Exemplo n.º 1
0
void disable_operation()
{
    bool isOperationDisabled=false;
//    while(!isOperationDisabled)
    for(int i=0;i<1;++i)
    {
        EC_WRITE_U8(ecrt_sdo_request_data(sdo_controlword_write), 0x0000);// p85, use state transition 9
        switch (ecrt_sdo_request_state(sdo_controlword_write)) {
            case EC_REQUEST_UNUSED: // request was not used yet
    //            ecrt_sdo_request_read(sdo_operation_mode_display); // trigger first read
    //            ecrt_sdo_request_write(sdo);
                break;
            case EC_REQUEST_BUSY:
                fprintf(stderr, "Request to Write,But Still busy...\n");
                break;
            case EC_REQUEST_SUCCESS:
                fprintf(stderr, "sdo_controlword_write write value 0x03");
                ecrt_sdo_request_write(sdo_controlword_write);
                break;
            case EC_REQUEST_ERROR:
                fprintf(stderr, "Failed to read SDO state!\n");
                break;
        }
        // read state ,need switch_on_disabled
        ecrt_sdo_request_read(sdo_statusword_read); // trigger read
        switch (ecrt_sdo_request_state(sdo_statusword_read)) {
            case EC_REQUEST_UNUSED: // request was not used yet
                ecrt_sdo_request_read(sdo_statusword_read); // trigger first read
    //            ecrt_sdo_request_write(sdo);
                break;
            case EC_REQUEST_BUSY:
                fprintf(stderr, "Still busy...\n");
                break;
            case EC_REQUEST_SUCCESS:
                fprintf(stderr, "statusword value: 0x%04X\n",
                        EC_READ_U8(ecrt_sdo_request_data(sdo_statusword_read)));
                if(EC_READ_U8(ecrt_sdo_request_data(sdo_statusword_read)) & 0x004F ^ 0x0040 == 0) // p91
                {
                    isOperationDisabled = true;
                    printf("motor state is in switch_on_disabled,exit safely \n");
                }
                break;
            case EC_REQUEST_ERROR:
                fprintf(stderr, "Failed to read SDO!\n");
                break;
        }
        if(isOperationDisabled)
        {
            break;
        }
        else
        {
            printf("bad exit!\n");
        }
    }//while
}
Exemplo n.º 2
0
int write_sdo(ec_sdo_request_t *req, unsigned data)
{
	EC_WRITE_S32(ecrt_sdo_request_data(req), data&0xffffffff);

	switch (ecrt_sdo_request_state(req)) {
		case EC_REQUEST_UNUSED: // request was not used yet
			ecrt_sdo_request_write(req); // trigger first read
			break;
		case EC_REQUEST_BUSY:
			//fprintf(stderr, "SDO write still busy...\n");
			//logmsg(1, "SDO value written: \n",data );
			pause();
			break;
		case EC_REQUEST_SUCCESS:
			//logmsg(1, "SDO value written: 0x%X\n", data);
			pause();
			ecrt_sdo_request_read(req); // trigger next read
			return 1;
			break;
		case EC_REQUEST_ERROR:
			fprintf(stderr, "Failed to write SDO!\n");
			ecrt_sdo_request_write(req); // retry writing
			return 0;
			break;
	}
}
Exemplo n.º 3
0
void read_sdo(void)
{
    switch (ecrt_sdo_request_state(sdo)) {
    case EC_REQUEST_UNUSED: // request was not used yet
        ecrt_sdo_request_read(sdo); // trigger first read
        break;
    case EC_REQUEST_BUSY:
        fprintf(stderr, "Still busy...\n");
        break;
    case EC_REQUEST_SUCCESS:
        fprintf(stderr, "SDO value: 0x%04X\n",
                EC_READ_U16(ecrt_sdo_request_data(sdo)));
        ecrt_sdo_request_read(sdo); // trigger next read
        break;
    case EC_REQUEST_ERROR:
        fprintf(stderr, "Failed to read SDO!\n");
        ecrt_sdo_request_read(sdo); // retry reading
        break;
    }
}
Exemplo n.º 4
0
void read_sdo(ec_sdo_request_t *req)
{
    switch (ecrt_sdo_request_state(req)) {
        case EC_REQUEST_UNUSED: // request was not used yet
            ecrt_sdo_request_read(req); // trigger first read
            break;
        case EC_REQUEST_BUSY:
            fprintf(stderr, "SDO still busy...\n");
            break;
        case EC_REQUEST_SUCCESS:
            logmsg(1, "SDO value read: 0x%X\n",
                    EC_READ_U32(ecrt_sdo_request_data(req)));
            ecrt_sdo_request_read(req); // trigger next read
            break;
        case EC_REQUEST_ERROR:
            fprintf(stderr, "Failed to read SDO!\n");
            ecrt_sdo_request_read(req); // retry reading
            break;
    }
}
Exemplo n.º 5
0
int read_sdo(ec_sdo_request_t *req)
{
	int sdo_read_value;
    switch (ecrt_sdo_request_state(req)) {
        case EC_REQUEST_UNUSED: // request was not used yet
            ecrt_sdo_request_read(req); // trigger first read
            break;
        case EC_REQUEST_BUSY:
            //fprintf(stderr, "SDO still busy...\n");
            break;
        case EC_REQUEST_SUCCESS:
        	sdo_read_value = EC_READ_S32(ecrt_sdo_request_data(req));
            //logmsg(1, "SDO value read: 0x%X\n", sdo_read_value);
            ecrt_sdo_request_write(req); // trigger next write
            break;
        case EC_REQUEST_ERROR:
            //fprintf(stderr, "Failed to read SDO!\n");
            ecrt_sdo_request_read(req); // retry reading
            break;
    }
    return sdo_read_value;
}
Exemplo n.º 6
0
int main(int argc, char **argv)
{
//    ec_slave_config_t *sc;
    struct sigaction sa;
    struct itimerval tv;

    master = ecrt_request_master(0);
    if (!master)
        return -1;

    domain1 = ecrt_master_create_domain(master);
    if (!domain1)
    {
        return -1;
    }

    if (!(sc_ana_in = ecrt_master_slave_config(master, AliasAndPositon, VendorID_ProductCode)))
    {
        fprintf(stderr, "Failed to get slave configuration.\n");
        return -1;
    }

#if SDO_ACCESS
    fprintf(stderr, "Creating operation mode read SDO requests...\n");
    if (!(sdo_operation_mode_display = ecrt_slave_config_create_sdo_request(sc_ana_in, MODES_OF_OPERATION_DISPLAY, 0, 1))) // uint8 data size 1
    {
        fprintf(stderr, "Failed to create SDO modes_of_operation_display 0x6061 request.\n");
        return -1;
    }

    fprintf(stderr, "Creating operation mode write SDO requests...\n");
    if (!(sdo_operation_mode_write = ecrt_slave_config_create_sdo_request(sc_ana_in, MODES_OF_OPERATION, 0, 1))) // uint8 data size 1
    {
        fprintf(stderr, "Failed to create SDO MODES_OF_OPERATION request.\n");
        return -1;
    }

    fprintf(stderr, "Creating controlword write SDO requests...\n");
    if (!(sdo_controlword_write = ecrt_slave_config_create_sdo_request(sc_ana_in, CONTROLWORD, 0, 2))) // uint16 data size 2
    {
        fprintf(stderr, "Failed to create SDO CONTROLWORD request.\n");
        return -1;
    }

    fprintf(stderr, "Creating statusword read SDO requests...\n");
    if (!(sdo_statusword_read = ecrt_slave_config_create_sdo_request(sc_ana_in, STATUSWORD, 0, 2))) // uint16 data size 2
    {
        fprintf(stderr, "Failed to create SDO STATUSWORD request.\n");
        return -1;
    }


