diff --git a/lighthub/colorchannel.cpp b/lighthub/colorchannel.cpp
new file mode 100644
index 0000000..e5170d8
--- /dev/null
+++ b/lighthub/colorchannel.cpp
@@ -0,0 +1,86 @@
+#include "colorchannel.h"
+#include "Arduino.h"
+#include "options.h"
+#include "Streaming.h"
+
+#include "item.h"
+#include "main.h"
+
+
+int out_dmx::Ctrl(itemCmd cmd, char* subItem)
+{
+
+int chActive = item->isActive();
+bool toExecute = (chActive>0); // execute if channel is active now
+int suffixCode = cmd.getSuffix();
+itemCmd st(ST_HSV);
+
+if (!suffixCode) toExecute=true; //forced execute if no suffix
+if (cmd.isCommand() && !suffixCode) suffixCode=S_CMD; //if some known command recognized , but w/o correct cmd suffix - threat it as command
+
+switch(suffixCode)
+{
+case S_NOTFOUND:
+  // turn on  and set
+toExecute = true;
+case S_SET:
+case S_HSV:
+          st.loadItem(item);
+          st.assignFrom(cmd);
+          PixelCtrl(st, subItem, toExecute);
+          st.saveItem(item);
+
+          if (!suffixCode)
+          {
+            if (chActive>0 && !st.getPercents()) item->setCmd(CMD_OFF);
+            if (chActive==0 && st.getPercents()) item->setCmd(CMD_ON);
+            item->SendStatus(SEND_COMMAND | SEND_PARAMETERS | SEND_DEFFERED);
+          }
+          else    item->SendStatus(SEND_PARAMETERS | SEND_DEFFERED);
+          return 1;
+/*
+case S_HUE:
+     st.setH(uint16_t);
+     break;
+
+case S_SAT:
+     st.setS(uint8_t);
+     break;
+*/
+case S_CMD:
+      item->setCmd(cmd.getCmd());
+      switch (cmd.getCmd())
+          {
+          case CMD_ON:
+           //retrive stored values
+           if (st.loadItem(item))
+            {
+            if (st.param.aslong && (st.param.v<MIN_VOLUME)) {
+                                                            st.Percents(INIT_VOLUME);
+                                                            }
+
+              debugSerial<<F("Restored: ")<<st.param.h<<F(",")<<st.param.s<<F(",")<<st.param.v<<endl;
+           }
+            else // Not restored
+            {
+              st.setDefault();
+              debugSerial<<st.param.aslong<<F(": No stored values - default\n");
+            }
+
+            st.saveItem(item, subItem, true);
+            PixelCtrl(st);
+            item->SendStatus(SEND_COMMAND | SEND_PARAMETERS );
+            return 1;
+
+            case CMD_OFF:
+              st.Percents(0);
+              PixelCtrl(st, subItem, true);
+              item->SendStatus(SEND_COMMAND);
+            return 1;
+          } //switch cmd
+} //switch suffix
+
+debugSerial<<F("Unknown cmd")<<endl;
+return 0;
+
+}
diff --git a/lighthub/colorchannel.h b/lighthub/colorchannel.h
new file mode 100644
index 0000000..0cf61ce
--- /dev/null
+++ b/lighthub/colorchannel.h
@@ -0,0 +1,17 @@
+
+#pragma once
+#include "options.h"
+
+
+#include <abstractout.h>
+#include <item.h>
+
+class colorChannel : public abstractOut {
+public:
+
+    colorChannel(Item * _item):abstractOut(_item){};
+    int Ctrl(itemCmd cmd, char* subItem=NULL) override;
+    virtual int PixelCtrl(itemCmd cmd, char* subItem=NULL, bool show=true ) =0;
+
+protected:
+};
diff --git a/lighthub/item.cpp b/lighthub/item.cpp
index 0f3690d..90a33f6 100644
--- a/lighthub/item.cpp
+++ b/lighthub/item.cpp
@@ -45,6 +45,7 @@ e-mail    anklimov@gmail.com
 #include "modules/out_motor.h"
 #include "modules/out_modbus.h"
 #include "modules/out_dmx.h"
+#include "modules/out_pwm.h"
 
