]> rtime.felk.cvut.cz Git - fpga/lx-cpu1/lx-rocon.git/blobdiff - sw/app/rocon/appl_pxmc.c
RoCoN and TUMBL firmware: initial experimental support of stepper motor without feedback.
[fpga/lx-cpu1/lx-rocon.git] / sw / app / rocon / appl_pxmc.c
index d9a8408c4a8f01260ede0b842516eccc2d112bd8..ff05a752eb9f94ef066c7bb560fa7182d1189bec 100644 (file)
 #include <hal_gpio.h>
 #include <hal_machperiph.h>
 #include <stdlib.h>
+#include <string.h>
+#include <LPC17xx.h>
+#include <lpcTIM.h>
 
 #include "appl_defs.h"
 #include "appl_fpga.h"
+#include "pxmcc_types.h"
+#include "pxmcc_interface.h"
+
+#define PXMC_AXIS_MODE_BLDC_PXMCC             (PXMC_AXIS_MODE_BLDC + 1)
+#define PXMC_AXIS_MODE_STEPPER_WITH_IRC_PXMCC (PXMC_AXIS_MODE_BLDC + 2)
+#define PXMC_AXIS_MODE_STEPPER_PXMCC          (PXMC_AXIS_MODE_BLDC + 3)
 
 int pxmc_ptofs_from_index(pxmc_state_t *mcs, unsigned long irc,
                            unsigned long index_irc, int diff2err);
 
+#ifndef pxmc_fast_tick_time
+#define pxmc_fast_tick_time() (LPC_TIM0->TC)
+#endif
+
 #define PXML_MAIN_CNT 8
 
 #define PXMC_WITH_PT_ZIC 1
@@ -43,7 +56,13 @@ int pxmc_ptofs_from_index(pxmc_state_t *mcs, unsigned long irc,
 #define HAL_ERR_SENSITIVITY 20
 #define HAL_ERR_MAX_COUNT    5
 
-unsigned pxmc_rocon_pwm_magnitude = 2500;
+#define LXPWR_WITH_SIROLADC  1
+
+#define LX_MASTER_DATA_OFFS  8
+
+#define PXMC_LXPWR_PWM_CYCLE 2500
+
+unsigned pxmc_rocon_pwm_magnitude = PXMC_LXPWR_PWM_CYCLE;
 
 long pxmc_rocon_irc_offset[PXML_MAIN_CNT];
 unsigned pxmc_rocon_mark_filt[PXML_MAIN_CNT];
@@ -114,7 +133,8 @@ pxmc_inp_rocon_is_mark(pxmc_state_t *mcs)
 
   irc_state = *fpga_irc_state[chan];
 
-  mark = (irc_state ^ (mcs->pxms_cfg >> PXMS_CFG_HPS_b)) & 1;
+  mark = ((irc_state >> (ffs(FPGA_IRC_STATE_MARK_MASK) - 1)) ^
+         (mcs->pxms_cfg >> PXMS_CFG_HPS_b)) & 1;
 
   filt = pxmc_rocon_mark_filt[chan];
   filt = (filt << 1) | mark;
@@ -131,9 +151,9 @@ pxmc_inp_rocon_is_index_edge(pxmc_state_t *mcs)
   int chan=mcs->pxms_inp_info;
 
   irc_state = *fpga_irc_state[chan];
-  *fpga_irc_state[chan] = 1 << 2;
+  *fpga_irc_state[chan] = FPGA_IRC_STATE_INDEX_EVENT_MASK;
 
-  index = (irc_state >> 2) & 1;
+  index = (irc_state >> (ffs(FPGA_IRC_STATE_INDEX_EVENT_MASK) - 1)) & 1;
 
   return index;
 }
@@ -202,7 +222,7 @@ pxmc_inp_rocon_ptofs_from_index_poll(struct pxmc_state *mcs, int diff2err)
   long irc;
   long index_irc;
 
-  if (!(*fpga_irc_state[chan] & (1 << 2)))
+  if (!(*fpga_irc_state[chan] & FPGA_IRC_STATE_INDEX_EVENT_MASK))
     return 0;
 
   irc = fpga_irc[chan]->count + pxmc_rocon_irc_offset[chan];
@@ -211,12 +231,49 @@ pxmc_inp_rocon_ptofs_from_index_poll(struct pxmc_state *mcs, int diff2err)
   return pxmc_ptofs_from_index(mcs, irc, index_irc, diff2err);
 }
 
+uint32_t pxmc_rocon_receiver_dummy_reg;
+
+static inline volatile uint32_t *
+pxmc_rocon_receiver_chan2reg(unsigned chan)
+{
+  volatile uint32_t *rec_reg;
+
+  if (chan >= 16)
+    return &pxmc_rocon_receiver_dummy_reg;
+
+  rec_reg = fpga_lx_master_receiver_base;
+
+ #ifdef LXPWR_WITH_SIROLADC
+  rec_reg += LX_MASTER_DATA_OFFS + 1 + (chan >> 3) * 3 + chan * 2;
+ #else /*LXPWR_WITH_SIROLADC*/
+  rec_reg += LX_MASTER_DATA_OFFS + chan;
+ #endif /*LXPWR_WITH_SIROLADC*/
+
+  return rec_reg;
+}
+
 inline unsigned
-pxmc_rocon_bdc_hal_rd(pxmc_state_t *mcs)
+pxmc_rocon_bldc_hal_rd(pxmc_state_t *mcs)
 {
   unsigned h = 0;
-  /* FIXME */
-  h = 1;
+  volatile uint32_t *rec_reg_a, *rec_reg_b, *rec_reg_c;
+  int chan = mcs->pxms_out_info;
+  int hal_offs;
+
+ #ifdef LXPWR_WITH_SIROLADC
+  hal_offs = 1;
+ #else /*LXPWR_WITH_SIROLADC*/
+  hal_offs = 0;
+ #endif /*LXPWR_WITH_SIROLADC*/
+
+  rec_reg_a = pxmc_rocon_receiver_chan2reg(chan + 0);
+  rec_reg_b = pxmc_rocon_receiver_chan2reg(chan + 1);
+  rec_reg_c = pxmc_rocon_receiver_chan2reg(chan + 2);
+
+  h  = (rec_reg_a[hal_offs] >> 14) & 1;
+  h |= (rec_reg_b[hal_offs] >> 13) & 2;
+  h |= (rec_reg_c[hal_offs] >> 12) & 4;
+
   /* return 3 bits corresponding to the HAL senzor input */
   return h;
 }
@@ -258,11 +315,13 @@ pxmc_rocon_pwm_chan2reg(unsigned chan)
     return &pxmc_rocon_pwm_dummy_reg;
 
   pwm_reg = fpga_lx_master_transmitter_base;
- #if 0 /* FPGA design version 2 */
-  pwm_reg += 1 + (chan >> 8) + chan;
- #else  /* FPGA design version 3 */
-  pwm_reg += chan + 8;
- #endif
+
+ #ifdef LXPWR_WITH_SIROLADC
+  pwm_reg += LX_MASTER_DATA_OFFS + 1 + (chan >> 3) + chan;
+ #else /*LXPWR_WITH_SIROLADC*/
+  pwm_reg += LX_MASTER_DATA_OFFS + chan;
+ #endif /*LXPWR_WITH_SIROLADC*/
+
   return pwm_reg;
 }
 
