void run(long data)
{
    int i;
    struct timeval tv;
    unsigned int sync_ref_counter = 0;

    count2timeval(nano2count(rt_get_real_time_ns()), &tv);


//    while (deactive!=20) {
    while (1) {
        t_last_cycle = get_cycles();



        // receive process data
        rt_sem_wait(&master_sem);
        ecrt_master_receive(master);
        ecrt_domain_process(domain1);
        rt_sem_signal(&master_sem);

        // check process data state (optional)
        //check_domain1_state();
				
		inpu[0]=EC_READ_U16(domain1_pd + status_word);
		inpu[1]=EC_READ_U32(domain1_pd + pos_act);	
		
//		if(servooff==1){//servo off
	//	if(stop==1){
			
	//		if( ( inpu[0] == 0x1637 )  &&  ( inpu[2] == 0x1637 ) ){
	//		EC_WRITE_U16(domain1_pd+ctrl_word, 0x0006 );
          //  		EC_WRITE_U16(domain1_pd+ctrl_word2, 0x0006 );
	//		}
	//		else if( ( inpu[0] == 0x0650 )  &&  ( inpu[2] == 0x0650 ) ){
	//		printk(KERN_INFO PFX "want to PREOP");
	//		deactive++;
	//		}
		
	//	}	

		if( (inpu[0]&0x004f) == 0x0040 ){
		EC_WRITE_U16(domain1_pd+ctrl_word, 0x0006 );
		}
		else if( (inpu[0]&0x006f) == 0x0021){
		EC_WRITE_U16(domain1_pd+ctrl_word, 0x0007 );
		}
		else if( (inpu[0]&0x006f) == 0x0023){
		EC_WRITE_U16(domain1_pd+ctrl_word, 0x000f);
		EC_WRITE_S32(domain1_pd+tar_pos, 0);
		EC_WRITE_S32(domain1_pd+max_torq, 0xf00);
		}
		else if( (inpu[0]&0x006f) == 0x0027){
                                EC_WRITE_U16(domain1_pd+ctrl_word, 0x001f);
				EC_WRITE_S32(domain1_pd+tar_pos      , value );            //for mode 8 no sin
					
					if(value==180000){
					speedup=0;
					speeddown=1;
					//printk(KERN_INFO PFX "top");					
					value=value-1;
					}
					else if(speeddown==1 && value!=0){
					value=value-1;
					//printk(KERN_INFO PFX "slow down");
					}
					else if(speeddown==1 && value==0){
					speedup=0;
					speeddown=0;
				//	stop=1;
					//printk(KERN_INFO PFX "stop");
					}
					else if(!stop){
					speedup=1;
					speeddown=0;
					value=value+1;
					//printk(KERN_INFO PFX "fast up ");

					}
				
				
//				change++;
				
//			}
//			else
//			change = 0;
		}
		
		
        rt_sem_wait(&master_sem);

        tv.tv_usec += 1000;
        if (tv.tv_usec >= 1000000)  {
            tv.tv_usec -= 1000000;
            tv.tv_sec++;
        }
        ecrt_master_application_time(master, EC_TIMEVAL2NANO(tv));

        if (sync_ref_counter) {
            sync_ref_counter--;
        } else {
            sync_ref_counter = 1; //original = 9
            ecrt_master_sync_reference_clock(master);
        }
		
        ecrt_master_sync_slave_clocks(master);
        ecrt_domain_queue(domain1);
        ecrt_master_send(master);
        rt_sem_signal(&master_sem);

        rt_task_wait_period();

	



    }
}
Example #2
0
void cyclic_task()
{
    struct timespec wakeupTime, time;
    // get current time
    clock_gettime(CLOCK_TO_USE, &wakeupTime);

	while(1) 
	{

		if(deactive==1)
		{
			break;
		}

		wakeupTime = timespec_add(wakeupTime, cycletime);
     		clock_nanosleep(CLOCK_TO_USE, TIMER_ABSTIME, &wakeupTime, NULL);

