步进电机驱动电路图与程序

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1、#includeunsignedcharcodetable[]={0xf1,0xf3,0xf2,0xf6,0xf4,0xfc,0xf8,0xf9,0x00,0xf1,0xf9,0xf8,0xfc,0xf4,0xf6,0xf2,0xf3,0x00};unsignedchartemp,temp_old;unsignedcharkey;unsignedchari,j,k,m,s;#defineucharunsignedcharucharcodetab[][3]={0x02,0x07,0x03,0x08

2、,0x08,0x01,0x08,0x02,0x01};voidd10ms(){intp,q;for(p=2;p>0;p--)for(q=40;q>0;q--);}voiddelay(inti){inta;a=i-1;for(m=i;m>0;m--){P0=tab[a][0];P3=0x01;d10ms();P3=0x00;P0=tab[a][1];P3=0x02;d10ms();P3=0x00;P0=tab[a][2];P3=0x04;d10ms();P3=0x04;d10ms();P3=0x00;}}voidsao

3、miao(){P1=0xff;if(P1_4==0){temp=P1;temp=temp&0x0f;if(temp!=0x0f){for(i=3;i>0;i--)for(j=80;i>0;i--);temp=P1;temp=temp&0x0f;if(temp!=0x0f){temp=P1;temp=temp&0x0f;switch(temp){case0x0e:key=1;break;case0x0d:key=2;break;case0x0b:key=3;break;case0x07:key=4;break;}tem

4、p=P1;temp=temp&0x0f;while(temp!=0x0f){temp=P1;temp=temp&0x0f;}}}}P1=0xff;if(P1_5==0){temp=P1;temp=temp&0x0f;if(temp!=0x0f){for(i=3;i>0;i--)for(j=80;j>0;j--);temp=P1;temp=temp&0x0f;switch(temp){case0x0e:key=8;break;case0x0d:key=5;break;case0x0b:key=6;break;case0

5、x07:key=7;break;}temp=P1;temp=temp&0x0f;while(temp!=0x0f){temp=P1;temp=temp&0x0f;}}}}voidmain(void){while(1){saomiao();if(key==1){P1=0;P2=0;saomiao();}if(key==2){temp_old=key;for(s=0;s<8;s++){P2=table[s];delay(3);}saomiao();}if(key==3){temp_old=key;for(s=0;s<8;

6、s++){P2=table[s];delay(2);}saomiao();}if(key==4){temp_old=key;for(s=0;s<8;s++){P2=table[s];delay(1);}saomiao();}if(key==5){temp_old=key;for(s=9;s<17;s++){P2=table[s];delay(3);}saomiao();}if(key==6){temp_old=key;for(s=9;s<17;s++){P2=table[s];delay(2);}saomiao();

7、if(key==7){temp_old=key;for(s=9;s<17;s++){P2=table[s];delay(1);}saomiao();}if(key==8){P1=0;P2=0;saomiao();}}}}