 short modbusBusy = 0;
 extern aJsonObject *pollingItem;
@@ -124,9 +125,14 @@ void Item::Parse() {
         itemExt = aJson.getArrayItem(itemArr, I_EXT);
         switch (itemType)
         {
+          case CH_PWM:
+          driver = new out_pwm (this);
+          break;
+
 #ifndef   DMX_DISABLE
             case CH_RGBW:
             case CH_RGB:
+            case CH_DIMMER:
             driver = new out_dmx (this);
   //          debugSerial<<F("SPILED driver created")<<endl;
             break;
diff --git a/lighthub/modules/out_dmx.cpp b/lighthub/modules/out_dmx.cpp
index eb29243..abd236c 100644
--- a/lighthub/modules/out_dmx.cpp
+++ b/lighthub/modules/out_dmx.cpp
@@ -57,7 +57,9 @@ itemCmd st(ST_RGB);
 st.assignFrom(cmd);
 
     switch (getChanType())
-    {
+    { case CH_DIMMER:
+      DmxWrite(iaddr + 3, cmd.getPercents255());
+      break;
       case CH_RGBW:
       DmxWrite(iaddr + 3, st.param.w);
       case CH_RGB:
@@ -70,84 +72,5 @@ st.assignFrom(cmd);
 return 1;
 }
 
-int out_dmx::Ctrl(itemCmd cmd, char* subItem)
-{
-
-int chActive = item->isActive();
-bool toExecute = (chActive>0); // execute if channel is active now
-int suffixCode = cmd.getSuffix();
-itemCmd st(ST_HSV);
-
-if (!suffixCode) toExecute=true; //forced execute if no suffix
-if (cmd.isCommand() && !suffixCode) suffixCode=S_CMD; //if some known command recognized , but w/o correct cmd suffix - threat it as command
-
-switch(suffixCode)
-{
-case S_NOTFOUND:
-  // turn on  and set
-toExecute = true;
-case S_SET:
-case S_HSV:
-          st.loadItem(item);
-          st.assignFrom(cmd);
-          if (toExecute) PixelCtrl(st);
-          st.saveItem(item);
-
-          if (!suffixCode)
-          {
-            if (chActive>0 && !st.getPercents()) item->setCmd(CMD_OFF);
-            if (chActive==0 && st.getPercents()) item->setCmd(CMD_ON);
-            item->SendStatus(SEND_COMMAND | SEND_PARAMETERS | SEND_DEFFERED);
-          }
-          else    item->SendStatus(SEND_PARAMETERS | SEND_DEFFERED);
-          return 1;
-/*
-case S_HUE:
-     st.setH(uint16_t);
-     break;
-
-case S_SAT:
-     st.setS(uint8_t);
-     break;
-*/
-case S_CMD:
-      item->setCmd(cmd.getCmd());
-      switch (cmd.getCmd())
-          {
-          case CMD_ON:
-           //retrive stored values
-           if (st.loadItem(item))
-            {
-            if (st.param.aslong && (st.param.v<MIN_VOLUME)) {
-                                                            st.Percents(INIT_VOLUME);
-                                                            }
-
-              debugSerial<<F("Restored: ")<<st.param.h<<F(",")<<st.param.s<<F(",")<<st.param.v<<endl;
-           }
-            else // Not restored
-            {
-              st.setDefault();
-              debugSerial<<st.param.aslong<<F(": No stored values - default\n");
-            }
-
-            st.saveItem(item);
-            PixelCtrl(st);
-            item->SendStatus(SEND_COMMAND | SEND_PARAMETERS );
-            return 1;
-
-            case CMD_OFF:
-              st.Percents(0);
-              PixelCtrl(st);
-              item->SendStatus(SEND_COMMAND);
-            return 1;
-          } //switch cmd
-} //switch suffix
-
-debugSerial<<F("Unknown cmd")<<endl;
-return 0;
-
-}
-
-
 