@@ -305,6 +364,8 @@ pxmc_rocon_process_hal_error(struct pxmc_state *mcs)
 int
 pxmc_rocon_pwm3ph_out(pxmc_state_t *mcs)
 {
+  typeof(mcs->pxms_ptvang) ptvang;
+  int sync_mode = 0;
   unsigned char hal_pos;
   short pwm1;
   short pwm2;
@@ -322,7 +383,8 @@ pxmc_rocon_pwm3ph_out(pxmc_state_t *mcs)
 
    #if 0
     pxmc_irc_16bit_commindx(mcs, mcs->pxms_rp >> PXMC_SUBDIV(mcs));
-   #elif 1
+    sync_mode = 1;
+   #elif 0
     {
       int res;
       res = pxmc_inp_rocon_ptofs_from_index_poll(mcs, 0);
@@ -335,7 +397,7 @@ pxmc_rocon_pwm3ph_out(pxmc_state_t *mcs)
     }
    #else
 
-    hal_pos = pxmc_lpc_bdc_hal_pos_table[pxmc_rocon_bdc_hal_rd(mcs)];
+    hal_pos = pxmc_lpc_bdc_hal_pos_table[pxmc_rocon_bldc_hal_rd(mcs)];
 
     if (hal_pos == 0xff)
     {
@@ -374,19 +436,25 @@ pxmc_rocon_pwm3ph_out(pxmc_state_t *mcs)
 
           pxmc_set_flag(mcs, PXMS_PTI_b);
           pxmc_clear_flag(mcs, PXMS_PRA_b);
-
-          /* if phase table position to mask is know do fine phase table alignment */
-          if (mcs->pxms_cfg & PXMS_CFG_I2PT_m) {
-            /*pxmc_inp_rocon_is_index_edge(mcs);*/
-          }
         }
         else
         {
           if (!(mcs->pxms_flg & PXMS_PTI_m))
             mcs->pxms_ptindx = ptindx;
         }
+      } else {
+        /* if phase table position to mask is know do fine phase table alignment */
+        if (mcs->pxms_cfg & PXMS_CFG_I2PT_m) {
+          int res;
+          res = pxmc_inp_rocon_ptofs_from_index_poll(mcs, 0);
+          if (res < 0) {
+            pxmc_set_errno(mcs, PXMS_E_I2PT_TOOBIG);
+          } else if (res) {
+            pxmc_set_flag(mcs, PXMS_PTI_b);
+            pxmc_set_flag(mcs, PXMS_PHA_b);
+          }
+        }
       }
-
       mcs->pxms_hal = hal_pos;
     }
    #endif
@@ -398,11 +466,13 @@ pxmc_rocon_pwm3ph_out(pxmc_state_t *mcs)
     /* pxmc_set_errno(mcs, PXMS_E_WINDCURRENT); */
   }
 
- #if 1
-  ene = mcs->pxms_ene;
- #else
-  ene = mcs->pxms_flg & PXMS_BSY_m? mcs->pxms_me: 0;
- #endif
+  if (!sync_mode) {
+    ptvang = mcs->pxms_ptvang;
+    ene = mcs->pxms_ene;
+  } else {
+    ptvang = 0;
+    ene = mcs->pxms_flg & PXMS_BSY_m? mcs->pxms_me: 0;
+  }
 
   if (ene) {
     indx = mcs->pxms_ptindx;
@@ -416,13 +486,13 @@ pxmc_rocon_pwm3ph_out(pxmc_state_t *mcs)
       /* Generating direction of stator mag. field for backward torque */
       ene = -ene;
 
-      if ((indx -= mcs->pxms_ptvang) < 0)
+      if ((indx -= ptvang) < 0)
         indx += mcs->pxms_ptirc;
     }
     else
     {
       /* Generating direction of stator mag. field for forward torque */
-      if ((indx += mcs->pxms_ptvang) >= mcs->pxms_ptirc)
+      if ((indx += ptvang) >= mcs->pxms_ptirc)
         indx -= mcs->pxms_ptirc;
     }
 
@@ -479,10 +549,10 @@ pxmc_rocon_pwm2ph_wr(pxmc_state_t *mcs, short pwm1, short pwm2)
   volatile uint32_t *pwm_reg_ap, *pwm_reg_an, *pwm_reg_bp, *pwm_reg_bn;
   int chan = mcs->pxms_out_info;
 
-  pwm_reg_ap = pxmc_rocon_pwm_chan2reg(chan + 0);
-  pwm_reg_an = pxmc_rocon_pwm_chan2reg(chan + 1);
-  pwm_reg_bp = pxmc_rocon_pwm_chan2reg(chan + 2);
-  pwm_reg_bn = pxmc_rocon_pwm_chan2reg(chan + 3);
+  pwm_reg_bn = pxmc_rocon_pwm_chan2reg(chan + 0);
+  pwm_reg_bp = pxmc_rocon_pwm_chan2reg(chan + 1);
+  pwm_reg_an = pxmc_rocon_pwm_chan2reg(chan + 2);
+  pwm_reg_ap = pxmc_rocon_pwm_chan2reg(chan + 3);
 
   if (pwm2 >= 0) {
     *pwm_reg_bp = pwm2 | 0x4000;
@@ -508,6 +578,8 @@ pxmc_rocon_pwm2ph_wr(pxmc_state_t *mcs, short pwm1, short pwm2)
 int
 pxmc_rocon_pwm2ph_out(pxmc_state_t *mcs)
 {
+  typeof(mcs->pxms_ptvang) ptvang;
+  int sync_mode = 0;
   short pwm1;
   short pwm2;
   int indx = 0;
@@ -519,7 +591,21 @@ pxmc_rocon_pwm2ph_out(pxmc_state_t *mcs)
     short ptindx;
     short ptirc=mcs->pxms_ptirc;
 
-    pxmc_irc_16bit_commindx(mcs,mcs->pxms_rp>>PXMC_SUBDIV(mcs));
+   #if 0
+    pxmc_irc_16bit_commindx(mcs, mcs->pxms_rp >> PXMC_SUBDIV(mcs));
+    sync_mode = 1;
+   #elif 1
+    {
+      int res;
+      res = pxmc_inp_rocon_ptofs_from_index_poll(mcs, 0);
+      if (res < 0) {
+        pxmc_set_errno(mcs, PXMS_E_I2PT_TOOBIG);
+      } else if (res) {
+        pxmc_set_flag(mcs, PXMS_PTI_b);
+        pxmc_set_flag(mcs, PXMS_PHA_b);
+      }
+    }
+   #else
 
     ptindx = mcs->pxms_ptindx;
 
