diff --git a/sonoff/xsns_53_sml.ino b/sonoff/xsns_53_sml.ino
index 3e0d56300..b5421c966 100644
--- a/sonoff/xsns_53_sml.ino
+++ b/sonoff/xsns_53_sml.ino
@@ -140,6 +140,11 @@ struct METER_DESC {
   uint16_t flag;
   int32_t params;
   char prefix[8];
+  int8_t trxpin;
+  uint8_t tsecs;
+  char *txmem;
+  uint8_t index;
+  uint8_t max_index;
 };
 
 // meter list , enter new meters here
@@ -167,7 +172,7 @@ struct METER_DESC {
 #undef METERS_USED
 #define METERS_USED 1
 struct METER_DESC const meter_desc[METERS_USED]={
-  [0]={3,'o',0,SML_BAUDRATE,"OBIS"}};
+  [0]={3,'o',0,SML_BAUDRATE,"OBIS",-1,1,0}};
 const uint8_t meter[]=
 "1,1-0:1.8.0*255(@1," D_TPWRIN ",KWh," DJ_TPWRIN ",4|"
 "1,1-0:2.8.0*255(@1," D_TPWROUT ",KWh," DJ_TPWROUT ",4|"
@@ -185,7 +190,7 @@ const uint8_t meter[]=
 #undef METERS_USED
 #define METERS_USED 1
 struct METER_DESC const meter_desc[METERS_USED]={
-  [0]={3,'o',0,SML_BAUDRATE,"OBIS"}};
+  [0]={3,'o',0,SML_BAUDRATE,"OBIS",-1,1,0}};
 const uint8_t meter[]=
 "1,1-0:1.8.1*255(@1," D_TPWRIN ",KWh," DJ_TPWRIN ",4|"
 "1,1-0:2.8.1*255(@1," D_TPWROUT ",KWh," DJ_TPWROUT ",4|"
@@ -199,7 +204,7 @@ const uint8_t meter[]=
 #undef METERS_USED
 #define METERS_USED 1
 struct METER_DESC const meter_desc[METERS_USED]={
-  [0]={3,'s',0,SML_BAUDRATE,"SML"}};
+  [0]={3,'s',0,SML_BAUDRATE,"SML",-1,1,0}};
 // 2 Richtungszähler EHZ SML 8 bit 9600 baud, binär
 const uint8_t meter[]=
 //0x77,0x07,0x01,0x00,0x01,0x08,0x00,0xff
@@ -218,7 +223,7 @@ const uint8_t meter[]=
 #undef METERS_USED
 #define METERS_USED 1
 struct METER_DESC const meter_desc[METERS_USED]={
-  [0]={3,'s',0,SML_BAUDRATE,"SML"}};
+  [0]={3,'s',0,SML_BAUDRATE,"SML",-1,1,0}};
 // 2 Richtungszähler EHZ SML 8 bit 9600 baud, binär
 // verbrauch total
 const uint8_t meter[]=
@@ -236,7 +241,7 @@ const uint8_t meter[]=
 #undef METERS_USED
 #define METERS_USED 1
 struct METER_DESC const meter_desc[METERS_USED]={
-  [0]={3,'s',0,SML_BAUDRATE,"SML"}};
+  [0]={3,'s',0,SML_BAUDRATE,"SML",-1,1,0}};
 // 2 Richtungszähler EHZ SML 8 bit 9600 baud, binär
 // verbrauch total
 const uint8_t meter[]=
@@ -252,7 +257,7 @@ const uint8_t meter[]=
 #undef METERS_USED
 #define METERS_USED 1
 struct METER_DESC const meter_desc[METERS_USED]={
-  [0]={3,'s',0,SML_BAUDRATE,"strom"}};
+  [0]={3,'s',0,SML_BAUDRATE,"strom",-1,1,0}};
 const uint8_t meter[]=
 //0x77,0x07,0x01,0x00,0x01,0x08,0x00,0xff
 "1,77070100010800ff@1000," D_TPWRIN ",KWh," DJ_TPWRIN ",4|"
@@ -275,7 +280,7 @@ const uint8_t meter[]=
 #undef METERS_USED
 #define METERS_USED 1
 struct METER_DESC const meter_desc[METERS_USED]={
-  [0]={3,'s',0,SML_BAUDRATE,"SML"}};
+  [0]={3,'s',0,SML_BAUDRATE,"SML",-1,1,0}};
 const uint8_t meter[]=
 //0x77,0x07,0x01,0x00,0x01,0x08,0x01,0xff
 "1,77070100010800ff@1000," D_TPWRIN ",KWh," DJ_TPWRIN ",4|"
@@ -291,9 +296,9 @@ const uint8_t meter[]=
 #define METERS_USED 3
 