    //EC_WRITE_U16(ecrt_sdo_request_data(sdo), 0xFFFF);

    ecrt_sdo_request_timeout(sdo_operation_mode_display, 500); // ms
    ecrt_sdo_request_timeout(sdo_operation_mode_write, 500); // ms
    ecrt_sdo_request_timeout(sdo_controlword_write, 500); // ms
    ecrt_sdo_request_timeout(sdo_statusword_read, 500); // ms
#endif

#if CONFIGURE_PDOS
    printf("Configuring PDOs...\n");
    if (ecrt_slave_config_pdos(sc_ana_in, EC_END, duetfl80_syncs)) {
        fprintf(stderr, "Failed to configure PDOs.\n");
        return -1;
    }

//    if (!(sc = ecrt_master_slave_config(
//                    master, AnaOutSlavePos, Beckhoff_EL4102))) {
//        fprintf(stderr, "Failed to get slave configuration.\n");
//        return -1;
//    }

//    if (ecrt_slave_config_pdos(sc, EC_END, el4102_syncs)) {
//        fprintf(stderr, "Failed to configure PDOs.\n");
//        return -1;
//    }

//    if (!(sc = ecrt_master_slave_config(
//                    master, DigOutSlavePos, Beckhoff_EL2032))) {
//        fprintf(stderr, "Failed to get slave configuration.\n");
//        return -1;
//    }

//    if (ecrt_slave_config_pdos(sc, EC_END, el2004_syncs)) {
//        fprintf(stderr, "Failed to configure PDOs.\n");
//        return -1;
//    }


//    // Create configuration for bus coupler
//    sc = ecrt_master_slave_config(master, BusCouplerPos, Beckhoff_EK1100);
//    if (!sc)
//        return -1;

    if (ecrt_domain_reg_pdo_entry_list(domain1, domain1_regs)) {
            fprintf(stderr, "PDO entry registration failed!\n");
            return -1;
        }
#endif

    printf("Activating master...\n");
    if (ecrt_master_activate(master))
        return -1;

#if 1
    if (!(domain1_pd = ecrt_domain_data(domain1))) {
        return -1;
    }
#endif

#if PRIORITY
    pid_t pid = getpid();
    if (setpriority(PRIO_PROCESS, pid, -19))
        fprintf(stderr, "Warning: Failed to set priority: %s\n",
                strerror(errno));
#endif
    printf("Starting timer...\n");
    tv.it_interval.tv_sec = 0;
    tv.it_interval.tv_usec = 1000000 / FREQUENCY;
    tv.it_value.tv_sec = 0;
    tv.it_value.tv_usec = 1000;
    if (setitimer(ITIMER_REAL, &tv, NULL)) {
        fprintf(stderr, "Failed to start timer: %s\n", strerror(errno));
        return 1;
    }
    // handle ctrl+c ,important , do not remove
    sa.sa_handler = signal_handler;
    sigemptyset(&sa.sa_mask);
    sa.sa_flags = 0;
    if (signal(SIGINT, my_sig_handler) == SIG_ERR)
    {
            printf("\ncan't catch SIGUSR1\n");
            return -1;
    }
    if (sigaction(SIGALRM, &sa, 0)) {
        fprintf(stderr, "Failed to install signal handler!\n");
        return -1;
    }

    // 1. check operation mode
    bool getModeOk=false;
    uint8_t mode_value;
    int i=0;
    while(1)
    {
//        printf("i=%d\n",i);
        i++;
        // receive process data
        ecrt_master_receive(master);
//        ecrt_domain_process(domain1);

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

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

        // check for islave configuration state(s) (optional)
        check_slave_config_states();

//        read_sdo();

        if(i==1)
        {
            ecrt_sdo_request_read(sdo_operation_mode_display); // trigger read
        }
        switch (ecrt_sdo_request_state(sdo_operation_mode_display)) {
            case EC_REQUEST_UNUSED: // request was not used yet
            printf("request was not used yet\n");
                break;
            case EC_REQUEST_BUSY:
//                printf( "Still busy...\n");
                break;
            case EC_REQUEST_SUCCESS:
                fprintf(stderr, "sdo_operation_mode_display value: 0x%02X\n",
                        EC_READ_U8(ecrt_sdo_request_data(sdo_operation_mode_display)));
                getModeOk = true;
                mode_value = EC_READ_U8(ecrt_sdo_request_data(sdo_operation_mode_display));
                break;
            case EC_REQUEST_ERROR:
                fprintf(stderr, "Failed to read SDO!\n");
                break;
        }
        if(getModeOk)
        {
            printf("get mode value <%02x>\n",mode_value);
            break;
        }
//        ecrt_domain_queue(domain1);
        ecrt_master_send(master);
//        pause();
//        sleep(1);
//        cyclic_task();
    }
    printf("check mode done\n");
    if(getModeOk == false)
    {
        exit(-1);
    }
//    exit(0);
    // 2. set operation mode to velocity mode
    printf("setting mode to velocity_mode...\n");
    bool isWriteModeOk=false;
    while(1)
    {
        ecrt_master_receive(master);
        EC_WRITE_U8(ecrt_sdo_request_data(sdo_operation_mode_write), 0x03);
        ecrt_sdo_request_write(sdo_operation_mode_write);
        switch (ecrt_sdo_request_state(sdo_operation_mode_write)) {
            case EC_REQUEST_UNUSED: // request was not used yet
    //            ecrt_sdo_request_read(sdo_operation_mode_display); // trigger first read
    //            ecrt_sdo_request_write(sdo);
                break;
            case EC_REQUEST_BUSY:
//                printf("Request to Write,But Still busy...\n");
                break;
            case EC_REQUEST_SUCCESS:
                fprintf(stderr, "sdo_operation_mode_write write value 0x03 ok\n");
//                ecrt_sdo_request_write(sdo_operation_mode_write);
                isWriteModeOk = true;
                break;
            case EC_REQUEST_ERROR:
                fprintf(stderr, "Failed to read SDO state!\n");
                break;
        }
        if(isWriteModeOk)
        {
            break;
        }
        ecrt_master_send(master);
    }
    // 3. check operation mode, after write
    getModeOk=false;
//    for(int i=0;i<10;++i)
    i=0;
    while(1)
    {
        i++;

        ecrt_master_receive(master);
        if(i==1)
        {
            ecrt_sdo_request_read(sdo_operation_mode_display); // trigger read
        }
        switch (ecrt_sdo_request_state(sdo_operation_mode_display)) {
            case EC_REQUEST_UNUSED: // request was not used yet
                ecrt_sdo_request_read(sdo_operation_mode_display); // trigger first read
    //            ecrt_sdo_request_write(sdo);
                break;
            case EC_REQUEST_BUSY:
//                fprintf(stderr, "Still busy...\n");
                break;
            case EC_REQUEST_SUCCESS:
                printf("sdo_operation_mode_display value: 0x%02X\n",
                        EC_READ_U8(ecrt_sdo_request_data(sdo_operation_mode_display)));
                if(EC_READ_U8(ecrt_sdo_request_data(sdo_operation_mode_display)) ^ 0x03 == 0)
                {
                    printf("mode is in velocity_mode \n");
                    getModeOk = true;
                }
                else
                {
                    printf("mode not in velocity_mode \n");
                    exit(-1);
                }
                break;
            case EC_REQUEST_ERROR:
                fprintf(stderr, "Failed to read SDO!\n");
                break;
        }
        if(getModeOk)
        {
            break;
        }
//        if(i<10)
        {
            ecrt_master_send(master);
        }
//        sleep(1);
    }