@@ -540,6 +626,7 @@ pxmc_rocon_pwm2ph_out(pxmc_state_t *mcs)
       if(!(mcs->pxms_flg&PXMS_PTI_m))
             mcs->pxms_ptindx = ptindx;
     }
+   #endif
   }
 
   {
@@ -548,26 +635,28 @@ pxmc_rocon_pwm2ph_out(pxmc_state_t *mcs)
     /* pxmc_set_errno(mcs, PXMS_E_WINDCURRENT); */
   }
 
- #if 1
-  ene = mcs->pxms_ene;
- #else
-  ene = mcs->pxms_flg & PXMS_BSY_m? mcs->pxms_me: 0;
- #endif
+  if (!sync_mode) {
+    ptvang = mcs->pxms_ptvang;
+    ene = mcs->pxms_ene;
+  } else {
+    ptvang = 0;
+    ene = mcs->pxms_flg & PXMS_BSY_m? mcs->pxms_me: 0;
+  }
 
   if (ene) {
     indx = mcs->pxms_ptindx;
-   #if 1
+   #if 0
     /* tuning of magnetic field/voltage advance angle */
     indx += (mcs->pxms_s1 * mcs->pxms_as) >> (PXMC_SUBDIV(mcs) + 8);
    #endif
     if (ene<0){
       /* Generating direction of stator mag. field for backward torque */
       ene = -ene;
-      if ((indx -= mcs->pxms_ptvang)<0)
+      if ((indx -= ptvang)<0)
         indx += mcs->pxms_ptirc;
     }else{
       /* Generating direction of stator mag. field for forward torque */
-      if ((indx += mcs->pxms_ptvang) >= mcs->pxms_ptirc)
+      if ((indx += ptvang) >= mcs->pxms_ptirc)
         indx -= mcs->pxms_ptirc;
     }
 
