge=temp&0x0f;shi=(temp>>4)&0x0f;P0=led[ge];P10=1;delay(5);P10=0;P0=led[shi];P11=1;delay(5);P11=0; }void main(){TMOD=0X02;TH0=255;TL0=255;EA=1;ET0=1;TR0=1;while(1){start=0;start=1;start=0;while(!eoc) dis(adcdata);oe=1;P3=0xff;adcdata=P3;}}void T0int() interrupt 1{clk=~clk;}。