    // 4. read target velocity
    while(1)
    {
        i++;
        ecrt_master_receive(master);
        if(i==1)
        {
            ecrt_sdo_request_read(sdo_operation_mode_display); // trigger read
        }
        switch (ecrt_sdo_request_state(sdo_operation_mode_display)) {
            case EC_REQUEST_UNUSED: // request was not used yet
                ecrt_sdo_request_read(sdo_operation_mode_display); // trigger first read
    //            ecrt_sdo_request_write(sdo);
                break;
            case EC_REQUEST_BUSY:
//                fprintf(stderr, "Still busy...\n");
                break;
            case EC_REQUEST_SUCCESS:
                printf("sdo_operation_mode_display value: 0x%02X\n",
                        EC_READ_U8(ecrt_sdo_request_data(sdo_operation_mode_display)));
                if(EC_READ_U8(ecrt_sdo_request_data(sdo_operation_mode_display)) ^ 0x03 == 0)
                {
                    printf("mode is in velocity_mode \n");
                    getModeOk = true;
                }
                else
                {
                    printf("mode not in velocity_mode \n");
                    exit(-1);
                }
                break;
            case EC_REQUEST_ERROR:
                fprintf(stderr, "Failed to read SDO!\n");
                break;
        }
        if(getModeOk)
        {
            break;
        }
        ecrt_master_send(master);
    }
    // 5. set target velocity to zero
    // 6. read statusword
    printf("6.read statusword...\n");
    bool isOperationDisabled=false;
//    while(!isOperationDisabled)
    while(1)
    {
        ecrt_master_receive(master);
        EC_WRITE_U8(ecrt_sdo_request_data(sdo_controlword_write), 0x0080);// reset from fault
        ecrt_sdo_request_write(sdo_controlword_write);
        switch (ecrt_sdo_request_state(sdo_controlword_write)) {
            case EC_REQUEST_UNUSED: // request was not used yet
    //            ecrt_sdo_request_read(sdo_operation_mode_display); // trigger first read
    //            ecrt_sdo_request_write(sdo);
                break;
            case EC_REQUEST_BUSY:
                printf("Request to Write,But Still busy...\n");
                break;
            case EC_REQUEST_SUCCESS:
                fprintf(stderr, "sdo_controlword_write write value 0x0080\n");
                ecrt_sdo_request_write(sdo_controlword_write);
                break;
            case EC_REQUEST_ERROR:
                fprintf(stderr, "Failed to read SDO state!\n");
                break;
        }
        ecrt_master_send(master);
        // read state ,need switch_on_disabled
        ecrt_sdo_request_read(sdo_statusword_read); // trigger read
        switch (ecrt_sdo_request_state(sdo_statusword_read)) {
            case EC_REQUEST_UNUSED: // request was not used yet
                ecrt_sdo_request_read(sdo_statusword_read); // trigger first read
    //            ecrt_sdo_request_write(sdo);
                break;
            case EC_REQUEST_BUSY:
                printf("Still busy...\n");
                break;
            case EC_REQUEST_SUCCESS:
                fprintf(stderr, "statusword value: 0x%04X\n",
                        EC_READ_U8(ecrt_sdo_request_data(sdo_statusword_read)));
                if(EC_READ_U8(ecrt_sdo_request_data(sdo_statusword_read)) & 0x004F ^ 0x0040 == 0) // p91
                {
                    isOperationDisabled = true;
                    printf("motor state is in switch_on_disabled \n");
                }
                break;
            case EC_REQUEST_ERROR:
                fprintf(stderr, "Failed to read SDO!\n");
                break;
        }
        if(isOperationDisabled)
        {
            printf("good \n");
            break;
        }
        ecrt_master_send(master);
    }
    // 7. set controlword to ready_to_switch_on
    printf("7. set controlword , ready_to_switch_on...\n");
    isOperationDisabled = false;
    while(1)
    {
        ecrt_master_receive(master);
        EC_WRITE_U8(ecrt_sdo_request_data(sdo_controlword_write), 0x0006);// reset from fault
        ecrt_sdo_request_write(sdo_controlword_write);
        switch (ecrt_sdo_request_state(sdo_controlword_write)) {
            case EC_REQUEST_UNUSED: // request was not used yet
    //            ecrt_sdo_request_read(sdo_operation_mode_display); // trigger first read
    //            ecrt_sdo_request_write(sdo);
                break;
            case EC_REQUEST_BUSY:
//                printf("Request to Write,But Still busy...\n");
                break;
            case EC_REQUEST_SUCCESS:
                fprintf(stderr, "sdo_controlword_write write value 0x0006\n");
                ecrt_sdo_request_write(sdo_controlword_write);
                break;
            case EC_REQUEST_ERROR:
                fprintf(stderr, "Failed to read SDO state!\n");
                break;
        }
        ecrt_master_send(master);
        // read state ,need switch_on_disabled
        ecrt_sdo_request_read(sdo_statusword_read); // trigger read
        switch (ecrt_sdo_request_state(sdo_statusword_read)) {
            case EC_REQUEST_UNUSED: // request was not used yet
                ecrt_sdo_request_read(sdo_statusword_read); // trigger first read
    //            ecrt_sdo_request_write(sdo);
                break;
            case EC_REQUEST_BUSY:
//                printf("Still busy...\n");
                break;
            case EC_REQUEST_SUCCESS:
                fprintf(stderr, "statusword value: 0x%04X\n",
                        EC_READ_U8(ecrt_sdo_request_data(sdo_statusword_read)));
                if(EC_READ_U8(ecrt_sdo_request_data(sdo_statusword_read)) & 0x006F ^ 0x0021 == 0) // p91
                {
                    isOperationDisabled = true;
                    printf("motor state is in ready_to_switch_on \n");
                }
                break;
            case EC_REQUEST_ERROR:
                fprintf(stderr, "Failed to read SDO!\n");
                break;
        }
        if(isOperationDisabled)
        {
            printf("good2 \n");
            break;
        }
        ecrt_master_send(master);
    }
    // 8. set controlword , enable operation
    printf("8. set controlword , enable operation...\n");
    isOperationDisabled = false;
    while(1)
    {
        ecrt_master_receive(master);
        EC_WRITE_U8(ecrt_sdo_request_data(sdo_controlword_write), 0x000F);// reset from fault
        ecrt_sdo_request_write(sdo_controlword_write);
        switch (ecrt_sdo_request_state(sdo_controlword_write)) {
            case EC_REQUEST_UNUSED: // request was not used yet
    //            ecrt_sdo_request_read(sdo_operation_mode_display); // trigger first read
    //            ecrt_sdo_request_write(sdo);
                break;
            case EC_REQUEST_BUSY:
//                printf("Request to Write,But Still busy...\n");
                break;
            case EC_REQUEST_SUCCESS:
                fprintf(stderr, "sdo_controlword_write write value 0x000F\n");
                ecrt_sdo_request_write(sdo_controlword_write);
                break;
            case EC_REQUEST_ERROR:
                fprintf(stderr, "Failed to read SDO state!\n");
                break;
        }
        ecrt_master_send(master);
        // read state ,need switch_on_disabled
        ecrt_sdo_request_read(sdo_statusword_read); // trigger read
        switch (ecrt_sdo_request_state(sdo_statusword_read)) {
            case EC_REQUEST_UNUSED: // request was not used yet
                ecrt_sdo_request_read(sdo_statusword_read); // trigger first read
    //            ecrt_sdo_request_write(sdo);
                break;
            case EC_REQUEST_BUSY:
//                printf("Still busy...\n");
                break;
            case EC_REQUEST_SUCCESS:
                fprintf(stderr, "statusword value: 0x%04X\n",
                        EC_READ_U8(ecrt_sdo_request_data(sdo_statusword_read)));
                fprintf(stderr, "statusword value aa: 0x%04X\n",
                        EC_READ_U8(ecrt_sdo_request_data(sdo_statusword_read)) & 0x006F);
                fprintf(stderr, "statusword value aaa: 0x%04X\n",
                        EC_READ_U8(ecrt_sdo_request_data(sdo_statusword_read)) & 0x006F^ 0x0027);
                if(EC_READ_U8(ecrt_sdo_request_data(sdo_statusword_read)) & 0x006F == 0x0027) // p91
                {
                    isOperationDisabled = true;
                    printf("motor state is in operation_on \n");
                }
                break;
            case EC_REQUEST_ERROR:
                fprintf(stderr, "Failed to read SDO!\n");
                break;
        }
        if(isOperationDisabled)
        {
            printf("good2 \n");
            break;
        }
        ecrt_master_send(master);
    }
    // 8. set target velocity 100r/min