@@ -625,22 +714,471 @@ pxmc_rocon_pwm_dc_out(pxmc_state_t *mcs)
   return 0;
 }
 
-/* PWM outputs placed on (PWM1), PWM2, PWM4, PWM6 */
+/*******************************************************************/
+/* PXMCC - PXMC coprocessor support and communication */
+
+void pxmcc_pxmc_ptofs2mcc(pxmc_state_t *mcs, int enable_update)
+{
+  volatile pxmcc_axis_data_t *mcc_axis = pxmc_rocon_mcs2pxmcc(mcs);
+  int inp_chan=mcs->pxms_inp_info;
+  uint32_t ptofs;
+  uint32_t irc;
+
+  if (mcc_axis != NULL) {
+    if (enable_update >= 0)
+      mcc_axis->ptirc = 0xffffffff;
+    ptofs = mcs->pxms_ptofs - pxmc_rocon_irc_offset[inp_chan];
+    irc = fpga_irc[inp_chan]->count;
+    ptofs = (int16_t)(ptofs - irc) + irc;
+    mcc_axis->ptofs = ptofs;
+    if (enable_update > 0) {
+      mcc_axis->ptirc = mcs->pxms_ptirc;
+    }
+  }
+}
+
+int
+pxmc_pxmcc_pwm3ph_out(pxmc_state_t *mcs)
+{
+  if (!(mcs->pxms_flg & PXMS_PTI_m) || !(mcs->pxms_flg & PXMS_PHA_m) ||
+      (mcs->pxms_flg & PXMS_PRA_m)) {
+    short ptindx;
+    short ptirc = mcs->pxms_ptirc;
+    short divisor = mcs->pxms_ptper * 6;
+    unsigned char hal_pos;
+
+    hal_pos = pxmc_lpc_bdc_hal_pos_table[pxmc_rocon_bldc_hal_rd(mcs)];
+
+    if (hal_pos == 0xff) {
+      if (mcs->pxms_ene)
+        pxmc_rocon_process_hal_error(mcs);
+    } else {
+      if (mcs->pxms_halerc)
+        mcs->pxms_halerc--;
+
+      ptindx = (hal_pos * ptirc + divisor / 2) / divisor;
+
+      if (!(mcs->pxms_flg & PXMS_PTI_m) || (mcs->pxms_flg & PXMS_PRA_m)) {
+        int set_ptofs_fl = 0;
+        int ptofs_enable_update = 0;
+
+        if (((hal_pos != mcs->pxms_hal) && (mcs->pxms_hal != 0x40)) && 1) {
+          short ptindx_prev = (mcs->pxms_hal * ptirc + divisor / 2) / divisor;;
+
+          if ((ptindx > ptindx_prev + ptirc / 2) ||
+              (ptindx_prev > ptindx + ptirc / 2)) {
+            ptindx = (ptindx_prev + ptindx - ptirc) / 2;
+
+            if (ptindx < 0)
+              ptindx += ptirc;
+          } else {
+            ptindx = (ptindx_prev + ptindx) / 2;
+          }
+
+          set_ptofs_fl = 1;
+          ptofs_enable_update = 1;
+
+          pxmc_set_flag(mcs, PXMS_PTI_b);
+          pxmc_clear_flag(mcs, PXMS_PRA_b);
+        } else {
+          if (!(mcs->pxms_flg & PXMS_PTI_m))
+            set_ptofs_fl = 1;
+        }
+        if (set_ptofs_fl) {
+          mcs->pxms_ptindx = ptindx;
+          mcs->pxms_ptofs = (mcs->pxms_ap >> PXMC_SUBDIV(mcs)) + mcs->pxms_ptshift - ptindx;
+
+          pxmcc_pxmc_ptofs2mcc(mcs, ptofs_enable_update);
+        }
+      } else {
+        /* if phase table position to mask is know do fine phase table alignment */
+        if (mcs->pxms_cfg & PXMS_CFG_I2PT_m) {
+          int res;
+
+          res = pxmc_inp_rocon_ptofs_from_index_poll(mcs, 0);
+          if (res < 0) {
+            pxmc_set_errno(mcs, PXMS_E_I2PT_TOOBIG);
+          } else if (res) {
+            pxmcc_pxmc_ptofs2mcc(mcs, 1);
+            pxmc_set_flag(mcs, PXMS_PTI_b);
+            pxmc_set_flag(mcs, PXMS_PHA_b);
+          }
+        }
+      }
+      mcs->pxms_hal = hal_pos;
+    }
+  }
+
+  {
+    /*wind_current[0]=(ADC->ADDR0 & 0xFFF0)>>4;*/
+    /* FIXME - check winding current against limit */
+    /* pxmc_set_errno(mcs, PXMS_E_WINDCURRENT); */
+  }
+
+  {
+    int ene, pwm_d, pwm_q;
+
+    ene = mcs->pxms_ene;
+    pwm_d = 0;
+    pwm_q = (pxmc_rocon_pwm_magnitude * ene) >> 15;
+
+    pxmcc_axis_pwm_dq_out(mcs, pwm_d, pwm_q);
+
+    if (mcs->pxms_flg & PXMS_ERR_m)
+      pxmc_rocon_pwm3ph_wr(mcs, 0, 0, 0);
+  }
+
+  return 0;
+}
+
+int
+pxmc_pxmcc_pwm2ph_out(pxmc_state_t *mcs)
+{
+  if(!(mcs->pxms_flg&PXMS_PTI_m) || !(mcs->pxms_flg&PXMS_PHA_m) ||
+     (mcs->pxms_flg&PXMS_PRA_m)) {
+
+    {
+      /* Wait for index mark to align phases */
+      int res;
+      res = pxmc_inp_rocon_ptofs_from_index_poll(mcs, 0);
+      if (res < 0) {
+        pxmc_set_errno(mcs, PXMS_E_I2PT_TOOBIG);
+      } else if (res) {
+        pxmcc_pxmc_ptofs2mcc(mcs, 1);
+        pxmc_set_flag(mcs, PXMS_PTI_b);
+        pxmc_set_flag(mcs, PXMS_PHA_b);
+      } else {
+        pxmcc_pxmc_ptofs2mcc(mcs, 0);
+      }
+    }
+  }
+
+  {
+    int ene, pwm_d, pwm_q;
+
+    ene = mcs->pxms_ene;
+    pwm_d = 0;
+    pwm_q = (pxmc_rocon_pwm_magnitude * ene) >> 15;
+
+    pxmcc_axis_pwm_dq_out(mcs, pwm_d, pwm_q);
+
+    if (mcs->pxms_flg & PXMS_ERR_m)
+      pxmc_rocon_pwm2ph_wr(mcs, 0, 0);
+  }
+
+  return 0;
+}
+
+/**
+ * pxmc_pxmcc_nofb_inp - Dummy input for direct stepper motor control
+ * @mcs:        Motion controller state information
+ */
+int
+pxmc_pxmcc_nofb_inp(pxmc_state_t *mcs)
+{
+  return 0;
+}
+
+/**
+ * pxmc_pxmcc_nofb_con - Empty controller for direct stepper motor control
+ * @mcs:        Motion controller state information
+ */
+int
+pxmc_pxmcc_nofb_con(pxmc_state_t *mcs)
+{
+  mcs->pxms_ene=mcs->pxms_me;
+  return 0;
+}
+
+int
+pxmc_pxmcc_nofb2ph_out(pxmc_state_t *mcs)
+{
+  volatile pxmcc_axis_data_t *mcc_axis = pxmc_rocon_mcs2pxmcc(mcs);
+  {
+    int ene, pwm_d, pwm_q;
+
+    ene = mcs->pxms_ene;
+    pwm_d = 0;
+    pwm_q = (pxmc_rocon_pwm_magnitude * ene) >> 15;
+
+    pxmcc_axis_pwm_dq_out(mcs, pwm_d, pwm_q);
+
+    if (mcs->pxms_flg & PXMS_ERR_m) {
+      pxmc_rocon_pwm2ph_wr(mcs, 0, 0);
+    } else {
+      int32_t stpinc;
+      mcs->pxms_ap=mcs->pxms_rp;
+      mcs->pxms_as=mcs->pxms_rs;
+      mcc_axis->steps_lim = mcc_axis->steps_cnt + 6;
+
+      stpinc = mcs->pxms_rs;
+      mcc_axis->steps_inc = stpinc;
+
+      /* stpinc /= (mcs->pxms_ptirc << PXMC_SUBDIV(mcs)); */
+      /* pxms_ptscale_mult; pxms_ptscale_shift; */
+    }
+  }
+
+  return 0;
+}
+
+int pxmcc_axis_setup(pxmc_state_t *mcs, int mode)
+{
+  volatile pxmcc_data_t *mcc_data = pxmc_rocon_mcc_data();
+  volatile pxmcc_axis_data_t *mcc_axis = pxmc_rocon_mcs2pxmcc(mcs);
+  uint32_t ptirc;
+  uint32_t ptreci;
+  uint32_t inp_info;
+  uint32_t pwmtx_info;
+  uint32_t pwmtx_info_dummy = 27;
+  uint64_t ull;
+  int      i;