		
		// writter_receive(master);
 	   	ecrt_master_receive(master);
   		ecrt_domain_process(domain_r);
   		ecrt_domain_process(domain_w);

                temp[0]=EC_READ_U16(domain_w_pd + status_word);
                temp[1]=EC_READ_S32(domain_w_pd + mode_display);

                if (counter) 
		{
                        counter--;
                } 	
		else 
		{ // do this at 1 Hz
                        counter = FREQUENCY;
			check_master_state();
                        blink = !blink;
                }


		// write process data

                if(servo_flag==1)
		{
			//servo off
                	EC_WRITE_U16(domain_r_pd+ctrl_word, 0x0006 );
                }

                else if( (temp[0]&0x004f) == 0x0040  )
		{
                	EC_WRITE_U16(domain_r_pd+ctrl_word, 0x0006 );
                }

                else if( (temp[0]&0x006f) == 0x0021)
		{
                	EC_WRITE_U16(domain_r_pd+ctrl_word, 0x0007 );
                }
                
		else if( (temp[0]&0x006f) == 0x0023)
		{
                	EC_WRITE_U16(domain_r_pd+ctrl_word, 0x000f );
                	EC_WRITE_S32(domain_r_pd+tar_pos,0);
                	EC_WRITE_S32(domain_r_pd+tar_vel, 0xffff);
                	EC_WRITE_S32(domain_r_pd+max_torq, 0xf00);

                }
		
		//operation enabled
                else if( (temp[0]&0x006f) == 0x0027)
		{
                        EC_WRITE_S32(domain_r_pd+tar_pos, (move_value+=2000) );
                        EC_WRITE_U16(domain_r_pd+ctrl_word, 0x001f);

                }

		clock_gettime(CLOCK_TO_USE, &time);
		ecrt_master_application_time(master, TIMESPEC2NS(time));

		if (sync_ref_counter) 
		{
			sync_ref_counter--;
		} 
		else 
		{
			sync_ref_counter = 1; // sync every cycle
			ecrt_master_sync_reference_clock(master);
		}

		ecrt_master_sync_slave_clocks(master);

		
		
		// send process data
		ecrt_domain_queue(domain_r);
		ecrt_domain_queue(domain_w);
		
		ecrt_master_send(master);

		

	}
}
void run(long data)
{
    int i;
    struct timeval tv;
    unsigned int sync_ref_counter = 0;

    count2timeval(nano2count(rt_get_real_time_ns()), &tv);

	
//    while (deactive!=20) {
    while (1) {
        t_last_cycle = get_cycles();
/*
	if ( (inpu[0]==0x0650) &&(stop==1)   )
	break;
*/



        // receive process data
        rt_sem_wait(&master_sem);
        ecrt_master_receive(master);
        ecrt_domain_process(domain1);
	ecrt_domain_process(domain2);
        rt_sem_signal(&master_sem);

        // check process data state (optional)
        //check_domain1_state();

		
		
		inpu[0]=EC_READ_U16(domain2_pd + status_word);
		inpu[1]=EC_READ_U32(domain2_pd + actual_pos);	
		/*
        if (counter) {
            counter--;
        } else {
            u32 c;

            counter = FREQUENCY;

            // check for master state (optional)
            check_master_state();

            c = EC_READ_U32(domain1_pd + off_counter_in);
            if (counter_value != c) {
                counter_value = c;
                printk(KERN_INFO PFX "counter=%u\n", counter_value);
            }
        }
		*/
		
		/*
        if (blink_counter) {
            blink_counter--;
        } else {
            blink_counter = 9;

            // calculate new process data
            blink = !blink;
        }
		*/
		
		
        // write process data
		/*
        for (i = 0; i < NUM_DIG_OUT; i++) {
            EC_WRITE_U8(domain1_pd + off_dig_out[i], blink ? 0x66 : 0x99);
        }

        EC_WRITE_U8(domain1_pd + off_counter_out, blink ? 0x00 : 0x02);
		*/
		
		
		
