diff --git a/include/classes/IoTItem.h b/include/classes/IoTItem.h
index c87f925c..890173d5 100644
--- a/include/classes/IoTItem.h
+++ b/include/classes/IoTItem.h
@@ -51,6 +51,7 @@ class IoTItem {
 
     // хуки для системных событий
     virtual void onRegEvent(IoTItem* item);
+    virtual void onMqttRecive(char* topic, uint8_t* payload, size_t length);
 
     //методы для графиков
     virtual void publishValue();
diff --git a/include/classes/IoTScenario.h b/include/classes/IoTScenario.h
index c1a6cf83..bee35bb0 100644
--- a/include/classes/IoTScenario.h
+++ b/include/classes/IoTScenario.h
@@ -51,7 +51,7 @@ class IoTScenario {
     int GetTokPrecedence();
 
     /// Error* - Это небольшие вспомогательные функции для обработки ошибок.
-    ExprAST *Error(const char *Str);
+    ExprAST *Error(const String& Str);
 
     /// identifierexpr
     ///   ::= identifier
diff --git a/src/MqttClient.cpp b/src/MqttClient.cpp
index e86131ce..77a89e6f 100644
--- a/src/MqttClient.cpp
+++ b/src/MqttClient.cpp
@@ -117,6 +117,11 @@ void mqttSubscribe() {
 }
 
 void mqttCallback(char* topic, uint8_t* payload, size_t length) {
+    // распространяем принятое сообщение через хуки
+    for (std::list<IoTItem*>::iterator it = IoTItems.begin(); it != IoTItems.end(); ++it) {
+        (*it)->onMqttRecive(topic, payload, length);
+    }
+
     String topicStr = String(topic);
     // SerialPrint("i", "=>MQTT", topicStr);
     String payloadStr;
@@ -188,7 +193,7 @@ void mqttCallback(char* topic, uint8_t* payload, size_t length) {
     //        loadScenario();
     //        SerialPrint("i", F("=>MQTT"), F("Scenario received"));
     //    }
-    //}
+    //} 
 }
 
 boolean publish(const String& topic, const String& data) {
diff --git a/src/classes/IoTItem.cpp b/src/classes/IoTItem.cpp
index 095e6c18..063ae3cb 100644
--- a/src/classes/IoTItem.cpp
+++ b/src/classes/IoTItem.cpp
@@ -175,6 +175,8 @@ void IoTItem::checkIntFromNet() {
 
 void IoTItem::onRegEvent(IoTItem* item) {}
 
+void IoTItem::onMqttRecive(char* topic, uint8_t* payload, size_t length) {}
+
 void IoTItem::publishValue() {}
 
 void IoTItem::clearValue() {}
diff --git a/src/classes/IoTScenario.cpp b/src/classes/IoTScenario.cpp
index 0d30e477..8173ffb9 100644
--- a/src/classes/IoTScenario.cpp
+++ b/src/classes/IoTScenario.cpp
@@ -296,7 +296,7 @@ class CallExprAST : public ExprAST {
         //if (!ItemIsLocal) Item = findIoTItem(Callee);  // пробуем найти переменную если она не локальная (могла придти по сети в процессе)
         if (!Item) return nullptr;                     // ret = zeroIotVal;  // если все же не пришла, то либо опечатка, либо уже стерлась - выходим
 
-        if (Cmd == "getIntFromNet") {
+        if (Cmd == F("getIntFromNet")) {
             ret.valD = Item->getIntFromNet();
             ret.isDecimal = true;
             return &ret;
@@ -467,43 +467,43 @@ class SysCallExprAST : public ExprAST {
    public:
     SysCallExprAST(const String &callee, std::vector<ExprAST *> &args)
         : Callee(callee), Args(args) {
-        if (Callee == "reboot")
+        if (Callee == F("reboot"))
             operation = sysop_reboot;
-        else if (Callee == "digitalRead")
+        else if (Callee == F("digitalRead"))
             operation = sysop_digitalRead;
-        else if (Callee == "analogRead")
+        else if (Callee == F("analogRead"))
             operation = sysop_analogRead;
-        else if (Callee == "digitalWrite")
+        else if (Callee == F("digitalWrite"))
             operation = sysop_digitalWrite;
-        else if (Callee == "digitalInvert")
+        else if (Callee == F("digitalInvert"))
             operation = sysop_digitalInvert;
-        else if (Callee == "deepSleep")
+        else if (Callee == F("deepSleep"))
             operation = sysop_deepSleep;
-        else if (Callee == "getTime")
+        else if (Callee == F("getTime"))
             operation = sysop_getTime;
-        else if (Callee == "getHours")
+        else if (Callee == F("getHours"))
             operation = sysop_getHours;
-        else if (Callee == "getMinutes")
+        else if (Callee == F("getMinutes"))
             operation = sysop_getMinutes;
-        else if (Callee == "getSeconds")
+        else if (Callee == F("getSeconds"))
             operation = sysop_getSeconds;
-        else if (Callee == "getMonth")
+        else if (Callee == F("getMonth"))
             operation = sysop_getMonth;
-        else if (Callee == "getDay")
+        else if (Callee == F("getDay"))
             operation = sysop_getDay;
-        else if (Callee == "getRSSI")
+        else if (Callee == F("getRSSI"))
             operation = sysop_getRSSI;
-        else if (Callee == "getIP")
+        else if (Callee == F("getIP"))
             operation = sysop_getIP;
-        else if (Callee == "mqttPub")
+        else if (Callee == F("mqttPub"))
             operation = sysop_mqttPub;
-        else if (Callee == "gethhmm")
+        else if (Callee == F("gethhmm"))
             operation = sysop_gethhmm;
-        else if (Callee == "gethhmmss")
+        else if (Callee == F("gethhmmss"))
             operation = sysop_gethhmmss;
-        else if (Callee == "getTime")
+        else if (Callee == F("getTime"))
             operation = sysop_getTime;
-        else if (Callee == "getUptime")
+        else if (Callee == F("getUptime"))
             operation = sysop_getUptime;
         else
             operation = sysop_notfound;
@@ -775,7 +775,6 @@ int IoTScenario::gettok() {
 /// токен, просматриваемый парсером. getNextToken получает следующий токен от
 /// лексического анализатора и обновляет CurTok.
 int IoTScenario::getNextToken() {
-    scenario_yield();
     return CurTok = gettok();
 }
 