+  int      phcnt = 0;
+  int      pwm_chan;
+
+  if (mcc_axis == NULL)
+    return -1;
+
+  if (mcc_data->common.fwversion != PXMCC_FWVERSION)
+    return -1;
+
+  mcc_axis->ccflg = 0;
+  mcc_axis->mode = PXMCC_MODE_IDLE;
+
+  mcc_data->common.pwm_cycle = PXMC_LXPWR_PWM_CYCLE;
+
+  ptirc = mcs->pxms_ptirc;
+  ull = (1ULL << 32) * mcs->pxms_ptper;
+  ptreci = (ull + ptirc / 2) / ptirc;
+
+  mcc_axis->ptreci = ptreci;
+
+  pxmcc_pxmc_ptofs2mcc(mcs, 0);
+
+  inp_info = (char*)&fpga_irc[mcs->pxms_inp_info]->count - (char*)fpga_irc[0];
+  inp_info += mcc_data->common.irc_base;
+
+  switch (mode) {
+    case PXMCC_MODE_IDLE:
+      phcnt = 0;
+      break;
+    case PXMCC_MODE_BLDC:
+      phcnt = 3;
+      break;
+    case PXMCC_MODE_STEPPER_WITH_IRC:
+      phcnt = 4;
+      break;
+    case PXMCC_MODE_STEPPER:
+      phcnt = 4;
+      mcc_axis->ptreci = 1;
+      inp_info = (char*)&mcc_axis->steps_pos - (char*)mcc_data;
+      break;
+  }
+
+  mcc_axis->inp_info = inp_info;
+  mcc_axis->out_info = mcs->pxms_out_info;
+
+  pwm_chan = mcs->pxms_out_info;
+
+  pwmtx_info = (pwmtx_info_dummy << 0) | (pwmtx_info_dummy << 8) |
+               (pwmtx_info_dummy << 16) | (pwmtx_info_dummy << 24);
+
+  for (i = phcnt; --i >= 0; ) {
+    volatile uint32_t *pwm_reg;
+    volatile uint32_t *pwm_reg_base = fpga_lx_master_transmitter_base;
+
+    pwmtx_info <<= 8;
+
+    pwm_reg = pxmc_rocon_pwm_chan2reg(pwm_chan + i);
+    if (pwm_reg == &pxmc_rocon_pwm_dummy_reg) {
+      pwmtx_info |= pwmtx_info_dummy;
+    } else {
+      pwmtx_info |= pwm_reg - pwm_reg_base;
+    }
+  }
+
+  mcc_axis->pwmtx_info = pwmtx_info;
+
+  mcc_axis->mode = mode;
+
+  mcc_axis->ccflg = 0;
+  mcc_axis->pwm_dq = 0;
+  mcc_axis->steps_lim = mcc_axis->steps_cnt;
+  mcc_axis->steps_inc = 0;
+  mcc_axis->steps_pos = 0;
+
+  if (mode != PXMCC_MODE_STEPPER) {
+    pxmcc_pxmc_ptofs2mcc(mcs, 1);
+  }
+  return 0;
+}
+
+/*******************************************************************/
+
+volatile void *pxmc_rocon_rx_data_hist_buff;
+volatile void *pxmc_rocon_rx_data_hist_buff_end;
+int pxmc_rocon_rx_data_hist_mode;
+
+uint32_t pxmc_rocon_rx_last_irq;
+uint32_t pxmc_rocon_rx_cycle_time;
+uint32_t pxmc_rocon_rx_irq_latency;
+uint32_t pxmc_rocon_rx_irq_latency_max;
+
+IRQ_HANDLER_FNC(pxmc_rocon_rx_done_isr)
+{
+  uint32_t ir;
+
+  ir = ROCON_RX_TIM->IR & LPC_TIM_IR_ALL_m;
+  ROCON_RX_TIM->IR = ir;
+  if (ir & LPC_TIM_IR_CR1INT_m) {
+    uint32_t cr0, cr1;
+    cr0 = ROCON_RX_TIM->CR0;
+    cr1 = ROCON_RX_TIM->CR1;
+
+    pxmc_rocon_rx_cycle_time = cr1 - pxmc_rocon_rx_last_irq;
+    pxmc_rocon_rx_last_irq = cr1;
+
+    hal_gpio_set_value(T2MAT0_PIN, 1);
+    hal_gpio_set_value(T2MAT1_PIN, 0);
+    hal_gpio_set_value(T2MAT0_PIN, 0);
+
+    if (pxmc_rocon_rx_data_hist_buff >= pxmc_rocon_rx_data_hist_buff_end)
+      pxmc_rocon_rx_data_hist_buff = NULL;
+
+    if (pxmc_rocon_rx_data_hist_buff != NULL) {
+      if (pxmc_rocon_rx_data_hist_mode == 0) {
+        int i;
+        volatile uint32_t *pwm_reg = fpga_lx_master_transmitter_base + 8;
+        volatile uint32_t *rec_reg = fpga_lx_master_receiver_base + 8;
+        uint16_t *pbuf = (uint16_t *)pxmc_rocon_rx_data_hist_buff;
+        for (i = 0; i < 8; i++) {
+          *(pbuf++) = *(rec_reg++);
+        }
+        for (i = 0; i < 8; i++) {
+          *(pbuf++) = *(pwm_reg++);
+        }
+        pxmc_rocon_rx_data_hist_buff = pbuf;
+      } else if (pxmc_rocon_rx_data_hist_mode == 1) {
+        int i;
+        uint32_t *pbuf = (uint32_t *)pxmc_rocon_rx_data_hist_buff;
+        pxmcc_data_t *mcc_data = pxmc_rocon_mcc_data();
+        pxmcc_axis_data_t *mcc_axis = mcc_data->axis + 0;
+        uint32_t *ptumbl = (uint32_t *)mcc_axis;
+
+        for (i = 0; i < 16; i++)
+          *(pbuf++) = *(ptumbl++);
+
+        pxmc_rocon_rx_data_hist_buff = pbuf;
+      }
+    }
+
+    pxmc_rocon_rx_irq_latency = ROCON_RX_TIM->TC - cr1;
+    if (pxmc_rocon_rx_irq_latency > pxmc_rocon_rx_irq_latency_max)
+      pxmc_rocon_rx_irq_latency_max = pxmc_rocon_rx_irq_latency;
+
+   #ifdef PXMC_ROCON_TIMED_BY_RX_DONE
+    pxmc_sfi_isr();
+    do_pxmc_coordmv();
+   #endif /*PXMC_ROCON_TIMED_BY_RX_DONE*/
+  }
+
+  return IRQ_HANDLED;
+}
+
+int
+pxmc_rocon_rx_done_isr_setup(irq_handler_t rx_done_isr_handler)
+{
+
+  disable_irq(ROCON_RX_IRQn);
+
+  hal_pin_conf_set(T2MAT0_PIN, PORT_CONF_GPIO_OUT_LO);
+  hal_pin_conf_set(T2MAT1_PIN, PORT_CONF_GPIO_OUT_LO);
+  hal_pin_conf(T2CAP0_PIN);
+  hal_pin_conf(T2CAP1_PIN);
+
+  hal_gpio_direction_output(T2MAT0_PIN, 1);
+  hal_gpio_direction_output(T2MAT1_PIN, 0);
+  hal_gpio_set_value(T2MAT0_PIN, 0);
+
+  /* Enable CLKOUT pin function, source CCLK, divide by 1 */
+  LPC_SC->CLKOUTCFG = 0x0100;
+
+  request_irq(ROCON_RX_IRQn, rx_done_isr_handler, 0, NULL,NULL);
+
+  ROCON_RX_TIM->TCR = 0;
+  ROCON_RX_TIM->CTCR = 0;
+  ROCON_RX_TIM->PR = 0;        /* Divide by 1 */
+
+  ROCON_RX_TIM->CCR = LPC_TIM_CCR_CAP0RE_m | LPC_TIM_CCR_CAP1FE_m |
+                   LPC_TIM_CCR_CAP1I_m;
+
+  ROCON_RX_TIM->EMR = __val2mfld(LPC_TIM_EMR_EMC0_m, LPC_TIM_EMR_NOP) |
+                   __val2mfld(LPC_TIM_EMR_EMC1_m, LPC_TIM_EMR_NOP);
+
+  ROCON_RX_TIM->MCR = 0;                       /* No IRQ on MRx */
+  ROCON_RX_TIM->TCR = LPC_TIM_TCR_CEN_m;       /* Enable timer counting */
+  enable_irq(ROCON_RX_IRQn);           /* Enable interrupt */
+
+  return 0;
+
+}
+
 int
 pxmc_rocon_pwm_master_init(void)
 {
   int i;
+  int grp_in = 0;
+  int grp_out = 0;
+  unsigned word_slot;
+  unsigned receiver_done_div = 1;
+ #ifdef LXPWR_WITH_SIROLADC
+  unsigned lxpwr_header = 1;
+  unsigned lxpwr_words = 1 + 8 * 2 + 2;
+  unsigned lxpwr_chips = 2;
+  unsigned lxpwr_chip_pwm_cnt = 8;
+ #else /*LXPWR_WITH_SIROLADC*/
+  unsigned lxpwr_header = 0;
+  unsigned lxpwr_words = 8;
+  unsigned lxpwr_chips = 2;
+  unsigned lxpwr_chip_pwm_cnt = 8;
+ #endif /*LXPWR_WITH_SIROLADC*/
+
+ #ifdef PXMC_ROCON_TIMED_BY_RX_DONE
+  receiver_done_div = 5;
+ #endif /*PXMC_ROCON_TIMED_BY_RX_DONE*/
 