//    sa.sa_handler = signal_handler;
//    sigemptyset(&sa.sa_mask);
//    sa.sa_flags = 0;
//    if (sigaction(SIGALRM, &sa, 0)) {
//        fprintf(stderr, "Failed to install signal handler!\n");
//        return -1;
//    }



//    printf("Started.\n");
//    while (1) {
//        pause();

//#if 0
//        struct timeval t;
//        gettimeofday(&t, NULL);
//        printf("%u.%06u\n", t.tv_sec, t.tv_usec);
//#endif

//        while (sig_alarms != user_alarms) {
//            cyclic_task();
//            user_alarms++;
//        }
//    }

    return 0;
}
Exemplo n.º 7
0
int lcec_el7342_init(int comp_id, struct lcec_slave *slave, ec_pdo_entry_reg_t *pdo_entry_regs) {
  lcec_master_t *master = slave->master;
  lcec_el7342_data_t *hal_data;
  int i;
  lcec_el7342_chan_t *chan;
  uint8_t info1_select, info2_select;
  int err;

  // initialize callbacks
  slave->proc_read = lcec_el7342_read;
  slave->proc_write = lcec_el7342_write;

  // alloc hal memory
  if ((hal_data = hal_malloc(sizeof(lcec_el7342_data_t))) == NULL) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "hal_malloc() for slave %s.%s failed\n", master->name, slave->name);
    return -EIO;
  }
  memset(hal_data, 0, sizeof(lcec_el7342_data_t));
  slave->hal_data = hal_data;

  // initialize sync info
  slave->sync_info = lcec_el7342_syncs;

  // initialize global data
  hal_data->last_operational = 0;

  // initialize pins
  for (i=0; i<LCEC_EL7342_CHANS; i++) {
    chan = &hal_data->chans[i];

    // read sdos
    // Info1 selector
    if ((chan->sdo_info1_select = lcec_read_sdo(slave, 0x8022 + (i << 4), 0x11, 1)) == NULL) {
      return -EIO;
    }
    info1_select = EC_READ_U8(ecrt_sdo_request_data(chan->sdo_info1_select));
    // Info2 selector
    if ((chan->sdo_info2_select = lcec_read_sdo(slave, 0x8022 + (i << 4), 0x19, 1)) == NULL) {
      return -EIO;
    }
    info2_select = EC_READ_U8(ecrt_sdo_request_data(chan->sdo_info2_select));

    // initialize POD entries
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6000 + (i << 4), 0x02, &chan->latch_ext_valid_pdo_os, &chan->latch_ext_valid_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6000 + (i << 4), 0x03, &chan->set_count_done_pdo_os, &chan->set_count_done_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6000 + (i << 4), 0x04, &chan->count_overflow_pdo_os, &chan->count_overflow_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6000 + (i << 4), 0x05, &chan->count_underflow_pdo_os, &chan->count_underflow_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6000 + (i << 4), 0x08, &chan->expol_stall_pdo_os, &chan->expol_stall_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6000 + (i << 4), 0x09, &chan->ina_pdo_os, &chan->ina_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6000 + (i << 4), 0x0a, &chan->inb_pdo_os, &chan->inb_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6000 + (i << 4), 0x0d, &chan->inext_pdo_os, &chan->inext_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x1c32           , 0x20, &chan->sync_err_pdo_os, &chan->sync_err_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x1800 + (i *  3), 0x09, &chan->tx_toggle_pdo_os, &chan->tx_toggle_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6000 + (i << 4), 0x11, &chan->count_pdo_os, NULL);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6000 + (i << 4), 0x12, &chan->latch_pdo_os, NULL);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x7000 + (i << 4), 0x02, &chan->ena_latch_ext_pos_pdo_os, &chan->ena_latch_ext_pos_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x7000 + (i << 4), 0x03, &chan->set_count_pdo_os, &chan->set_count_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x7000 + (i << 4), 0x04, &chan->ena_latch_ext_neg_pdo_os, &chan->ena_latch_ext_neg_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x7000 + (i << 4), 0x11, &chan->set_count_val_pdo_os, NULL);

    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6020 + (i << 4), 0x01, &chan->dcm_ready_to_enable_pdo_os, &chan->dcm_ready_to_enable_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6020 + (i << 4), 0x02, &chan->dcm_ready_pdo_os, &chan->dcm_ready_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6020 + (i << 4), 0x03, &chan->dcm_warning_pdo_os, &chan->dcm_warning_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6020 + (i << 4), 0x04, &chan->dcm_error_pdo_os, &chan->dcm_error_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6020 + (i << 4), 0x05, &chan->dcm_move_pos_pdo_os, &chan->dcm_move_pos_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6020 + (i << 4), 0x06, &chan->dcm_move_neg_pdo_os, &chan->dcm_move_neg_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6020 + (i << 4), 0x07, &chan->dcm_torque_reduced_pdo_os, &chan->dcm_torque_reduced_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6020 + (i << 4), 0x0c, &chan->dcm_din1_pdo_os, &chan->dcm_din1_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6020 + (i << 4), 0x0d, &chan->dcm_din2_pdo_os, &chan->dcm_din2_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x1c32           , 0x20, &chan->dcm_sync_err_pdo_os, &chan->dcm_sync_err_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x1806 + (i << 1), 0x09, &chan->dcm_tx_toggle_pdo_os, &chan->dcm_tx_toggle_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6020 + (i << 4), 0x11, &chan->dcm_info1_pdo_os, NULL);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x6020 + (i << 4), 0x12, &chan->dcm_info2_pdo_os, NULL);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x7020 + (i << 4), 0x01, &chan->dcm_ena_pdo_os, &chan->dcm_ena_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x7020 + (i << 4), 0x02, &chan->dcm_reset_pdo_os, &chan->dcm_reset_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x7020 + (i << 4), 0x03, &chan->dcm_reduce_torque_pdo_os, &chan->dcm_reduce_torque_pdo_bp);
    LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x7020 + (i << 4), 0x21, &chan->dcm_velo_pdo_os, NULL);

    // export encoder pins
    if ((err = hal_pin_bit_newf(HAL_IN, &(chan->reset), comp_id, "%s.%s.%s.enc-%d-reset", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-reset failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->ina), comp_id, "%s.%s.%s.enc-%d-ina", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-ina failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->inb), comp_id, "%s.%s.%s.enc-%d-inb", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-inb failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->inext), comp_id, "%s.%s.%s.enc-%d-inext", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-inext failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->sync_err), comp_id, "%s.%s.%s.enc-%d-sync-error", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-sync-error failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->expol_stall), comp_id, "%s.%s.%s.enc-%d-expol-stall", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-expol-stall failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->tx_toggle), comp_id, "%s.%s.%s.enc-%d-tx-toggle", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-tx-toggle failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->count_overflow), comp_id, "%s.%s.%s.enc-%d-count-overflow", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-count-overflow failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->count_underflow), comp_id, "%s.%s.%s.enc-%d-count-underflow", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-count-underflow failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->latch_ext_valid), comp_id, "%s.%s.%s.enc-%d-latch-ext-valid", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-latch-ext-valid failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_IO, &(chan->set_raw_count), comp_id, "%s.%s.%s.enc-%d-set-raw-count", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-set-raw-count failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_IO, &(chan->ena_latch_ext_pos), comp_id, "%s.%s.%s.enc-%d-index-ext-pos-enable", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-ndex-ext-pos-enable failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_IO, &(chan->ena_latch_ext_neg), comp_id, "%s.%s.%s.enc-%d-index-ext-neg-enable", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-ndex-ext-neg-enable failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_s32_newf(HAL_IN, &(chan->set_raw_count_val), comp_id, "%s.%s.%s.enc-%d-set-raw-count-val", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-set-raw-count-val failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_s32_newf(HAL_OUT, &(chan->raw_count), comp_id, "%s.%s.%s.enc-%d-raw-count", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-raw-count failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_s32_newf(HAL_OUT, &(chan->count), comp_id, "%s.%s.%s.enc-%d-count", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-count failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_s32_newf(HAL_OUT, &(chan->raw_latch), comp_id, "%s.%s.%s.enc-%d-raw-latch", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-raw-latch failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_float_newf(HAL_OUT, &(chan->pos), comp_id, "%s.%s.%s.enc-%d-pos", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-pos failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_float_newf(HAL_IO, &(chan->pos_scale), comp_id, "%s.%s.%s.enc-%d-pos-scale", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-scale failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }

    // export servo pins
    if ((err = hal_pin_float_newf(HAL_IO, &(chan->dcm_scale), comp_id, "%s.%s.%s.srv-%d-scale", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-scale failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_float_newf(HAL_IO, &(chan->dcm_offset), comp_id, "%s.%s.%s.srv-%d-offset", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-offset failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_float_newf(HAL_IO, &(chan->dcm_min_dc), comp_id, "%s.%s.%s.srv-%d-min-dc", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-min-dc failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_float_newf(HAL_IO, &(chan->dcm_max_dc), comp_id, "%s.%s.%s.srv-%d-max-dc", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-max-dc failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_float_newf(HAL_OUT, &(chan->dcm_curr_dc), comp_id, "%s.%s.%s.srv-%d-curr-dc", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-curr-dc failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_IN, &(chan->dcm_enable), comp_id, "%s.%s.%s.srv-%d-enable", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-enable failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_IN, &(chan->dcm_absmode), comp_id, "%s.%s.%s.srv-%d-absmode", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-absmode failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_float_newf(HAL_IN, &(chan->dcm_value), comp_id, "%s.%s.%s.srv-%d-cmd", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-value failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_s32_newf(HAL_OUT, &(chan->dcm_raw_val), comp_id, "%s.%s.%s.srv-%d-raw-cmd", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-raw-cmd failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_IN, &(chan->dcm_reset), comp_id, "%s.%s.%s.srv-%d-reset", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-reset failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_IN, &(chan->dcm_reduce_torque), comp_id, "%s.%s.%s.srv-%d-reduce-torque", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-reduce-torque failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->dcm_ready_to_enable), comp_id, "%s.%s.%s.srv-%d-ready-to-enable", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-ready-to-enable%d- failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->dcm_ready), comp_id, "%s.%s.%s.srv-%d-ready", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-ready%d- failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->dcm_warning), comp_id, "%s.%s.%s.srv-%d-warning", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-warning failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->dcm_error), comp_id, "%s.%s.%s.srv-%d-error", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-error failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->dcm_move_pos), comp_id, "%s.%s.%s.srv-%d-move-pos", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-move-pos failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->dcm_move_neg), comp_id, "%s.%s.%s.srv-%d-move-neg", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-move-neg failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->dcm_torque_reduced), comp_id, "%s.%s.%s.srv-%d-torque-reduced", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-torque-reduced failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->dcm_din1), comp_id, "%s.%s.%s.srv-%d-din1", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-din1 failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->dcm_din2), comp_id, "%s.%s.%s.srv-%d-din2", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-din2 failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->dcm_sync_err), comp_id, "%s.%s.%s.srv-%d-sync-error", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-sync-error failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_bit_newf(HAL_OUT, &(chan->dcm_tx_toggle), comp_id, "%s.%s.%s.srv-%d-tx-toggle", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-tx-toggle failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_s32_newf(HAL_OUT, &(chan->dcm_raw_info1), comp_id, "%s.%s.%s.srv-%d-raw-info1", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-raw-info1 failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_s32_newf(HAL_OUT, &(chan->dcm_raw_info2), comp_id, "%s.%s.%s.srv-%d-raw-info2", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-raw-info2 failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_u32_newf(HAL_OUT, &(chan->dcm_sel_info1), comp_id, "%s.%s.%s.srv-%d-sel-info1", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-sel-info1 failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if ((err = hal_pin_u32_newf(HAL_OUT, &(chan->dcm_sel_info2), comp_id, "%s.%s.%s.srv-%d-sel-info2", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
      rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-%d-sel-info2 failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
      return err;
    }
    if (info1_select == INFO_SEL_MOTOR_VELO || info2_select == INFO_SEL_MOTOR_VELO) {
      if ((err = hal_pin_float_newf(HAL_OUT, &(chan->dcm_velo_fb), comp_id, "%s.%s.%s.srv-%d-velo-fb", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
        rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-velo-fb failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
        return err;
      }
    }
    if (info1_select == INFO_SEL_MOTOR_CURR || info2_select == INFO_SEL_MOTOR_CURR) {
      if ((err = hal_pin_float_newf(HAL_OUT, &(chan->dcm_current_fb), comp_id, "%s.%s.%s.srv-%d-current-fb", LCEC_MODULE_NAME, master->name, slave->name, i)) != 0) {
        rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.enc-%d-current-fb failed\n", LCEC_MODULE_NAME, master->name, slave->name, i);
        return err;
      }
    }

    // initialize pins
    *(chan->reset) = 0;
    *(chan->ina) = 0;
    *(chan->inb) = 0;
    *(chan->inext) = 0;
    *(chan->sync_err) = 0;
    *(chan->expol_stall) = 0;
    *(chan->tx_toggle) = 0;
    *(chan->count_overflow) = 0;
    *(chan->count_underflow) = 0;
    *(chan->latch_ext_valid) = 0;
    *(chan->ena_latch_ext_pos) = 0;
    *(chan->ena_latch_ext_neg) = 0;
    *(chan->set_raw_count) = 0;
    *(chan->set_raw_count_val) = 0;
    *(chan->raw_count) = 0;
    *(chan->raw_latch) = 0;
    *(chan->count) = 0;
    *(chan->pos) = 0;
    *(chan->pos_scale) = 1.0;

    *(chan->dcm_scale) = 1.0;
    *(chan->dcm_offset) = 0.0;
    *(chan->dcm_min_dc) = -1.0;
    *(chan->dcm_max_dc) = 1.0;
    *(chan->dcm_curr_dc) = 0.0;
    *(chan->dcm_enable) = 0;
    *(chan->dcm_absmode) = 0;
    *(chan->dcm_value) = 0.0;
    *(chan->dcm_raw_val) = 0;
    *(chan->dcm_reset) = 0;
    *(chan->dcm_reduce_torque) = 0;
    *(chan->dcm_ready_to_enable) = 0;
    *(chan->dcm_ready) = 0;
    *(chan->dcm_warning) = 0;
    *(chan->dcm_error) = 0;
    *(chan->dcm_move_pos) = 0;
    *(chan->dcm_move_neg) = 0;
    *(chan->dcm_torque_reduced) = 0;
    *(chan->dcm_din1) = 0;
    *(chan->dcm_din2) = 0;
    *(chan->dcm_sync_err) = 0;
    *(chan->dcm_tx_toggle) = 0;
    *(chan->dcm_raw_info1) = 0;
    *(chan->dcm_raw_info2) = 0;
    *(chan->dcm_sel_info1) = info1_select;
    *(chan->dcm_sel_info2) = info2_select;
    if (chan->dcm_velo_fb != NULL) {
      *(chan->dcm_velo_fb) = 0.0;
    }
    if (chan->dcm_current_fb != NULL) {
      *(chan->dcm_current_fb) = 0.0;
    }