		
		
		
		
		
//		if(servooff==1){//servo off
		if(stop==1){
			
			if ( inpu[0] == 0x1637 ) {
			EC_WRITE_U16(domain1_pd+ctrl_word, 0x0006 );
			}
			else if( inpu[0] == 0x0650  ){
			//++deactive ;
			//EC_WRITE_U16(domain1_pd+alstat, 0x0002 );
			printk(KERN_INFO PFX "want to PREOP");
			deactive++;
			}
			/*
			else{
			EC_WRITE_U16(domain1_pd+alstat, 0x0002 );			
			printk(KERN_INFO PFX "want to PREOP");
			break;
			}
			*/
		
		}	
		else if( (inpu[0]&0x0040) == 0x0040){
		EC_WRITE_U16(domain1_pd+ctrl_word, 0x0006 );
		}
		else if( (inpu[0]&0x006f) == 0x0021 ){
		EC_WRITE_U16(domain1_pd+ctrl_word, 0x0007 );
		}
		else if( (inpu[0]&0x027f) == 0x0233){
		EC_WRITE_U16(domain1_pd+ctrl_word, 0x000f);
		EC_WRITE_S32(domain1_pd+interpolateddata, 0);
		//EC_WRITE_S32(domain1_pd+tar_velo, 0xffffff);
		EC_WRITE_S32(domain1_pd+max_torq, 0xf00);
		EC_WRITE_S32(domain1_pd+modeofoper, 8);
		
		}
		else if( (inpu[0]&0x027f) == 0x0237){
			//if(change >= 0 && change<2  ){
			if( change<1  ){	
				
				//start=1;

				//if(i==0){
				//EC_WRITE_S32(domain1_pd+interpolateddata	, 0 );
				//EC_WRITE_S32(domain1_pd+interpolateddata2	, 0 );
				//EC_WRITE_S32(domain1_pd+target_pos	, 0 );
				//EC_WRITE_S32(domain1_pd+target_pos2	, 0 );
				//EC_WRITE_S32(domain1_pd+tar_velo	, 0 );	
				//EC_WRITE_S32(domain1_pd+tar_velo2	, 0 );
				//}
				//else {
				//EC_WRITE_S32(domain1_pd+interpolateddata	, (sin(i)*180000) ); 	//for mode 7
				//EC_WRITE_S32(domain1_pd+interpolateddata2	, (sin(i)*180000) );
				//EC_WRITE_S32(domain1_pd+target_pos	, (sin(i)*180000) );		//for mode 8 with sin
				//EC_WRITE_S32(domain1_pd+target_pos2	, (sin(i)*180000) );
				EC_WRITE_S32(domain1_pd+target_pos      , inpu[7] );            //for mode 8 no sin
				//EC_WRITE_S32(domain1_pd+tar_velo	, 500000 );		//for mode 9
				//EC_WRITE_S32(domain1_pd+tar_velo2	, 500000 );
					//if(1){
					
					
					if(inpu[7]==1800000){
					speedup=0;
					speeddown=1;
					//printk(KERN_INFO PFX "top");					
					inpu[7]=inpu[7]-200;
					}
					else if(speeddown==1 && inpu[7]!=0){
					inpu[7]=inpu[7]-200;
					//printk(KERN_INFO PFX "slow down");
					}
					else if(speeddown==1 && inpu[7]==0){
					speedup=0;
					speeddown=0;
					stop=1;
					//printk(KERN_INFO PFX "stop");
					}
					else if(!stop){
					speedup=1;
					speeddown=0;
					inpu[7]=inpu[7]+2000;
					//printk(KERN_INFO PFX "fast up ");