   *fpga_lx_master_reset = 1;
   *fpga_lx_master_transmitter_reg = 0;
+  *fpga_lx_master_transmitter_cycle = PXMC_LXPWR_PWM_CYCLE; /* 50 MHz -> 20 kHz */
+  *fpga_lx_master_receiver_done_div = receiver_done_div << 8;
+
+  for (i = 0; i < LX_MASTER_DATA_OFFS + lxpwr_words * lxpwr_chips; i++)
+    fpga_lx_master_receiver_base[i] = 0;
 
-  for (i = 0; i < 8 + 16; i ++)
+  word_slot = LX_MASTER_DATA_OFFS;
+  fpga_lx_master_receiver_base[grp_in++] = (word_slot << 8) | lxpwr_words;
+  fpga_lx_master_receiver_base[grp_in++] = 0x0000;
+
+  for (i = 0; i < LX_MASTER_DATA_OFFS + lxpwr_words * lxpwr_chips; i++)
     fpga_lx_master_transmitter_base[i] = 0;
 
-  fpga_lx_master_transmitter_base[0] = 0x0808;
-  fpga_lx_master_transmitter_base[1] = 0x0000;
+  word_slot = LX_MASTER_DATA_OFFS + lxpwr_header + lxpwr_chip_pwm_cnt;
+  fpga_lx_master_transmitter_base[grp_out++] = (word_slot << 8) | lxpwr_words;
+ #ifdef LXPWR_WITH_SIROLADC
+  fpga_lx_master_transmitter_base[word_slot] = 0xc100 | (lxpwr_words - 1);
+ #endif /*LXPWR_WITH_SIROLADC*/
+
+  word_slot = LX_MASTER_DATA_OFFS + 0;
+  fpga_lx_master_transmitter_base[grp_out++] = (word_slot << 8) | lxpwr_words;
+ #ifdef LXPWR_WITH_SIROLADC
+  fpga_lx_master_transmitter_base[word_slot] = 0xc100 | (lxpwr_words - 1);
+ #endif /*LXPWR_WITH_SIROLADC*/
+
+  fpga_lx_master_transmitter_base[grp_out++] = 0x0000;
 
   *fpga_lx_master_reset = 0;
+  *fpga_lx_master_transmitter_cycle = PXMC_LXPWR_PWM_CYCLE; /* 50 MHz -> 20 kHz */
+  *fpga_lx_master_receiver_done_div = receiver_done_div << 8;
 
   return 0;
 }
@@ -862,15 +1400,16 @@ pxms_do_ap2hw:
   pxmc_inp_rocon_ap2hw,
   pxms_ap: 0, pxms_as: 0,
   pxms_rp: 55 * 256, pxms_rs: 0, pxms_subdiv: 8,
-  pxms_md: 800 << 8, pxms_ms: 1000, pxms_ma: 10,
+  pxms_md: 800 << 8, pxms_ms: 500, pxms_ma: 10,
   pxms_inp_info: 0,
   pxms_out_info: 0,
   pxms_ene: 0, pxms_erc: 0,
-  pxms_p: 80, pxms_i: 30, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
+  pxms_p: 80, pxms_i: 10, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
   pxms_me: 0x7e00/*0x7fff*/,
 pxms_cfg:
-  PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_I2PT_m * 0 |
-  0x1,
+  PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_HPS_m * 0 |
+  PXMS_CFG_HRI_m * 0 | PXMS_CFG_HDIR_m * 0 |
+  PXMS_CFG_I2PT_m * 0 | 0x2,
 
   pxms_ptper: 1,
   pxms_ptirc: 1000,
@@ -896,15 +1435,16 @@ pxms_do_ap2hw:
   pxmc_inp_rocon_ap2hw,
   pxms_ap: 0, pxms_as: 0,
   pxms_rp: 55 * 256, pxms_rs: 0, pxms_subdiv: 8,
-  pxms_md: 800 << 8, pxms_ms: 1000, pxms_ma: 10,
+  pxms_md: 800 << 8, pxms_ms: 500, pxms_ma: 10,
   pxms_inp_info: 1,
   pxms_out_info: 2,
   pxms_ene: 0, pxms_erc: 0,
-  pxms_p: 80, pxms_i: 30, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
+  pxms_p: 80, pxms_i: 10, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
   pxms_me: 0x7e00/*0x7fff*/,
 pxms_cfg:
-  PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_I2PT_m * 0 |
-  0x1,
+  PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_HPS_m * 0 |
+  PXMS_CFG_HRI_m * 0 | PXMS_CFG_HDIR_m * 0 |
+  PXMS_CFG_I2PT_m * 0 | 0x2,
 
   pxms_ptper: 1,
   pxms_ptirc: 1000,
@@ -929,15 +1469,16 @@ pxms_do_ap2hw:
   pxmc_inp_rocon_ap2hw,
   pxms_ap: 0, pxms_as: 0,
   pxms_rp: 55 * 256, pxms_rs: 0, pxms_subdiv: 8,
-  pxms_md: 800 << 8, pxms_ms: 1000, pxms_ma: 10,
+  pxms_md: 800 << 8, pxms_ms: 500, pxms_ma: 10,
   pxms_inp_info: 2,
   pxms_out_info: 4,
   pxms_ene: 0, pxms_erc: 0,
-  pxms_p: 80, pxms_i: 30, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
+  pxms_p: 80, pxms_i: 10, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
   pxms_me: 0x7e00/*0x7fff*/,
 pxms_cfg:
-  PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_I2PT_m * 0 |
-  0x1,
+  PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_HPS_m * 0 |
+  PXMS_CFG_I2PT_m * 0 | PXMS_CFG_HRI_m |
+  PXMS_CFG_HDIR_m | 0x2,
 
   pxms_ptper: 1,
   pxms_ptirc: 1000,
@@ -962,15 +1503,16 @@ pxms_do_ap2hw:
   pxmc_inp_rocon_ap2hw,
   pxms_ap: 0, pxms_as: 0,
   pxms_rp: 55 * 256, pxms_rs: 0, pxms_subdiv: 8,
-  pxms_md: 800 << 8, pxms_ms: 1000, pxms_ma: 10,
+  pxms_md: 800 << 8, pxms_ms: 500, pxms_ma: 10,
   pxms_inp_info: 3,
   pxms_out_info: 6,
   pxms_ene: 0, pxms_erc: 0,
-  pxms_p: 80, pxms_i: 30, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
+  pxms_p: 80, pxms_i: 10, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
   pxms_me: 0x7e00/*0x7fff*/,
 pxms_cfg:
-  PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_I2PT_m * 0 |
-  0x1,
+  PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_HPS_m * 0 |
+  PXMS_CFG_I2PT_m * 0 | PXMS_CFG_HRI_m |
+  PXMS_CFG_HDIR_m * 0 | 0x2,
 
