基于51单片机的XY轴激光打印机电路原理图+程序 -

#include<reg52.h>
#include<math.h>
#include<data.h>
#include<delay.h>
#include<delayms.h>
#define work_pl 2000 //计时器初值
#define dl 71.5 //脉冲当量
#define wid 10.0 //数字字宽
#define wid_1 130.0 //汉字字宽
#define rad 15 //所打印圆半径
#define len 33 //所打印圆的圆心基点
#define high 1.73205 //根号3对应常数
#define on 0 //激光开关
#define off 1
sbit x_move=P2^4;
sbit x_direct=P2^5;
sbit y_move=P2^2;
sbit y_direct=P2^3;
sbit light=P2^0; //激光开关
sbit turnlight=P2^1; //打印开始或结束
sbit x_stp=P1^1; //限位开关
sbit y_stp=P1^0;
sbit start=P1^3; //启动开关
sbit contin=P1^4; //暂停
// 脉冲发生器
void time0make(unsigned char a,unsigned char b)
{
TMOD=0x01;
TH0=(65536-work_pl)/256;
TL0=(65536-work_pl)%256;
EA=1;
TR0=1;
while(1)
{
if(TF0)
{
TF0=0;
if(a==0)
{
x_direct=b;
x_move=!x_move;
TH0=(65536-work_pl)/256;
TL0=(65536-work_pl)%256;
while(!TF0);
x_move=!x_move;
TF0=0;
return;
}
else
{
y_direct=b;
y_move=!y_move;
TH0=(65536-work_pl)/256;
TL0=(65536-work_pl)%256;
while(!TF0);
y_move=!y_move;
TF0=0;
return;
}
TH0=(65536-work_pl)/256;
TL0=(65536-work_pl)%256;
while(!TF0)
TF0=0;
return;
}
}
}
//直线插补
void math_zhixian(float x_e,float y_e)
{
float f0,x0,y0,sum;
unsigned char a,b;
if(x_e>=0&&y_e>=0) //相对坐标象限判断
{a=1;b=1;}
else if(x_e<=0&&y_e>=0)
{a=0;b=1;}
else if(x_e<=0&&y_e<=0)
{a=0,b=0;}
else
{a=1,b=0;};
x0=fabs(dl*x_e);
y0=fabs(dl*y_e);
f0=0;
sum=x0+y0;
while(sum>=0)
{
if(f0>=0)
{
time0make(0,a);
f0=f0-y0;
sum=sum-1;
}
else
{
time0make(1,b);
f0=f0+x0;
sum=sum-1;
}
}
}
//第一象限逆圆弧插补
void math_yuanhu(float x0,float y0,float x1,float y1)
{
float f0,sum,temp;
f0=0;
x0=dl*x0;
y0=dl*y0;
x1=dl*x1;
y1=dl*y1;
sum=x0+y1;
temp=sum;
while(sum>0) //第一象限
{
if(f0>=0)
{
time0make(0,0);
f0=f0-2*x0+1;
x0=x0-1;
sum=sum-1;
}
else
{
time0make(1,1);
f0=f0+2*y0+1;
y0=y0+1;
sum=sum-1;
}
}
sum=temp;
f0=0;
while(sum>0) //第二象限
{
if(f0>=0)
{
time0make(1,0);
f0=f0-2*y0+1;
y0=y0-1;
sum=sum-1;
}
else
{
time0make(0,0);
f0=f0-2*x0+1;
x0=x0-1;
sum=sum-1;
}
}
sum=temp;
f0=0;
while(sum>0) //第三象限
{
if(f0>=0)
{
time0make(0,1);
f0=f0+2*x0+1;
x0=x0+1;
sum=sum-1;
}
else
{
time0make(1,0);
f0=f0-2*y0+1;
y0=y0-1;
sum=sum-1;
}
}
sum=temp;
f0=0;
while(sum>0) //第四象限
{
if(f0>=0)
{
time0make(1,1);
f0=f0+2*y0+1;
y0=y0+1;
sum=sum-1;
}
else
{
time0make(0,1);
f0=f0+2*x0+1;
x0=x0+1;
sum=sum-1;
}
}
}
//回到初始点
void init0()
{
delay();
while(1)
{
time0make(0,0);
if(x_stp==0)
{
if(x_stp==0)
break;
}
}
while(1)
{
time0make(1,0);
if(y_stp==0)
{
if(y_stp==0)
break;
}
}
}
void main() //主函数
{
char p,m,order;
int k;
float i,j,length;
EA=1;
IT0=1; //脉冲触发外部中断控制
// start=1;
// while(start)
// {
// delay();
// if(start==0)
// break;
// }
light=off;
delayms();
turnlight=off;
init0(); //归零
i=len+rad;
math_zhixian(i,len+40); //预留打印数字和汉字的高度
light=on; //打印圆
delay();
turnlight=on;
math_yuanhu(rad,0,0,rad);
light=off;
delay();
turnlight=off;
length=rad*2*high;
i=0-(rad+length/2);
j=0-rad;