					}
				
/*
					if(speedup==1)
						inpu[7]+=500;
					else if(speeddown==1)
						inpu[7]-=1000;
					else{
						inpu[7]=0;
						servooff=1;
					}
*/
					//EC_WRITE_S32(domain1_pd+tar_velo	, inpu[7] );		//for mode 9
					//EC_WRITE_S32(domain1_pd+tar_velo2	, inpu[7] );
					//}
					//else{
					//EC_WRITE_S32(domain1_pd+tar_velo	, inpu[7] );		//for mode 9
					//EC_WRITE_S32(domain1_pd+tar_velo2	, inpu[7] );
					//}
				
				//}
				
				EC_WRITE_U16(domain1_pd+ctrl_word, 0x001f);
				change++;
				
				/*
				if(datacount<10001){
				data[datacount][0]=(sin(i)*360000);
				data[datacount][1]=inpu[1];
				data[datacount][2]=inpu[3];
				data[datacount][3]=(inpu[1] - inpu[3]);
				datacount++;
				}
				*/
			}
			else
			change = 0;
		}
		
		
		
		
		
		
		
	//printk(KERN_INFO PFX "pos1=%d   pos2=%d   inpu7=%d\n",inpu[1],inpu[3],inpu[7]);

		
		
		
        rt_sem_wait(&master_sem);

        tv.tv_usec += 1000;
        if (tv.tv_usec >= 1000000)  {
            tv.tv_usec -= 1000000;
            tv.tv_sec++;
        }
        ecrt_master_application_time(master, EC_TIMEVAL2NANO(tv));

        if (sync_ref_counter) {
            sync_ref_counter--;
        } else {
            sync_ref_counter = 1; //original = 9
            ecrt_master_sync_reference_clock(master);
        }
		
        ecrt_master_sync_slave_clocks(master);
        ecrt_domain_queue(domain1);
	ecrt_domain_queue(domain2);
        ecrt_master_send(master);
        rt_sem_signal(&master_sem);

        rt_task_wait_period();

	



    }
}
Example #4
0
void run(long data)
{
    int i;
    struct timeval tv;
    unsigned int sync_ref_counter = 0;

    count2timeval(nano2count(rt_get_real_time_ns()), &tv);

    while (1) {
        t_last_cycle = get_cycles();

        // receive process data
        rt_sem_wait(&master_sem);
        ecrt_master_receive(master);
        ecrt_domain_process(domain1);
        rt_sem_signal(&master_sem);

        // check process data state (optional)
        check_domain1_state();

        if (counter) {
            counter--;
        } else {
            u32 c;

            counter = FREQUENCY;

            // check for master state (optional)
            check_master_state();

            c = EC_READ_U32(domain1_pd + off_counter_in);
            if (counter_value != c) {
                counter_value = c;
                printk(KERN_INFO PFX "counter=%u\n", counter_value);
            }

        }

        if (blink_counter) {
            blink_counter--;
        } else {
            blink_counter = 9;

            // calculate new process data
            blink = !blink;
        }

        // write process data
        for (i = 0; i < NUM_DIG_OUT; i++) {
            EC_WRITE_U8(domain1_pd + off_dig_out[i], blink ? 0x66 : 0x99);
        }

        EC_WRITE_U8(domain1_pd + off_counter_out, blink ? 0x00 : 0x02);

        rt_sem_wait(&master_sem);

        tv.tv_usec += 1000;
        if (tv.tv_usec >= 1000000)  {
            tv.tv_usec -= 1000000;
            tv.tv_sec++;
        }
        ecrt_master_application_time(master, EC_TIMEVAL2NANO(tv));

        if (sync_ref_counter) {
            sync_ref_counter--;
        } else {
            sync_ref_counter = 9;
            ecrt_master_sync_reference_clock(master);
        }
        ecrt_master_sync_slave_clocks(master);
        ecrt_domain_queue(domain1);
        ecrt_master_send(master);
        rt_sem_signal(&master_sem);

        rt_task_wait_period();
    }
}
Example #5
0
void motor_cmd_routine(void *m_arg)
{
    int ret;