   pxms_ptper: 1,
   pxms_ptirc: 1000,
@@ -995,15 +1537,16 @@ pxms_do_ap2hw:
   pxmc_inp_rocon_ap2hw,
   pxms_ap: 0, pxms_as: 0,
   pxms_rp: 55 * 256, pxms_rs: 0, pxms_subdiv: 8,
-  pxms_md: 800 << 8, pxms_ms: 1000, pxms_ma: 10,
+  pxms_md: 800 << 8, pxms_ms: 500, pxms_ma: 10,
   pxms_inp_info: 4,
   pxms_out_info: 8,
   pxms_ene: 0, pxms_erc: 0,
-  pxms_p: 80, pxms_i: 30, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
+  pxms_p: 80, pxms_i: 10, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
   pxms_me: 0x7e00/*0x7fff*/,
 pxms_cfg:
-  PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_I2PT_m * 0 |
-  0x1,
+  PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_HPS_m * 0 |
+  PXMS_CFG_HRI_m | PXMS_CFG_I2PT_m * 0 |
+  PXMS_CFG_HDIR_m | 0x2,
 
   pxms_ptper: 1,
   pxms_ptirc: 1000,
@@ -1028,15 +1571,16 @@ pxms_do_ap2hw:
   pxmc_inp_rocon_ap2hw,
   pxms_ap: 0, pxms_as: 0,
   pxms_rp: 55 * 256, pxms_rs: 0, pxms_subdiv: 8,
-  pxms_md: 800 << 8, pxms_ms: 1000, pxms_ma: 10,
+  pxms_md: 800 << 8, pxms_ms: 500, pxms_ma: 10,
   pxms_inp_info: 5,
   pxms_out_info: 10,
   pxms_ene: 0, pxms_erc: 0,
-  pxms_p: 80, pxms_i: 30, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
+  pxms_p: 80, pxms_i: 10, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
   pxms_me: 0x7e00/*0x7fff*/,
 pxms_cfg:
-  PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_I2PT_m * 0 |
-  0x1,
+  PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_HPS_m |
+  PXMS_CFG_HRI_m | PXMS_CFG_I2PT_m * 0 |
+  PXMS_CFG_HDIR_m | 0x2,
 
   pxms_ptper: 1,
   pxms_ptirc: 1000,
@@ -1061,11 +1605,11 @@ pxms_do_ap2hw:
   pxmc_inp_rocon_ap2hw,
   pxms_ap: 0, pxms_as: 0,
   pxms_rp: 55 * 256, pxms_rs: 0, pxms_subdiv: 8,
-  pxms_md: 800 << 8, pxms_ms: 1000, pxms_ma: 10,
+  pxms_md: 800 << 8, pxms_ms: 500, pxms_ma: 10,
   pxms_inp_info: 6,
   pxms_out_info: 12,
   pxms_ene: 0, pxms_erc: 0,
-  pxms_p: 80, pxms_i: 30, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
+  pxms_p: 80, pxms_i: 10, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
   pxms_me: 0x7e00/*0x7fff*/,
 pxms_cfg:
   PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_I2PT_m * 0 |
@@ -1094,11 +1638,11 @@ pxms_do_ap2hw:
   pxmc_inp_rocon_ap2hw,
   pxms_ap: 0, pxms_as: 0,
   pxms_rp: 55 * 256, pxms_rs: 0, pxms_subdiv: 8,
-  pxms_md: 800 << 8, pxms_ms: 1000, pxms_ma: 10,
+  pxms_md: 800 << 8, pxms_ms: 500, pxms_ma: 10,
   pxms_inp_info: 7,
   pxms_out_info: 14,
   pxms_ene: 0, pxms_erc: 0,
-  pxms_p: 80, pxms_i: 30, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
+  pxms_p: 80, pxms_i: 10, pxms_d: 200, pxms_s1: 200, pxms_s2: 0,
   pxms_me: 0x7e00/*0x7fff*/,
 pxms_cfg:
   PXMS_CFG_SMTH_m | PXMS_CFG_MD2E_m | PXMS_CFG_HLS_m | PXMS_CFG_I2PT_m * 0 |
@@ -1359,6 +1903,12 @@ int pxmc_axis_rdmode(pxmc_state_t *mcs)
     return PXMC_AXIS_MODE_DC;
   if (mcs->pxms_do_out == pxmc_rocon_pwm3ph_out)
     return PXMC_AXIS_MODE_BLDC;
+  if (mcs->pxms_do_out == pxmc_pxmcc_pwm3ph_out)
+    return PXMC_AXIS_MODE_BLDC_PXMCC;
+  if (mcs->pxms_do_out == pxmc_pxmcc_pwm2ph_out)
+    return PXMC_AXIS_MODE_STEPPER_WITH_IRC_PXMCC;
+  if (mcs->pxms_do_out == pxmc_pxmcc_nofb2ph_out)
+    return PXMC_AXIS_MODE_STEPPER_PXMCC;
   return -1;
 }
 
@@ -1375,8 +1925,10 @@ pxmc_axis_pt4mode(pxmc_state_t *mcs, int mode)
     return -1;
 
   switch (mode) {
-    /*case PXMC_AXIS_MODE_STEPPER:*/
+    /* case PXMC_AXIS_MODE_STEPPER: */
+    case PXMC_AXIS_MODE_STEPPER_PXMCC:
     case PXMC_AXIS_MODE_STEPPER_WITH_IRC:
+    case PXMC_AXIS_MODE_STEPPER_WITH_IRC_PXMCC:
       res = pxmc_ptable_set_profile(mcs, &pxmc_ptprofile_sin, 0, 0);
       break;
     /*case PXMC_AXIS_MODE_STEPPER_WITH_PWM:*/
@@ -1390,6 +1942,7 @@ pxmc_axis_pt4mode(pxmc_state_t *mcs, int mode)
       mcs->pxms_ptscale_shift=15;
       break;
     case PXMC_AXIS_MODE_BLDC:
+    case PXMC_AXIS_MODE_BLDC_PXMCC:
       /* res = pxmc_init_ptable(mcs, PXMC_PTPROF_SIN3FUP); */
      #ifndef PXMC_WITH_PT_ZIC
       res = pxmc_ptable_set_profile(mcs, &pxmc_ptprofile_sin3phup, 0, 0);
@@ -1419,23 +1972,39 @@ int
 pxmc_axis_mode(pxmc_state_t *mcs, int mode)
 {
   int res;
+  int prev_mode;
 
   pxmc_set_const_out(mcs, 0);
   pxmc_clear_flag(mcs, PXMS_ENI_b);
+  pxmc_clear_flags(mcs,PXMS_ENO_m);
+  /* Clear possible stall index flags from hardware */
+  pxmc_inp_rocon_is_index_edge(mcs);
   pxmc_clear_flag(mcs, PXMS_PHA_b);
   pxmc_clear_flag(mcs, PXMS_PTI_b);
 