 #endif
diff --git a/lighthub/modules/out_pwm.cpp b/lighthub/modules/out_pwm.cpp
new file mode 100644
index 0000000..96cbb3f
--- /dev/null
+++ b/lighthub/modules/out_pwm.cpp
@@ -0,0 +1,65 @@
+#include "modules/out_pwm.h"
+#include "Arduino.h"
+#include "options.h"
+#include "Streaming.h"
+
+#include "item.h"
+#include "main.h"
+#include "dmx.h"
+
+static int driverStatus = CST_UNKNOWN;
+
+int  out_pwm::Setup()
+{
+debugSerial<<F("PWM-Out Init")<<endl;
+driverStatus = CST_INITIALIZED;
+return 1;
+}
+
+int  out_pwm::Stop()
+{
+debugSerial<<F("PWM-Out stop")<<endl;
+driverStatus = CST_UNKNOWN;
+return 1;
+}
+
+int  out_pwm::Status()
+{
+return driverStatus;
+}
+
+int out_pwm::isActive()
+{
+itemArgStore st;
+st.aslong = item->getVal(); //Restore old params
+debugSerial<< F(" val:")<<st.v<<endl;
+return st.v;
+}
+
+int out_pwm::Poll(short cause)
+{
+return 0;
+};
+
+int out_pwm::getChanType()
+{
+  if (item) return item->itemType;
+  return 0;
+}
+
+int out_pwm::PixelCtrl(itemCmd cmd)
+{
+if (!item) return 0;
+int iaddr = item->getArg(0);
+itemCmd st(ST_RGB);
+st.assignFrom(cmd);
+
+    switch (getChanType())
+    { case CH_PWM:
+//      DmxWrite(iaddr + 3, cmd.getPercents255());
+      break;
+
+      default: ;
+    }
+return 1;
+}
diff --git a/lighthub/modules/out_pwm.h b/lighthub/modules/out_pwm.h
new file mode 100644
index 0000000..5e12b2f
--- /dev/null
+++ b/lighthub/modules/out_pwm.h
@@ -0,0 +1,26 @@
+
+#pragma once
+#include "options.h"
+#ifndef DMX_DISABLE
+
+#include <abstractout.h>
+#include <item.h>
+#include "colorchannel.h"
+
+class out_dmx : public colorChannel {
+public:
+
+    out_pwm(Item * _item):colorChannel(_item){};
+    int Setup() override;
+    int Poll(short cause) override;
+    int Stop() override;
+    int Status() override;
+    int isActive() override;
+    int getChanType() override;
+    //int Ctrl(itemCmd cmd, char* subItem=NULL) override;
+    //int PixelCtrl(itemCmd cmd) override;
+    int PixelCtrl(itemCmd cmd, char* subItem=NULL, bool show=true ) override;
+
+protected:
+};
+#endif
diff --git a/lighthub/modules/out_spiled.cpp b/lighthub/modules/out_spiled.cpp
index 0fd9d9c..e6eb44d 100644
--- a/lighthub/modules/out_spiled.cpp
+++ b/lighthub/modules/out_spiled.cpp
@@ -109,8 +109,20 @@ int out_SPILed::getChanType()
    return CH_RGBW;
 }
 
-int out_SPILed::PixelCtrl(itemCmd cmd, int from, int to, bool show)
+int PixelCtrl(itemCmd cmd, char* subItem=NULL, bool show );
+//int out_SPILed::PixelCtrl(itemCmd cmd, int from, int to, bool show)
 {
+
+int from=0, to=numLeds-1; //All LEDs on the strip by default
+  // retrive LEDs range from suffix
+ if (subItem)
+  { //Just single LED to control todo - range
+  //  debugSerial<<F("Range:")<<subItem<<endl;
+    if (sscanf(subItem,"%d-%d",&from,&to) == 1) to=from;
+  }
+  debugSerial<<from<<F("-")<<to<<F(" cmd=")<<cmd.getCmd()<<endl;
+
+
 itemCmd st(ST_RGB);
 
 #ifdef ADAFRUIT_LED
@@ -162,12 +174,13 @@ CRGB pixel;
           #else
           FastLED.show();
           #endif
-
           debugSerial<<F("Show")<<endl;
           }
 return 1;
+
 }
 
+/*
 int out_SPILed::Ctrl(itemCmd cmd,   char* subItem)
 {
 int chActive = item->isActive();
@@ -196,30 +209,6 @@ case S_HSV:
           //st.Int(item->getVal()); //Restore old params
           st.loadItem(item);
           st.assignFrom(cmd);
-/*
-          switch (n) //How many parameters are passed?
-          {
-            case 1:
-            st.v = Parameters[0]; //Volume only
-            if (!st.hsv_flag)
-              {
-                st.h = 0; //Filling by default
-                st.s = 0;
-                st.hsv_flag = 1; // Mark stored vals as HSV
-              }
-            break;
-            case 2: // Just hue and saturation
-              st.h = Parameters[0];
-              st.s = Parameters[1];
-              st.hsv_flag = 1;
-            break;
-            case 3: //complete triplet
-            st.h = Parameters[0];
-            st.s = Parameters[1];
-            st.v = Parameters[2];
-            st.hsv_flag = 1;
-          }
-*/
 
           PixelCtrl(st,from,to,toExecute);
 