    RT_TIMER_INFO timer_info;
    long long task_period;
    unsigned long overruns = 0;
    int16_t req_current = 0;
    int sync_ref_counter=0;

    float cos_el;
    float sin_el;
    float v_req_az;
    float V_REQ_AZ = 0;

    float P_term_az, error_az;
    float p_az = 20.0;
    float i_az = 1.0;
    static float az_integral = 0.0;
    float I_term_az, INTEGRAL_CUTOFF=0.5;


    printf("Starting Motor Commanding task\n");

    rt_timer_inquire(&timer_info);
    if (timer_info.period == TM_ONESHOT)
    {
        // When using an aperiodic timer, task period is specified in ns
        task_period = rt_timer_ns2ticks(1000000000ll / 100);
    }
    else
    {
        // When using a periodic timer, task period is specified in number of timer periods
        task_period = (1000000000ll / 100) / timer_info.period;
    }

    ret = rt_task_set_periodic(NULL, TM_NOW, task_period);
    if (ret)
    {
        printf("error while set periodic, code %d\n", ret);
        return;
    }

    // Make sure we are in primary mode before entering the timer loop
    rt_task_set_mode(0, T_PRIMARY, NULL);

    while (!stop)
    {
        unsigned long ov;

        // Wait for next time period
        ret = rt_task_wait_period(&ov);
        if (ret && ret != -ETIMEDOUT)
        {
            printf("error while rt_task_wait_period, code %d (%s)\n", ret,
                    strerror(-ret));
            break;
        }

        overruns = overruns + ov;
        ecrt_master_receive(master);
        ecrt_domain_process(domain);

		// write application time to master
		ecrt_master_application_time(master, rt_timer_tsc2ns(rt_timer_tsc()));

		if (sync_ref_counter) {
			sync_ref_counter--;
		} else {
			sync_ref_counter = 1; // sync every cycle
			ecrt_master_sync_reference_clock(master);
		}
		ecrt_master_sync_slave_clocks(master);

        /*******************************************************************\
        * Card0: Drive the Azimuth Motor (Reaction Wheel)                   *
        \*******************************************************************/
        /* Read sin and cos of the inner frame elevation, calculated by mcp */
//        cos_el = 1.0; //( COS_EL*0.000030517578125 ) - 1.0;
//        sin_el = 0.0; //( SIN_EL*0.000030517578125 ) - 1.0;
//
//        v_req_az = 0.0; //(float)(V_REQ_AZ-32768.0)*0.0016276041666666666666666666666667;  // = vreq/614.4
//
//        //roll, yaw contributions to az both -'ve (?)
//        error_az  = (gy_ifroll*sin_el + gy_ifyaw*cos_el) + v_req_az;
//
//        P_term_az = p_az*error_az;
//
//        if( (p_az == 0.0) || (i_az == 0.0) ) {
//            az_integral = 0.0;
//        } else {
//            az_integral = (1.0 - INTEGRAL_CUTOFF)*az_integral + INTEGRAL_CUTOFF*error_az;
//        }
//
//        I_term_az = az_integral * p_az * i_az;
//        if (I_term_az > 100.0) {
//            I_term_az = 100.0;
//            az_integral = az_integral *0.9;
//        }
//        if (I_term_az < -100.0) {
//            I_term_az = -100.0;
//            az_integral = az_integral * 0.9;
//        }
//        if (P_term_az > 1.0 || P_term_az < -1.0) printf("error_az: %f\tI: %f\tP: %f\n", error_az, I_term_az, P_term_az);
//        req_current =  0.5 *(-(P_term_az + I_term_az) ) ;
        req_current = 100;
        if (req_current > 200)
            printf("Error!  Requested current is %d\n", req_current);
        else {
            EC_WRITE_S16(rx_controller_state.current_val, req_current);
        }

        ecrt_domain_queue(domain);
        ecrt_master_send(master);

    }
    //switch to secondary mode
    ret = rt_task_set_mode(T_PRIMARY, 0, NULL);
    if (ret)
    {
        printf("error while rt_task_set_mode, code %d\n", ret);
        return;
    }

}