+
+  prev_mode = pxmc_axis_rdmode(mcs);
+
   if (mode == PXMC_AXIS_MODE_NOCHANGE)
-    mode = pxmc_axis_rdmode(mcs);
+    mode = prev_mode;
   if (mode < 0)
     return -1;
   if (!mode)
     mode = PXMC_AXIS_MODE_DC;
 
+  if ((prev_mode == PXMC_AXIS_MODE_BLDC_PXMCC) ||
+      (prev_mode == PXMCC_MODE_STEPPER_WITH_IRC))
+    pxmcc_axis_setup(mcs, PXMCC_MODE_IDLE);
+
   res = pxmc_axis_pt4mode(mcs, mode);
   if (res < 0)
     return -1;
 
+  if (mcs->pxms_do_inp == pxmc_pxmcc_nofb_inp)
+    mcs->pxms_do_inp = pxmc_inp_rocon_inp;
+  if (mcs->pxms_do_con == pxmc_pxmcc_nofb_con)
+    mcs->pxms_do_con = pxmc_pid_con;
+
   switch (mode) {
     /*case PXMC_AXIS_MODE_STEPPER:*/
     case PXMC_AXIS_MODE_STEPPER_WITH_IRC:
@@ -1448,16 +2017,43 @@ pxmc_axis_mode(pxmc_state_t *mcs, int mode)
     case PXMC_AXIS_MODE_BLDC:
       mcs->pxms_do_out = pxmc_rocon_pwm3ph_out;
       break;
+    case PXMC_AXIS_MODE_BLDC_PXMCC:
+      if (pxmcc_axis_setup(mcs, PXMCC_MODE_BLDC) < 0)
+        return -1;
+      pxmcc_axis_enable(mcs, 1);
+      mcs->pxms_do_out = pxmc_pxmcc_pwm3ph_out;
+      break;
+    case PXMC_AXIS_MODE_STEPPER_WITH_IRC_PXMCC:
+      if (pxmcc_axis_setup(mcs, PXMCC_MODE_STEPPER_WITH_IRC) < 0)
+        return -1;
+      pxmcc_axis_enable(mcs, 1);
+      mcs->pxms_do_out = pxmc_pxmcc_pwm2ph_out;
+      break;
+    case PXMC_AXIS_MODE_STEPPER_PXMCC:
+      if (pxmcc_axis_setup(mcs, PXMCC_MODE_STEPPER) < 0)
+        return -1;
+      pxmcc_axis_enable(mcs, 1);
+      mcs->pxms_do_inp = pxmc_pxmcc_nofb_inp;
+      mcs->pxms_do_con = pxmc_pxmcc_nofb_con;
+      mcs->pxms_do_out = pxmc_pxmcc_nofb2ph_out;
+      break;
     default:
       return -1;
   }
 
+  /* Clear possible stall index flags from hardware */
+  pxmc_inp_rocon_is_index_edge(mcs);
+  /* Request new phases alignment for changed parameters */
+  pxmc_clear_flag(mcs, PXMS_PHA_b);
+  pxmc_clear_flag(mcs, PXMS_PTI_b);
   pxmc_set_flag(mcs, PXMS_ENI_b);
   return res;
 }
 
 void pxmc_sfi_isr(void)
 {
+  unsigned long spent = pxmc_fast_tick_time();
+
   pxmc_sfi_input();
   pxmc_sfi_controller_and_output();
   pxmc_sfi_generator();
@@ -1465,6 +2061,12 @@ void pxmc_sfi_isr(void)
   /* Kick LX Master watchdog */
   if (pxmc_main_list.pxml_cnt != 0)
     *fpga_lx_master_transmitter_wdog = 1;
+
+  spent = pxmc_fast_tick_time() - spent;
+
+  if(spent > pxmc_sfi_spent_time_max)
+    pxmc_sfi_spent_time_max = spent;
+
 }
 
 int pxmc_clear_power_stop(void)
@@ -1472,6 +2074,42 @@ int pxmc_clear_power_stop(void)
   return 0;
 }
 
+int pxmc_process_state_check(unsigned long *pbusy_bits,
+                             unsigned long *perror_bits)
+{
+  unsigned short flg;
+  unsigned short chan;
+  unsigned long busy_bits = 0;
+  unsigned long error_bits = 0;
+  pxmc_state_t *mcs;
+  flg=0;
+  pxmc_for_each_mcs(chan, mcs) {
+    if(mcs) {
+      flg |= mcs->pxms_flg;
+      if (mcs->pxms_flg & PXMS_BSY_m)
+        busy_bits |= 1 << chan;
+      if (mcs->pxms_flg & PXMS_ERR_m)
+        error_bits |= 1 << chan;
+    }
+  }
+  if (appl_errstop_mode) {
+    if((flg & PXMS_ENG_m) && (flg & PXMS_ERR_m)) {
+      pxmc_for_each_mcs(chan, mcs) {
+        if(mcs&&(mcs->pxms_flg & PXMS_ENG_m)) {
+          pxmc_stop(mcs, 0);
+        }
+      }
+    }
+  }
+
+  if (pbusy_bits != NULL)
+    *pbusy_bits = busy_bits;
+  if (error_bits != NULL)
+    *perror_bits = error_bits;
+
+  return flg;
+}
+
 int pxmc_done(void)
 {
   int var;
@@ -1503,7 +2141,8 @@ int pxmc_initialize(void)
 
   for (i = 0; i < 8; i++) {
     fpga_irc[i]->count = 0;
-    *fpga_irc_state[i] = 1 << 2;
+    fpga_irc[i]->count_index = 0;
+    *fpga_irc_state[i] = FPGA_IRC_STATE_INDEX_EVENT_MASK;
   }
 
   /* Initialize QEI module for IRC counting */
@@ -1521,6 +2160,9 @@ int pxmc_initialize(void)
   //pxmc_rocon_pwm3ph_wr(mcs, 0, 0, 0);
 
   pxmc_rocon_pwm_master_init();
+ #ifdef PXMC_ROCON_TIMED_BY_RX_DONE
+  pxmc_rocon_rx_done_isr_setup(pxmc_rocon_rx_done_isr);
+ #endif /*PXMC_ROCON_TIMED_BY_RX_DONE*/
 
   pxmc_main_list.pxml_cnt = 0;
   pxmc_dbg_hist = NULL;