 struct METER_DESC const meter_desc[METERS_USED]={
-  [0]={3,'o',0,SML_BAUDRATE,"OBIS"}, // harware serial RX pin
-  [1]={14,'s',0,SML_BAUDRATE,"SML"}, // GPIO14 software serial
-  [2]={4,'o',0,SML_BAUDRATE,"OBIS2"}}; // GPIO4 software serial
+  [0]={3,'o',0,SML_BAUDRATE,"OBIS",-1,1,0}, // harware serial RX pin
+  [1]={14,'s',0,SML_BAUDRATE,"SML",-1,1,0}, // GPIO14 software serial
+  [2]={4,'o',0,SML_BAUDRATE,"OBIS2",-1,1,0}}; // GPIO4 software serial
 
 // 3 Zähler definiert
 const uint8_t meter[]=
@@ -320,8 +325,8 @@ const uint8_t meter[]=
 #define METERS_USED 2
 
 struct METER_DESC const meter_desc[METERS_USED]={
-  [0]={3,'o',0,SML_BAUDRATE,"OBIS1"}, // harware serial RX pin
-  [1]={14,'o',0,SML_BAUDRATE,"OBIS2"}}; // GPIO14 software serial
+  [0]={3,'o',0,SML_BAUDRATE,"OBIS1",-1,1,0}, // harware serial RX pin
+  [1]={14,'o',0,SML_BAUDRATE,"OBIS2",-1,1,0}}; // GPIO14 software serial
 
 // 2 Zähler definiert
 const uint8_t meter[]=
@@ -342,9 +347,9 @@ const uint8_t meter[]=
 #define METERS_USED 3
 
 struct METER_DESC const meter_desc[METERS_USED]={
-  [0]={3,'o',0,SML_BAUDRATE,"OBIS1"}, // harware serial RX pin
-  [1]={14,'o',0,SML_BAUDRATE,"OBIS2"},
-  [2]={1,'o',0,SML_BAUDRATE,"OBIS3"}};
+  [0]={3,'o',0,SML_BAUDRATE,"OBIS1",-1,1,0}, // harware serial RX pin
+  [1]={14,'o',0,SML_BAUDRATE,"OBIS2",-1,1,0},
+  [2]={1,'o',0,SML_BAUDRATE,"OBIS3",-1,1,0}};
 
 // 3 Zähler definiert
 const uint8_t meter[]=
@@ -372,7 +377,7 @@ const uint8_t meter[]=
 #undef METERS_USED
 #define METERS_USED 1
 struct METER_DESC const meter_desc[METERS_USED]={
-[0]={3,'o',0,SML_BAUDRATE,"OBIS"}};
+[0]={3,'o',0,SML_BAUDRATE,"OBIS",-1,1,0}};
 const uint8_t meter[]=
 "1,1-0:1.8.1*255(@1," D_TPWRIN ",KWh," DJ_TPWRIN ",4|"
 "1,=d 1 10 @1," D_TPWRCURR ",W," DJ_TPWRCURR ",0|"
@@ -385,7 +390,7 @@ const uint8_t meter[]=
 #undef METERS_USED
 #define METERS_USED 1
 struct METER_DESC const meter_desc[METERS_USED]={
-[0]={3,'s',0,SML_BAUDRATE,"SML"}};
+[0]={3,'s',0,SML_BAUDRATE,"SML",-1,1,0}};
 // 2 Richtungszähler EHZ SML 8 bit 9600 baud, binär
 const uint8_t meter[]=
 //0x77,0x07,0x01,0x00,0x01,0x08,0x00,0xff
@@ -407,7 +412,7 @@ const uint8_t meter[]=
 #undef METERS_USED
 #define METERS_USED 3
 struct METER_DESC const meter_desc[METERS_USED]={
-  [0]={3,'o',0,SML_BAUDRATE,"OBIS"}, // harware serial RX pin
+  [0]={3,'o',0,SML_BAUDRATE,"OBIS",-1,1,0}, // harware serial RX pin
   [1]={14,'c',0,50,"Gas"}, // GPIO14 gas counter
   [2]={1,'c',0,10,"Wasser"}}; // water counter
 