math_zhixian(i,j);
i=length/2; //打印等边三角形
j=length*high/2;
light=on;
delay();
turnlight=on;
math_zhixian(i,j);
i=length/2;
j=0-length*high/2;
math_zhixian(i,j);
i=0-length;
j=0;
math_zhixian(i,j);
light=off;
delay();
turnlight=off;
i=0-20;
j=0-10;
math_zhixian(i,j);
for(m=0;m<12;m++)
{
order=xuehao[m];
if(order==6)
{
k=0;
for(;;) //打印数字 6
{
p=num6[k];
if(p==0)
break;
k++;
i=num6[k];
i=(2/wid)*i;
k++;
j=num6[k];
j=0-(2/wid)*j; //Y取反
k++;
if(p==1)
{light=on;
delay();
turnlight=on;}
else if(p==2)
{light=off;
delay();
turnlight=off;}
math_zhixian(i,j);
}
}
else if(order==4)
{
k=0;
for(;;) //打印数字 4
{
p=num4[k];
if(p==0)
break;
k++;
i=num4[k];
i=(2/wid)*i;
k++;
j=num4[k];
j=0-(2/wid)*j;
k++;
if(p==1)
{light=on;
delay();
turnlight=on;}
else if(p==2)
{light=off;
delay();
turnlight=off;}
math_zhixian(i,j);
}
}
else if(order==3)
{
k=0;
for(;;) //打印数字 3
{
p=num3[k];
if(p==0)
break;
k++;
i=num3[k];
i=(2/wid)*i;
k++;
j=num3[k];
j=0-(2/wid)*j;
k++;
if(p==1)
{light=on;
delay();
turnlight=on;}
else if(p==2)
{light=off;
delay();
turnlight=off;}
math_zhixian(i,j);
}
}
else if(order==2)
{
k=0;
for(;;) //打印数字2
{
p=num2[k];
if(p==0)
break;
k++;
i=num2[k];
i=(2/wid)*i;
k++;
j=num2[k];
j=0-(2/wid)*j;
k++;
if(p==1)
{light=on;
delay();
turnlight=on;}
else if(p==2)
{light=off;
delay();
turnlight=off;}
math_zhixian(i,j);
}
}
else if(order==1)
{
k=0;
for(;;) //打印数字 1
{
p=num1[k];
if(p==0)
break;
k++;
i=num1[k];
i=(2/wid)*i;
k++;
j=num1[k];
j=0-(2/wid)*j;
k++;
if(p==1)
{light=on;
delay();
turnlight=on;}
else if(p==2)
{light=off;
delay();
turnlight=off;}
math_zhixian(i,j);
}
}
else if(order==0)
{
k=0;
for(;;) //打印数字 0
{
p=num0[k];
if(p==0)
break;
k++;
i=num0[k];
i=(2/wid)*i;
k++;
j=num0[k];
j=0-(2/wid)*j;
k++;
if(p==1)
{light=on;
delay();
turnlight=on;}
else if(p==2)
{light=off;
delay();
turnlight=off;}
math_zhixian(i,j);
}
}
else
continue;
}
light=off;
delay();
turnlight=off;
i=0-5*12; //移动到打印字的起点且与数字同一个边开始
j=0-20;
math_zhixian(i,j);
k=0;
for(;;) //打印姓名首字
{
p=cai[k];
if(p==0)
break;
k++;
i=cai[k];
i=(15/wid_1)*i;
k++;
j=cai[k];
j=0-(15/wid_1)*j;
k++;
if(p==1)
{light=on;
delay();
turnlight=on;}
else if(p==2)
{light=off;
delay();
turnlight=off;}
math_zhixian(i,j);
}
k=0;
for(;;) //打印姓名第二字
{
p=ying[k];
if(p==0)
break;
k++;
i=ying[k];
i=(15/wid_1)*i;
k++;
j=ying[k];
j=0-(15/wid_1)*j;
k++;
if(p==1)
{light=on;
delay();
turnlight=on;}
else if(p==2)
{light=off;
delay();
turnlight=off;}
math_zhixian(i,j);
}
k=0;
for(;;) //打印姓名第三字
{
p=tao[k];
if(p==0)
break;
k++;
i=tao[k];
i=(15/wid_1)*i;
k++;
j=tao[k];
j=0-(15/wid_1)*j;
k++;
if(p==1)
{light=on;
delay();
turnlight=on;}
else if(p==2)
{light=off;
delay();
turnlight=off;}
math_zhixian(i,j);
}
while(1);
}
void stop() interrupt 0
{
char x;
x=1;
delay();
while(x)
{
if(contin==0)
{
delay();
if(contin==0)
break;
}
}
}

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