    // initialize variables
    chan->enc_do_init = 1;
    chan->enc_last_count = 0;
    chan->enc_old_scale = *(chan->pos_scale) + 1.0;
    chan->enc_scale_recip = 1.0;

    chan->dcm_old_scale = *(chan->dcm_scale) + 1.0;
    chan->dcm_scale_recip = 1.0;
  }

  return 0;
}
int lcec_stmds5k_init(int comp_id, struct lcec_slave *slave, ec_pdo_entry_reg_t *pdo_entry_regs) {
  lcec_master_t *master = slave->master;
  lcec_stmds5k_data_t *hal_data;
  int err;

  // initialize callbacks
  slave->proc_read = lcec_stmds5k_read;
  slave->proc_write = lcec_stmds5k_write;

  // alloc hal memory
  if ((hal_data = hal_malloc(sizeof(lcec_stmds5k_data_t))) == NULL) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "hal_malloc() for slave %s.%s failed\n", master->name, slave->name);
    return -EIO;
  }
  memset(hal_data, 0, sizeof(lcec_stmds5k_data_t));
  slave->hal_data = hal_data;

  // read sdos
  // B18 : torque reference
  if ((hal_data->sdo_torque_reference = lcec_read_sdo(slave, 0x2212, 0x00, 4)) == NULL) {
    return -EIO;
  }
  hal_data->torque_reference = (double)EC_READ_S32(ecrt_sdo_request_data(hal_data->sdo_torque_reference)) * STMDS5K_TORQUE_REF_DIV;
  if (hal_data->torque_reference > 1e-20 || hal_data->torque_reference < -1e-20) {
    hal_data->torque_reference_rcpt = 1.0 / hal_data->torque_reference;
  } else {
    hal_data->torque_reference_rcpt = 0.0;
  }
  // C01 : max rpm
  if ((hal_data->sdo_speed_max_rpm = lcec_read_sdo(slave, 0x2401, 0x00, 4)) == NULL) {
    return -EIO;
  }
  hal_data->speed_max_rpm = (double)EC_READ_S32(ecrt_sdo_request_data(hal_data->sdo_speed_max_rpm));
  // D02 : setpoint max rpm
  if ((hal_data->sdo_speed_max_rpm_sp = lcec_read_sdo(slave, 0x2602, 0x00, 2)) == NULL) {
    return -EIO;
  }
  hal_data->speed_max_rpm_sp = (double)EC_READ_S16(ecrt_sdo_request_data(hal_data->sdo_speed_max_rpm_sp));
  if (hal_data->speed_max_rpm_sp > 1e-20 || hal_data->speed_max_rpm_sp < -1e-20) {
    hal_data->speed_max_rpm_sp_rcpt = 1.0 / hal_data->speed_max_rpm_sp;
  } else {
    hal_data->speed_max_rpm_sp_rcpt = 0.0;
  }

  // initialize POD entries
  // E200 : device state byte
  LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x28c8, 0x00, &hal_data->dev_state_pdo_os, NULL);
  // E100 : speed motor (x 0.1% relative to C01)
  LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x2864, 0x00, &hal_data->speed_mot_pdo_os, NULL);
  // E02 : torque motor filterd (x 0,1 Nm)
  LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x2802, 0x00, &hal_data->torque_mot_pdo_os, NULL);
  // D200 : speed state word
  LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x26c8, 0x00, &hal_data->speed_state_pdo_os, NULL);
  // E09 : rotor position
  LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x2809, 0x00, &hal_data->pos_mot_pdo_os, NULL);
  // A180 : Device Control Byte
  LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x20b4, 0x00, &hal_data->dev_ctrl_pdo_os, NULL);
  // D230 : speed setpoint (x 0.1 % relative to D02, -200.0% .. 200.0%) 
  LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x26e6, 0x00, &hal_data->speed_sp_rel_pdo_os, NULL);
  // C230 : maximum torque (x 1%, 0% .. 200%)
  LCEC_PDO_INIT(pdo_entry_regs, slave->index, slave->vid, slave->pid, 0x24e6, 0x00, &hal_data->torque_max_pdo_os, NULL);

  // export pins
  if ((err = hal_pin_float_newf(HAL_IN, &(hal_data->vel_cmd), comp_id, "%s.%s.%s.srv-vel-cmd", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-vel-cmd failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_float_newf(HAL_OUT, &(hal_data->vel_fb), comp_id, "%s.%s.%s.srv-vel-fb", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-vel-fb failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_float_newf(HAL_OUT, &(hal_data->vel_fb_rpm), comp_id, "%s.%s.%s.srv-vel-fb-rpm", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-vel-fb-rpm failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_float_newf(HAL_OUT, &(hal_data->vel_rpm), comp_id, "%s.%s.%s.srv-vel-rpm", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-vel-rpm failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_s32_newf(HAL_OUT, &(hal_data->enc_raw), comp_id, "%s.%s.%s.srv-enc-raw", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-enc-raw failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_u32_newf(HAL_OUT, &(hal_data->pos_raw_hi), comp_id, "%s.%s.%s.srv-pos-raw-hi", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-pos-raw-hi failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_u32_newf(HAL_OUT, &(hal_data->pos_raw_lo), comp_id, "%s.%s.%s.srv-pos-raw-lo", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-pos-raw-lo failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_float_newf(HAL_OUT, &(hal_data->pos_fb), comp_id, "%s.%s.%s.srv-pos-fb", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-pos-fb failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_float_newf(HAL_OUT, &(hal_data->torque_fb), comp_id, "%s.%s.%s.srv-torque-fb", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-torque-fb failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_float_newf(HAL_OUT, &(hal_data->torque_fb_abs), comp_id, "%s.%s.%s.srv-torque-fb-abs", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-torque-fb-abs failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_float_newf(HAL_OUT, &(hal_data->torque_fb_pct), comp_id, "%s.%s.%s.srv-torque-fb-pct", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-torque-fb-pct failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_float_newf(HAL_IN, &(hal_data->torque_lim), comp_id, "%s.%s.%s.srv-torque-lim", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-torque-lim failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_OUT, &(hal_data->stopped), comp_id, "%s.%s.%s.srv-stopped", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-stopped failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_OUT, &(hal_data->at_speed), comp_id, "%s.%s.%s.srv-at-speed", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-at-speed failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_OUT, &(hal_data->overload), comp_id, "%s.%s.%s.srv-overload", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-overload failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_OUT, &(hal_data->ready), comp_id, "%s.%s.%s.srv-ready", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-ready failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_OUT, &(hal_data->error), comp_id, "%s.%s.%s.srv-error", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-error failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_OUT, &(hal_data->toggle), comp_id, "%s.%s.%s.srv-toggle", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-toggle failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_OUT, &(hal_data->loc_ena), comp_id, "%s.%s.%s.srv-loc-ena", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-loc-ena failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_IN, &(hal_data->enable), comp_id, "%s.%s.%s.srv-enable", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-enable failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_IN, &(hal_data->err_reset), comp_id, "%s.%s.%s.srv-err-reset", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-err-reset failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_IN, &(hal_data->fast_ramp), comp_id, "%s.%s.%s.srv-fast-ramp", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-fast-ramp failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_IN, &(hal_data->brake), comp_id, "%s.%s.%s.srv-brake", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-brake failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_IO, &(hal_data->index_ena), comp_id, "%s.%s.%s.srv-index-ena", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-index-ena failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_IN, &(hal_data->pos_reset), comp_id, "%s.%s.%s.srv-pos-reset", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-pos-reset failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_OUT, &(hal_data->on_home_neg), comp_id, "%s.%s.%s.srv-on-home-neg", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-on-home-neg failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_pin_bit_newf(HAL_OUT, &(hal_data->on_home_pos), comp_id, "%s.%s.%s.srv-on-home-pos", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-on-home-pos failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }

  // export parameters
  if ((err = hal_param_float_newf(HAL_RW, &(hal_data->pos_scale), comp_id, "%s.%s.%s.srv-pos-scale", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-pos-scale failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_param_float_newf(HAL_RO, &(hal_data->torque_reference), comp_id, "%s.%s.%s.srv-torque-ref", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-torque-ref failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_param_float_newf(HAL_RO, &(hal_data->speed_max_rpm), comp_id, "%s.%s.%s.srv-max-rpm", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-max-rpm failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_param_float_newf(HAL_RO, &(hal_data->speed_max_rpm_sp), comp_id, "%s.%s.%s.srv-max-rpm-sp", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-max-rpm-sp failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }
  if ((err = hal_param_s32_newf(HAL_RW, &(hal_data->home_raw), comp_id, "%s.%s.%s.srv-home-raw", LCEC_MODULE_NAME, master->name, slave->name)) != 0) {
    rtapi_print_msg(RTAPI_MSG_ERR, LCEC_MSG_PFX "exporting pin %s.%s.%s.srv-home-raw failed\n", LCEC_MODULE_NAME, master->name, slave->name);
    return err;
  }

  // set default pin values
  *(hal_data->vel_cmd) = 0.0;
  *(hal_data->vel_fb) = 0.0;
  *(hal_data->vel_fb_rpm) = 1.0;
  *(hal_data->vel_rpm) = 0.0;
  *(hal_data->pos_raw_hi) = 0;
  *(hal_data->pos_raw_lo) = 0;
  *(hal_data->pos_fb) = 0.0;
  *(hal_data->torque_fb) = 0.0;
  *(hal_data->torque_fb_abs) = 0.0;
  *(hal_data->torque_fb_pct) = 0.0;
  *(hal_data->torque_lim) = 1.0;
  *(hal_data->stopped) = 0;
  *(hal_data->at_speed) = 0;
  *(hal_data->overload) = 0;
  *(hal_data->ready) = 0;
  *(hal_data->error) = 0;
  *(hal_data->toggle) = 0;
  *(hal_data->loc_ena) = 0;
  *(hal_data->enable) = 0;
  *(hal_data->err_reset) = 0;
  *(hal_data->fast_ramp) = 0;
  *(hal_data->brake) = 0;
  *(hal_data->index_ena) = 0;
  *(hal_data->pos_reset) = 0;
  *(hal_data->enc_raw) = 0;
  *(hal_data->on_home_neg) = 0;
  *(hal_data->on_home_pos) = 0;

  // initialize variables
  hal_data->pos_scale = 1.0;
  hal_data->do_init = 1;
  hal_data->pos_cnt = 0;
  hal_data->index_cnt = 0;
  hal_data->last_pos_cnt = 0;
  hal_data->pos_scale_old = hal_data->pos_scale + 1.0;
  hal_data->pos_scale_rcpt = 1.0;
  hal_data->pos_scale_cnt = 1.0;
  hal_data->last_index_ena = 0;
  hal_data->index_ref = 0;
  hal_data->home_raw = 0;

  return 0;
}
Exemplo n.º 9
0
int main(int argc, char **argv)
{
//    ec_slave_config_t *sc;
    struct sigaction sa;
    struct itimerval tv;

    master = ecrt_request_master(0);
    if (!master)
        return -1;

    domain1 = ecrt_master_create_domain(master);
    if (!domain1)
    {
        return -1;
    }

    if (!(sc_ana_in = ecrt_master_slave_config(master, AliasAndPositon, VendorID_ProductCode)))
    {
        fprintf(stderr, "Failed to get slave configuration.\n");
        return -1;
    }
//    printf("sync mgr 0 config: %d \n",sc_ana_in->sync_configs[0].dir);
//    printf("sync mgr 1 config: %d \n",sc_ana_in->sync_configs[1].dir);

#if SDO_ACCESS
    fprintf(stderr, "Creating SDO requests...\n");
    if (!(sdo = ecrt_slave_config_create_sdo_request(sc_ana_in, 0x6061, 0, 1))) // data size 1 ?
    {
        fprintf(stderr, "Failed to create SDO modes_of_operation_display 0x6061 request.\n");
        return -1;
    }
    //EC_WRITE_U16(ecrt_sdo_request_data(sdo), 0xFFFF);

    ecrt_sdo_request_timeout(sdo, 500); // ms
#endif

#if CONFIGURE_PDOS
    printf("Configuring PDOs...\n");
    if (ecrt_slave_config_pdos(sc_ana_in, EC_END, duetfl80_syncs)) {
        fprintf(stderr, "Failed to configure PDOs.\n");
        return -1;
    }

//    if (!(sc = ecrt_master_slave_config(
//                    master, AnaOutSlavePos, Beckhoff_EL4102))) {
//        fprintf(stderr, "Failed to get slave configuration.\n");
//        return -1;
//    }

//    if (ecrt_slave_config_pdos(sc, EC_END, el4102_syncs)) {
//        fprintf(stderr, "Failed to configure PDOs.\n");
//        return -1;
//    }

//    if (!(sc = ecrt_master_slave_config(
//                    master, DigOutSlavePos, Beckhoff_EL2032))) {
//        fprintf(stderr, "Failed to get slave configuration.\n");
//        return -1;
//    }

//    if (ecrt_slave_config_pdos(sc, EC_END, el2004_syncs)) {
//        fprintf(stderr, "Failed to configure PDOs.\n");
//        return -1;
//    }
#endif

//    // Create configuration for bus coupler
//    sc = ecrt_master_slave_config(master, BusCouplerPos, Beckhoff_EK1100);
//    if (!sc)
//        return -1;

    if (ecrt_domain_reg_pdo_entry_list(domain1, domain1_regs)) {
            fprintf(stderr, "PDO entry registration failed!\n");
            return -1;
        }

    printf("Activating master...\n");
    if (ecrt_master_activate(master))
        return -1;

    if (!(domain1_pd = ecrt_domain_data(domain1))) {
        return -1;
    }

#if PRIORITY
    pid_t pid = getpid();
    if (setpriority(PRIO_PROCESS, pid, -19))
        fprintf(stderr, "Warning: Failed to set priority: %s\n",
                strerror(errno));
#endif

    sa.sa_handler = signal_handler;
    sigemptyset(&sa.sa_mask);
    sa.sa_flags = 0;
    if (sigaction(SIGALRM, &sa, 0)) {
        fprintf(stderr, "Failed to install signal handler!\n");
        return -1;
    }

    printf("Starting timer...\n");
//    tv.it_interval.tv_sec = 0;
//    tv.it_interval.tv_usec = 1000000 / FREQUENCY;
//    tv.it_value.tv_sec = 0;
//    tv.it_value.tv_usec = 1000;
//    if (setitimer(ITIMER_REAL, &tv, NULL)) {
//        fprintf(stderr, "Failed to start timer: %s\n", strerror(errno));
//        return 1;
//    }

    printf("Started.\n");
    while (1) {
//        pause();

#if 1
//    for(int i=0;i<10;++i)
//    {
//        my_cyclic_task();
        // receive process data
        ecrt_master_receive(master);
//        ecrt_domain_process(domain1);

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

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

            // check for islave configuration state(s) (optional)
            check_slave_config_states();