@@ -430,9 +435,9 @@ const uint8_t meter[]=
 #define METERS_USED 3
 
 struct METER_DESC const meter_desc[METERS_USED]={
-  [0]={1,'c',0,10,"H20"}, // GPIO1 Wasser Zähler
-  [1]={4,'c',0,50,"GAS"}, // GPIO4 gas Zähler
-  [2]={3,'s',0,SML_BAUDRATE,"SML"}}; // SML harware serial RX pin
+  [0]={1,'c',0,10,"H20",-1,1,0}, // GPIO1 Wasser Zähler
+  [1]={4,'c',0,50,"GAS",-1,1,0}, // GPIO4 gas Zähler
+  [2]={3,'s',0,SML_BAUDRATE,"SML",-1,1,0}}; // SML harware serial RX pin
 
 const uint8_t meter[]=
 //----------------------------Wasserzähler--sensor53 c1------------------------------------
@@ -516,7 +521,7 @@ char meter_id[MAX_METERS][METER_ID_SIZE];
 #define EBUS_SYNC		0xaa
 #define EBUS_ESC    0xa9
 uint8_t ebus_pos;
-
+uint8_t mbus_pos;
 
 #ifdef USE_MEDIAN_FILTER
 // median filter, should be odd size
@@ -786,32 +791,20 @@ uint8_t dump2log=0;
 
 bool Serial_available() {
   uint8_t num=dump2log&7;
-  if (num<1 || num>meters_used) return Serial.available();
-  if (num==1) {
-      return Serial.available();
-  } else {
-    return meter_ss[num-1]->available();
-  }
+  if (num<1 || num>meters_used) num=1;
+  return meter_ss[num-1]->available();
 }
 
 uint8_t Serial_read() {
   uint8_t num=dump2log&7;
-  if (num<1 || num>meters_used) return Serial.read();
-  if (num==1) {
-      return Serial.read();
-  } else {
-    return meter_ss[num-1]->read();
-  }
+  if (num<1 || num>meters_used) num=1;
+  return meter_ss[num-1]->read();
 }
 
 uint8_t Serial_peek() {
   uint8_t num=dump2log&7;
-  if (num<1 || num>meters_used) return Serial.peek();
-  if (num==1) {
-      return Serial.peek();
-  } else {
-    return meter_ss[num-1]->peek();
-  }
+  if (num<1 || num>meters_used) num=1;
+  return meter_ss[num-1]->peek();
 }
 
 void Dump2log(void) {
@@ -1154,15 +1147,13 @@ uint8_t ebus_CalculateCRC( uint8_t *Data, uint16_t DataLen ) {
 
 void sml_shift_in(uint32_t meters,uint32_t shard) {
   uint32_t count;
-  if (meter_desc_p[meters].type!='e') {
+  if (meter_desc_p[meters].type!='e' && meter_desc_p[meters].type!='m') {
     // shift in
     for (count=0; count<SML_BSIZ-1; count++) {
       smltbuf[meters][count]=smltbuf[meters][count+1];
     }
   }
-  uint8_t iob;
-  if (shard) iob=(uint8_t)Serial.read();
-  else iob=(uint8_t)meter_ss[meters]->read();
+  uint8_t iob=(uint8_t)meter_ss[meters]->read();
 
   if (meter_desc_p[meters].type=='o') {
     smltbuf[meters][SML_BSIZ-1]=iob&0x7f;
@@ -1170,6 +1161,13 @@ void sml_shift_in(uint32_t meters,uint32_t shard) {
     smltbuf[meters][SML_BSIZ-1]=iob;
   } else if (meter_desc_p[meters].type=='r') {
     smltbuf[meters][SML_BSIZ-1]=iob;
+  } else if (meter_desc_p[meters].type=='m') {
+    smltbuf[meters][mbus_pos] = iob;
+    mbus_pos++;
+    if (mbus_pos>=9) {
+      SML_Decode(meters);
+      mbus_pos=0;
+    }
   } else {
     if (iob==EBUS_SYNC) {
     	// should be end of telegramm
@@ -1200,7 +1198,7 @@ void sml_shift_in(uint32_t meters,uint32_t shard) {
 		}
   }
   sb_counter++;
-  if (meter_desc_p[meters].type!='e') SML_Decode(meters);
+  if (meter_desc_p[meters].type!='e' && meter_desc_p[meters].type!='m') SML_Decode(meters);
 }
 
