【求助】用51单片机控制电调程序。

只看该作者 · 2016-8-7 10:07

因为刚刚开始自学无刷电机，所以程序还有许多不懂的地方，希望能够得到解答，十分感谢！

#include<reg52.h>
#define uchar unsigned char
#define uint unsigned int
uchar code duojishu[]= {11,12,13,14,15,16,17,19,20,21,22,23,24};/*?70us????????????***/
                                                                              /*  0  1  2  3  4  5  6  7  8  9 10 11 12*/

sbit Sevro_moto_pwm             =       P1^5;
sbit Sevro_moto_pwm2       =       P1^4;

uchar          pwm_val_left  =       0;
uchar             push_val_left =       0;
uchar                AD_CHANNEL;

void delay1ms(uchar z)
{
uchar a,b,c;
for(c = z ;c > 0 ;c--)
      for(b = 142 ; b > 0 ;b--)
         for(a = 2 ;a > 0 ;a--);
}

void pwm_Servomoto(void)
{

      if(pwm_val_left <= push_val_left)
      {
            Sevro_moto_pwm  = 1;
            Sevro_moto_pwm2 = 1;
      }
      else
      {
            Sevro_moto_pwm  = 0;
            Sevro_moto_pwm2 = 0;
      }
      if(pwm_val_left >= 215)
            pwm_val_left = 0;

}

time1() interrupt 1
{
            TH0 = (65536 - 70)/256;
            TL0 = (65536 - 70)%256;
            pwm_val_left++;
            pwm_Servomoto();
}
void main()
{
      TMOD = 0x01;
      TH0 = (65536 - 70)/256;
      TL0 = (65536 - 70)%256;
      TR0 = 1;
      ET0 = 1;
      EA  = 1;

      push_val_left = duojishu[0]; //???????

      delay1ms(5000);delay1ms(5000);delay1ms(5000);
      delay1ms(5000);delay1ms(5000);delay1ms(5000);
      delay1ms(5000);delay1ms(5000);delay1ms(5000);
      delay1ms(5000);delay1ms(5000);delay1ms(5000);
      delay1ms(5000);delay1ms(5000);delay1ms(5000);//?????????????????/??0?(????5???)

      while(1)
{

      for( AD_CHANNEL = 0; AD_CHANNEL < 9; AD_CHANNEL++) //??????????!(??/???1)????9?
      {       push_val_left = duojishu[AD_CHANNEL];
            delay1ms(5000);
            delay1ms(5000);
      }

      for( AD_CHANNEL = 9; AD_CHANNEL > 1; AD_CHANNEL--) //?9????????!(??/???1)????1?
      {       push_val_left = duojishu[AD_CHANNEL];
            delay1ms(5000);
            delay1ms(5000);
      }

            push_val_left = duojishu[0];

            while(1)
                     ;
}
}
已经用程序将电机驱动转动起来，但是注释的部分不知为何变成了问号。
可是我还有许多不懂的地方，希望有大神能帮我注释一下。不胜感激！