마이크로프로세서 HOT타이머로 짠 소스 좀 봐주세욤 ....

#include<at89s53.h>

#define MOT0           P1_0  
#define RMOT1          P1_1   //오른쪽 바퀴
#define RMOT2          P1_2  
#define LMOT3          P1_3   //왼쪽 바퀴  
#define LMOT4          P1_4 

idata unsigned char pwm_motR;
idata unsigned char pwm_motL;
idata unsigned char M_time = 0;

void motor_move(unsigned char motorR_speed, unsigned char motorL_speed)
{
 
     MOT0  = 1;
     RMOT1 = 0;
     RMOT2 = 0;
     LMOT3 = 0;
     LMOT4 = 0;
     pwm_motR = motorR_speed;
     pwm_motL = motorL_speed; 
 
}
void TO_int(void) interrupt 1
{
     EA = 0;
     M_time++;

     if(M_time <= pwm_motR)
     RMOT1 = 1;
     if(M_time > pwm_motR)
     RMOT1 = 0;
 
     if(M_time <= pwm_motL)
      LMOT3 = 1;
     if(M_time > pwm_motL)
      LMOT3 = 0;

      EA = 1;
}
void timer_init(void)
{
     TMOD = 0x02;
     TH0 = 0x00;
     TR0 = 1;
     ET0 = 1;

}
void main(void)
{
     timer_init();
     EA = 1;
     motor_move(120,0);
}