 
@@ -1211,14 +1209,8 @@ uint32_t meters;
     for (meters=0; meters<meters_used; meters++) {
       if (meter_desc_p[meters].type!='c') {
         // poll for serial input
-        if (meter_desc_p[meters].srcpin==3) {
-          while (Serial.available()) {
-            sml_shift_in(meters,1);
-          }
-        } else {
-          while (meter_ss[meters]->available()) {
-            sml_shift_in(meters,0);
-          }
+        while (meter_ss[meters]->available()) {
+          sml_shift_in(meters,0);
         }
       }
     }
@@ -1348,7 +1340,8 @@ void SML_Decode(uint8_t index) {
     } else {
       // compare value
       uint8_t found=1;
-      int32_t ebus_dval=99;
+      uint32_t ebus_dval=99;
+      float mbus_dval=99;
       while (*mp!='@') {
         if (meter_desc_p[mindex].type=='o' || meter_desc_p[mindex].type=='c') {
           if (*mp++!=*cp++) {
@@ -1363,7 +1356,7 @@ void SML_Decode(uint8_t index) {
               found=0;
             }
           } else {
-            // ebus or raw
+            // ebus mbus or raw
             // XXHHHHSSUU
             if (*mp=='x' && *(mp+1)=='x') {
               //ignore
@@ -1379,7 +1372,7 @@ void SML_Decode(uint8_t index) {
               ebus_dval=val;
               mp+=2;
             }
-            else if (*mp=='s' && *(mp+1)=='s' && *(mp+2)=='s' && *(mp+3)=='s'){
+            else if (*mp=='s' && *(mp+1)=='s' && *(mp+2)=='s' && *(mp+3)=='s') {
               int16_t val = *cp|(*(cp+1)<<8);
               ebus_dval=val;
               mp+=4;
@@ -1389,7 +1382,15 @@ void SML_Decode(uint8_t index) {
               int8_t val = *cp++;
               ebus_dval=val;
               mp+=2;
-            } else {
+            }
+            else if (*mp=='f' && *(mp+1)=='f' && *(mp+2)=='f' && *(mp+3)=='f' && *(mp+4)=='f' && *(mp+5)=='f' && *(mp+6)=='f' && *(mp+7)=='f') {
+              uint32_t val= (*(cp+0)<<24)|(*(cp+1)<<16)|(*(cp+2)<<8)|(*(cp+3)<<0);
+              float *fp=(float*)&val;
+              mbus_dval=*fp;
+              mp+=8;
+              cp+=4;
+            }
+            else {
               uint8_t val = hexnibble(*mp++) << 4;
               val |= hexnibble(*mp++);
               if (val!=*cp++) {
@@ -1418,7 +1419,7 @@ void SML_Decode(uint8_t index) {
           }
         } else {
           double dval;
-          if (meter_desc_p[mindex].type!='e' && meter_desc_p[mindex].type!='r') {
+          if (meter_desc_p[mindex].type!='e' && meter_desc_p[mindex].type!='r' && meter_desc_p[mindex].type!='m') {
             // get numeric values
             if (meter_desc_p[mindex].type=='o' || meter_desc_p[mindex].type=='c') {
               dval=xCharToDouble((char*)cp);
@@ -1426,7 +1427,7 @@ void SML_Decode(uint8_t index) {
               dval=sml_getvalue(cp,mindex);
             }
           } else {
-            // ebus
+            // ebus or mbus
             if (*mp=='b') {
               mp++;
               uint8_t shift=*mp&7;
@@ -1434,7 +1435,23 @@ void SML_Decode(uint8_t index) {
               ebus_dval&=1;
               mp+=2;
             }
-            dval=ebus_dval;
+            if (*mp=='i') {
+              // mbus index
+              mp++;
+              uint8_t mb_index=strtol((char*)mp,(char**)&mp,10);
+              if (mb_index!=meter_desc_p[mindex].index) {
+                goto nextsect;
+              }
+              uint16_t crc = MBUS_calculateCRC(&smltbuf[mindex][0],7);
+              if (lowByte(crc)!=smltbuf[mindex][7]) goto nextsect;
+              if (highByte(crc)!=smltbuf[mindex][8]) goto nextsect;
+              dval=mbus_dval;
+              //AddLog_P2(LOG_LEVEL_INFO, PSTR(">> %s"),mp);
+              mp++;
+            } else {
+              dval=ebus_dval;
+            }
+
           }
 #ifdef USE_MEDIAN_FILTER
           meter_vars[vindex]=median(&sml_mf[vindex],dval);
@@ -1723,6 +1740,14 @@ void SML_Init(void) {
 