@@ -238,24 +227,6 @@ case S_HSV:
           return 1;
           //break;
 
-/*
-case S_RGB:
-  st.r = Parameters[0];
-  st.g = Parameters[1];
-  st.b = Parameters[2];
-  st.w = 0;
-  st.hsv_flag = 0;
-PixelCtrl(&st,0,from,to,toExecute,true);
-//item->setVal(st.aslong); //Store
-if (!suffixCode)
-{
-  if (chActive>0 && !st.aslong) item->setCmd(CMD_OFF);
-  if (chActive==0 && st.aslong) item->setCmd(CMD_ON);
-  item->SendStatus(SEND_COMMAND | SEND_PARAMETERS | SEND_DEFFERED);
-}
-else    item->SendStatus(SEND_PARAMETERS | SEND_DEFFERED);
-return 1;
-//break; */
 case S_CMD:
       item->setCmd(cmd.getCmd());
       switch (cmd.getCmd())
@@ -268,7 +239,7 @@ case S_CMD:
                       PixelCtrl(st.Cmd(CMD_ON),from,to);
            else  //whole strip
             {
-            if (st.param.aslong && (st.param.v<MIN_VOLUME) /* && send */) st.Percents(INIT_VOLUME);
+            if (st.param.aslong && (st.param.v<MIN_VOLUME) ) st.Percents(INIT_VOLUME);
             //item->setVal(st.getInt());
             st.saveItem(item);
 
@@ -313,4 +284,6 @@ debugSerial<<F("Unknown cmd")<<endl;
 return 0;
 }
 
+*/
+
 #endif
diff --git a/lighthub/modules/out_spiled.h b/lighthub/modules/out_spiled.h
index aa2737b..45333bd 100644
--- a/lighthub/modules/out_spiled.h
+++ b/lighthub/modules/out_spiled.h
@@ -1,11 +1,12 @@
 
 #pragma once
 #include "options.h"
+#include "colorchannel.h"
 #ifndef SPILED_DISABLE
 #include <abstractout.h>
 #include <item.h>
-#ifdef ADAFRUIT_LED
 
+#ifdef ADAFRUIT_LED
 #include <Adafruit_NeoPixel.h>
 #else
 #include "FastLED.h"
@@ -14,7 +15,7 @@
 class out_SPILed : public abstractOut {
 public:
 
-    out_SPILed(Item * _item):abstractOut(_item){getConfig();};
+    out_SPILed(Item * _item):colorChannel(_item){getConfig();};
     int Setup() override;
     int Poll(short cause) override;
     int Stop() override;
@@ -22,8 +23,9 @@ public:
     int isActive() override;
     int getChanType() override;
     //int Ctrl(short cmd, short n=0, int * Parameters=NULL,  int suffixCode=0, char* subItem=NULL) override;
-    int Ctrl(itemCmd cmd, char* subItem=NULL) override;
-    int PixelCtrl(itemCmd cmd, int from =0 , int to = 1024, bool show = 1);
+    //int Ctrl(itemCmd cmd, char* subItem=NULL) override;
+    int PixelCtrl(itemCmd cmd, char* subItem=NULL, bool show=true ) override;
+    //int PixelCtrl(itemCmd cmd, int from =0 , int to = 1024, bool show = 1) override;
     int numLeds;
     int8_t pin;
     int ledsType;
diff --git a/prepareDue.bat b/prepareDue.bat
new file mode 100644
index 0000000..04fa9e5
--- /dev/null
+++ b/prepareDue.bat
@@ -0,0 +1 @@
+cscript //NoLogo sed.vbs "s/void USART0_Handler(void)/void USART0_Handler(void ) __attribute__((weak)); void USART0_Handler(void )/" < %HOMEPATH%\.platformio\packages\framework-arduinosam\variants\arduino_due_x\variant.cpp
diff --git a/sed.vbs b/sed.vbs
new file mode 100644
index 0000000..1a8dbb1
--- /dev/null
+++ b/sed.vbs
@@ -0,0 +1,11 @@
+Dim pat, patparts, rxp, inp
+pat = WScript.Arguments(0)
+patparts = Split(pat,"/")
+Set rxp = new RegExp
+rxp.Global = True
+rxp.Multiline = False
+rxp.Pattern = patparts(1)
+Do While Not WScript.StdIn.AtEndOfStream
+  inp = WScript.StdIn.ReadLine()
+  WScript.Echo rxp.Replace(inp, patparts(2))
+Loop
\ No newline at end of file