@@ -791,8 +790,8 @@ int IoTScenario::GetTokPrecedence() {
 }
 
 /// Error* - Это небольшие вспомогательные функции для обработки ошибок.
-ExprAST *IoTScenario::Error(const char *Str) {
-    Serial.printf("Scenario error in line %d: %s\n", curLine, Str);
+ExprAST *IoTScenario::Error(const String& Str) {
+    Serial.printf("Scenario error in line %d: %s\n", curLine, Str.c_str());
     isIotScenException = true;
     return nullptr;
 }
@@ -835,7 +834,7 @@ ExprAST *IoTScenario::ParseIdentifierExpr(String *IDNames, bool callFromConditio
             if (CurTok == ')') break;
 
             if (CurTok != ',') {
-                return Error("Expected ')' or ',' in argument list");
+                return Error(F("Expected ')' or ',' in argument list"));
             }
             getNextToken();
         }
@@ -892,7 +891,7 @@ ExprAST *IoTScenario::ParseBracketsExpr(String *IDNames, bool callFromCondition)
 
         // int ttok = getNextToken();
         if (CurTok == tok_eof) {
-            return Error("Expected '}'");
+            return Error(F("Expected '}'"));
         }
     }
 
@@ -947,7 +946,7 @@ ExprAST *IoTScenario::ParsePrimary(String *IDNames, bool callFromCondition) {
     switch (CurTok) {
         default:
             Serial.println(CurTok);
-            return Error("unknown token when expecting an expression");
+            return Error(F("unknown token when expecting an expression"));
         case tok_identifier: {
             if (callFromCondition && IDNames) {
                 String tmpstr = *IDNames;
@@ -1019,13 +1018,13 @@ void IoTScenario::loadScenario(String fileName) {  // подготавливае
         if (file) file.close();
         file = FileFS.open(fileName.c_str(), "r");
         if (!file) {
-            Error("Open file scenario error");
+            Error(F("Open file scenario error"));
             return;
         }
     } else if (mode == 1) {
         file = FileFS.open(fileName.c_str(), "r");
         if (!file) {
-            Error("Open file scenario error");
+            Error(F("Open file scenario error"));
             return;
         }
         strFromFile = file.readString();
diff --git a/src/modules/virtual/Variable/modinfo.json b/src/modules/virtual/Variable/modinfo.json
index 85f957b4..9b01d4d8 100644
--- a/src/modules/virtual/Variable/modinfo.json
+++ b/src/modules/virtual/Variable/modinfo.json
@@ -56,6 +56,23 @@
             "descr": "Введите текст",
             "int": "0",
             "val": "текст"
+        },
+        {
+            "global": 0,
+            "name": "Вывод значения",
+            "type": "Reading",
+            "subtype": "Variable",
+            "id": "vout",
+            "needSave": 0,
+            "widget": "anydataDef",
+            "page": "Вывод",
+            "descr": "Значение",
+            "int": "0",
+            "val": "0.0",
+            "map": "1024,1024,1,100",
+            "plus": 0,
+            "multiply": 1,
+            "round": 0
         }
     ],
     "about": {
diff --git a/src/utils/SerialPrint.cpp b/src/utils/SerialPrint.cpp
index a1e8fde2..8ed907e2 100644
--- a/src/utils/SerialPrint.cpp
+++ b/src/utils/SerialPrint.cpp
@@ -13,7 +13,7 @@ void SerialPrint(const String& errorLevel, const String& module, const String& m
 
     if (isNetworkActive()) {
         if (jsonReadInt(settingsFlashJson, F("log")) != 0) {
-            sendStringToWs("corelg", tosend, -1);
+            sendStringToWs(F("corelg"), tosend, -1);
         }
     }
 
@@ -21,7 +21,7 @@ void SerialPrint(const String& errorLevel, const String& module, const String& m
         cleanString(tosend);
         // создаем событие об ошибке для возможной реакции в сценарии
         if (itemId != "") {
-            createItemFromNet(itemId + "_onError", tosend, -4);
+            createItemFromNet(itemId + F("_onError"), tosend, -4);
         } else {
             // createItemFromNet("onError", tosend, -4);
         }