 
 #ifdef USE_SCRIPT
+
+  for (uint32_t cnt=0;cnt<MAX_METERS;cnt++) {
+    if (script_meter_desc[cnt].txmem) {
+     free(script_meter_desc[cnt].txmem);
+     script_meter_desc[cnt].txmem=0;
+   }
+  }
+
   uint8_t meter_script=Run_Scripter(">M",-2,0);
   if (meter_script==99) {
     // use script definition
@@ -1782,13 +1807,42 @@ void SML_Init(void) {
           lp++;
           script_meter_desc[index].prefix[7]=0;
           for (uint32_t cnt=0; cnt<8; cnt++) {
-            if (*lp==SCRIPT_EOL) {
+            if (*lp==SCRIPT_EOL || *lp==',') {
               script_meter_desc[index].prefix[cnt]=0;
-              lp--;
               break;
             }
             script_meter_desc[index].prefix[cnt]=*lp++;
           }
+          if (*lp==',') {
+            lp++;
+            script_meter_desc[index].trxpin=strtol(lp,&lp,10);
+            if (*lp!=',') goto next_line;
+            lp++;
+            script_meter_desc[index].tsecs=strtol(lp,&lp,10);
+            if (*lp==',') {
+              lp++;
+              char txbuff[256];
+              uint32_t txlen=0,tx_entries=1;
+              for (uint32_t cnt=0; cnt<sizeof(txbuff); cnt++) {
+                if (*lp==SCRIPT_EOL) {
+                  txbuff[cnt]=0;
+                  txlen=cnt;
+                  break;
+                }
+                if (*lp==',') tx_entries++;
+                txbuff[cnt]=*lp++;
+              }
+              if (txlen) {
+                script_meter_desc[index].txmem=(char*)calloc(txlen+2,1);
+                if (script_meter_desc[index].txmem) {
+                  strcpy(script_meter_desc[index].txmem,txbuff);
+                }
+                script_meter_desc[index].index=0;
+                script_meter_desc[index].max_index=tx_entries;
+              }
+            }
+          }
+          if (*lp==SCRIPT_EOL) lp--;
           goto next_line;
         }
 
@@ -1862,19 +1916,20 @@ next_line:
         }
     } else {
       // serial input, init
-      if (meter_desc_p[meters].srcpin==3) {
-        ClaimSerial();
-        SetSerialBaudrate(meter_desc_p[meters].params);
-      } else {
 #ifdef SPECIAL_SS
-        meter_ss[meters] = new TasmotaSerial(meter_desc_p[meters].srcpin,-1,0,1);
+        if (meter_desc_p[meters].type=='m') {
+          meter_ss[meters] = new TasmotaSerial(meter_desc_p[meters].srcpin,meter_desc_p[meters].trxpin,1);
+        } else {
+          meter_ss[meters] = new TasmotaSerial(meter_desc_p[meters].srcpin,meter_desc_p[meters].trxpin,1,1);
+        }
 #else
-        meter_ss[meters] = new TasmotaSerial(meter_desc_p[meters].srcpin,-1);
+        meter_ss[meters] = new TasmotaSerial(meter_desc_p[meters].srcpin,meter_desc_p[meters].trxpin,1);
 #endif
         if (meter_ss[meters]->begin(meter_desc_p[meters].params)) {
           meter_ss[meters]->flush();
         }
-      }
+        if (meter_ss[meters]->hardwareSerial()) { ClaimSerial(); }
+
     }
   }
 
@@ -1958,25 +2013,102 @@ uint32_t ctime=millis();
   }
 }
 
-#ifdef SML_SEND_SEQ
-#define SML_SEQ_PERIOD 5
-uint8_t sml_seq_cnt;
-void SendSeq(void) {
-  sml_seq_cnt++;
-  if (sml_seq_cnt>SML_SEQ_PERIOD) {
-    sml_seq_cnt=0;
-    // send sequence every N Seconds
-    uint8_t sequence[]={0x2F,0x3F,0x21,0x0D,0x0A,0};
-    uint8_t *ucp=sequence;
-    while (*ucp) {
-      uint8_t iob=*ucp++;
-      // for no parity disable next line
-      iob|=(CalcEvenParity(iob)<<7);
-      Serial.write(iob);
+#ifdef USE_SCRIPT
+char *SML_Get_Sequence(char *cp,uint32_t index) {
+  if (!index) return cp;
+  uint32_t cindex=0;
+  while (cp) {
+    cp=strchr(cp,',');
+    if (cp) {
+      cp++;
+      cindex++;
+      if (cindex==index) {
+        return cp;
+      }
     }
   }
 }
 