            // read process data SDO
            switch (ecrt_sdo_request_state(sdo)) {
                case EC_REQUEST_UNUSED: // request was not used yet
                printf("request was not used yet\n");
                    ecrt_sdo_request_read(sdo); // trigger first read
        //            ecrt_sdo_request_write(sdo);
                    break;
                case EC_REQUEST_BUSY:
//                    fprintf(stderr, "Still busy...\n");
                    break;
                case EC_REQUEST_SUCCESS:
                    printf( "SDO value: 0x%04X\n",
                            EC_READ_U8(ecrt_sdo_request_data(sdo)));
                    ecrt_sdo_request_read(sdo); // trigger next read
                    break;
                case EC_REQUEST_ERROR:
                    fprintf(stderr, "Failed to read SDO!\n");
                    ecrt_sdo_request_read(sdo); // retry reading
                    break;
            }
//            read_sdo();
//            switch (ecrt_sdo_request_state(sdo)) {
//                case EC_REQUEST_UNUSED: // request was not used yet
//                printf("request was not used yet\n");
//                    ecrt_sdo_request_read(sdo); // trigger first read
//                    break;
//                case EC_REQUEST_BUSY:
//                    fprintf(stderr, "Still busy...\n");
//                    break;
//                case EC_REQUEST_SUCCESS:
//                    fprintf(stderr, "sdo value: 0x%04X\n",
//                            EC_READ_U8(ecrt_sdo_request_data(sdo)));
////                    getModeOk = true;
//                    break;
//                case EC_REQUEST_ERROR:
//                    fprintf(stderr, "Failed to read SDO!\n");
//                    break;
//            }


        // send process data
//        ecrt_domain_queue(domain1);
//            ecrt_sdo_request_read(sdo); // trigger next read
        ecrt_master_send(master);
        ecrt_master_receive(master);
//        sleep(1);

//    }
#else
        // 1. check operation mode
        bool getModeOk=false;
        for(int i=0;i<10;++i)
        {
            printf("i=%d\n",i);
            // receive process data
            ecrt_master_receive(master);
//            ecrt_domain_process(domain1);

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

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

            // check for islave configuration state(s) (optional)
            check_slave_config_states();

    //        read_sdo();

    //        ecrt_sdo_request_read(sdo); // trigger read
            switch (ecrt_sdo_request_state(sdo)) {
                case EC_REQUEST_UNUSED: // request was not used yet
                printf("request was not used yet\n");
                    ecrt_sdo_request_read(sdo); // trigger first read
                    break;
                case EC_REQUEST_BUSY:
                    fprintf(stderr, "Still busy...\n");
                    break;
                case EC_REQUEST_SUCCESS:
                    fprintf(stderr, "sdo value: 0x%04X\n",
                            EC_READ_U8(ecrt_sdo_request_data(sdo)));
                    getModeOk = true;
                    break;
                case EC_REQUEST_ERROR:
                    fprintf(stderr, "Failed to read SDO!\n");
                    break;
            }
            if(getModeOk)
            {
                break;
            }
//            ecrt_domain_queue(domain1);
            ecrt_master_send(master);
//            sleep(1);
//            cyclic_task();
        }
        if(getModeOk == false)
        {
//            exit(-1);
        }
#endif
    }

    return 0;
}
Exemplo n.º 10
0
void el60xx_port_run(el60xx_port_t *port, u8 *pd)
{
    u16 status = EC_READ_U16(pd + port->off_status);
    u8 *rx_data = pd + port->off_rx;
    uint8_t tx_accepted_toggle, rx_request_toggle;

    switch (port->state) {
        case SER_READY:

            /* Check, if hardware handshaking has to be configured. */
            if (!port->config_error &&
                    port->requested_rtscts != port->current_rtscts) {
                EC_WRITE_U8(ecrt_sdo_request_data(port->rtscts_sdo),
                        port->requested_rtscts);
                ecrt_sdo_request_write(port->rtscts_sdo);
                port->state = SER_SET_RTSCTS;
                break;
            }

            /* Check, if the baud rate has to be configured. */
            if (!port->config_error &&
                    port->requested_baud_rate != port->current_baud_rate) {
                EC_WRITE_U8(ecrt_sdo_request_data(port->baud_sdo),
                        port->requested_baud_rate);
                ecrt_sdo_request_write(port->baud_sdo);
                port->state = SER_SET_BAUD_RATE;
                break;
            }

            /* Check, if the data frame has to be configured. */
            if (!port->config_error &&
                    port->requested_data_frame != port->current_data_frame) {
                EC_WRITE_U8(ecrt_sdo_request_data(port->frame_sdo),
                        port->requested_data_frame);
                ecrt_sdo_request_write(port->frame_sdo);
                port->state = SER_SET_DATA_FRAME;
                break;
            }

            /* Send data */

            tx_accepted_toggle = status & 0x0001;
            if (tx_accepted_toggle != port->tx_accepted_toggle) { // ready
                port->tx_data_size =
                    ectty_tx_data(port->tty, port->tx_data, port->max_tx_data_size);
                if (port->tx_data_size) {
#if DEBUG
                    printk(KERN_INFO PFX "%s: Sending %u bytes.\n",
                            port->name, port->tx_data_size);
#endif
                    port->tx_request_toggle = !port->tx_request_toggle;
                    port->tx_accepted_toggle = tx_accepted_toggle;
                }
            }

            /* Receive data */

            rx_request_toggle = status & 0x0002;
            if (rx_request_toggle != port->rx_request_toggle) {
                uint8_t rx_data_size = status >> 8;
                port->rx_request_toggle = rx_request_toggle;
#if DEBUG
                printk(KERN_INFO PFX "%s: Received %u bytes.\n",
                        port->name, rx_data_size);
#endif
                ectty_rx_data(port->tty, rx_data, rx_data_size);
                port->rx_accepted_toggle = !port->rx_accepted_toggle;
            }

            port->control =
                port->tx_request_toggle |
                port->rx_accepted_toggle << 1 |
                port->tx_data_size << 8;
            break;

        case SER_REQUEST_INIT:
            if (status & (1 << 2)) {
                port->control = 0x0000;
                port->state = SER_WAIT_FOR_INIT_RESPONSE;
            } else {
                port->control = 1 << 2; // CW.2, request initialization
            }
            break;

        case SER_WAIT_FOR_INIT_RESPONSE:
            if (!(status & (1 << 2))) {
                printk(KERN_INFO PFX "%s: Init successful.\n", port->name);
                port->tx_accepted_toggle = 1;
                port->control = 0x0000;
                port->state = SER_READY;
            }
            break;

        case SER_SET_RTSCTS:
            switch (ecrt_sdo_request_state(port->rtscts_sdo)) {
                case EC_REQUEST_SUCCESS:
                    printk(KERN_INFO PFX "%s: Accepted RTS/CTS.\n",
                            port->name);
                    port->current_rtscts = port->requested_rtscts;
                    port->state = SER_REQUEST_INIT;
                    break;
                case EC_REQUEST_ERROR:
                    printk(KERN_ERR PFX "Failed to set RTS/CTS on %s!\n",
                            port->name);
                    port->state = SER_REQUEST_INIT;
                    port->config_error = 1;
                    break;
                default:
                    break;
            }
            break;

        case SER_SET_BAUD_RATE:
            switch (ecrt_sdo_request_state(port->baud_sdo)) {
                case EC_REQUEST_SUCCESS:
                    printk(KERN_INFO PFX "%s: Accepted baud rate.\n",
                            port->name);
                    port->current_baud_rate = port->requested_baud_rate;
                    port->state = SER_REQUEST_INIT;
                    break;
                case EC_REQUEST_ERROR:
                    printk(KERN_ERR PFX "Failed to set baud rate on %s!\n",
                            port->name);
                    port->state = SER_REQUEST_INIT;
                    port->config_error = 1;
                    break;
                default:
                    break;
            }
            break;

        case SER_SET_DATA_FRAME:
            switch (ecrt_sdo_request_state(port->frame_sdo)) {
                case EC_REQUEST_SUCCESS:
                    printk(KERN_INFO PFX "%s: Accepted data frame.\n",
                            port->name);
                    port->current_data_frame = port->requested_data_frame;
                    port->state = SER_REQUEST_INIT;
                    break;
                case EC_REQUEST_ERROR:
                    printk(KERN_ERR PFX "Failed to set data frame on %s!\n",
                            port->name);
                    port->state = SER_REQUEST_INIT;
                    port->config_error = 1;
                    break;
                default:
                    break;
            }
            break;
    }