+uint8_t sml_250ms_cnt;
+
+
+void SML_Check_Send(void) {
+  sml_250ms_cnt++;
+  for (uint32_t cnt=0; cnt<meters_used; cnt++) {
+    if (script_meter_desc[cnt].trxpin>=0 && script_meter_desc[cnt].txmem) {
+      if ((sml_250ms_cnt%script_meter_desc[cnt].tsecs)==0) {
+        if (script_meter_desc[cnt].max_index>1) {
+          script_meter_desc[cnt].index++;
+          if (script_meter_desc[cnt].index>=script_meter_desc[cnt].max_index) {
+            script_meter_desc[cnt].index=0;
+          }
+          char *cp=SML_Get_Sequence(script_meter_desc[cnt].txmem,script_meter_desc[cnt].index);
+          SML_Send_Seq(cnt,cp);
+          //AddLog_P2(LOG_LEVEL_INFO, PSTR(">> %s"),cp);
+        } else {
+          SML_Send_Seq(cnt,script_meter_desc[cnt].txmem);
+        }
+      }
+    }
+  }
+}
+
+uint8_t sml_hexnibble(char chr) {
+  uint8_t rVal = 0;
+  if (isdigit(chr)) {
+    rVal = chr - '0';
+  } else  {
+    if (chr >= 'A' && chr <= 'F') rVal = chr + 10 - 'A';
+    if (chr >= 'a' && chr <= 'f') rVal = chr + 10 - 'a';
+  }
+  return rVal;
+}
+
+// send sequence every N Seconds
+void SML_Send_Seq(uint32_t meter,char *seq) {
+  uint8_t sbuff[32];
+  uint8_t *ucp=sbuff,slen;
+  char *cp=seq;
+  while (*cp) {
+    if (!*cp || !*(cp+1)) break;
+    if (*cp==',') break;
+    uint8_t iob=(sml_hexnibble(*cp) << 4) | sml_hexnibble(*(cp+1));
+    cp+=2;
+    *ucp++=iob;
+    slen++;
+    if (slen>=sizeof(sbuff)) break;
+  }
+  if (script_meter_desc[meter].type=='m') {
+    *ucp++=0;
+    *ucp++=2;
+    // append crc
+    uint16_t crc = MBUS_calculateCRC(sbuff,6);
+    *ucp++=lowByte(crc);
+    *ucp++=highByte(crc);
+    slen+=4;
+  }
+  meter_ss[meter]->write(sbuff,slen);
+}
+#endif // USE_SCRIPT
+
+uint16_t MBUS_calculateCRC(uint8_t *frame, uint8_t num) {
+  uint16_t crc, flag;
+  crc = 0xFFFF;
+  for (uint32_t i = 0; i < num; i++) {
+    crc ^= frame[i];
+    for (uint32_t j = 8; j; j--) {
+      if ((crc & 0x0001) != 0) {        // If the LSB is set
+        crc >>= 1;                      // Shift right and XOR 0xA001
+        crc ^= 0xA001;
+      } else {                          // Else LSB is not set
+        crc >>= 1;                      // Just shift right
+      }
+    }
+  }
+  return crc;
+}
+
+/*
 // for odd parity init with 1
 uint8_t CalcEvenParity(uint8_t data) {
 uint8_t parity=0;
@@ -1987,7 +2119,7 @@ uint8_t parity=0;
   }
   return parity;
 }
-#endif
+*/
 
 
 // dump to log shows serial data on console
@@ -2053,6 +2185,7 @@ void SML_CounterSaveState(void) {
 
 
 
+
 /*********************************************************************************************\
  * Interface
 \*********************************************************************************************/
@@ -2070,11 +2203,11 @@ bool Xsns53(byte function) {
         if (dump2log) Dump2log();
         else SML_Poll();
         break;
-#ifdef SML_SEND_SEQ
-      case FUNC_EVERY_SECOND:
-        SendSeq();
+#ifdef USE_SCRIPT
+      case FUNC_EVERY_250_MSECOND:
+        SML_Check_Send();
         break;
-#endif
+#endif // USE_SCRIPT
       case FUNC_JSON_APPEND:
         SML_Show(1);
         break;