Index: sources/canbus/messageglobals.h
===================================================================
diff -u -r1732e83d2a0308b9c706f37d6d7724a364bbff2a -r460df093c4475816fc25d6b4c3ebfc50424ccca3
--- sources/canbus/messageglobals.h	(.../messageglobals.h)	(revision 1732e83d2a0308b9c706f37d6d7724a364bbff2a)
+++ sources/canbus/messageglobals.h	(.../messageglobals.h)	(revision 460df093c4475816fc25d6b4c3ebfc50424ccca3)
@@ -26,12 +26,11 @@
  * \brief Payload Length
  * \details List of each action acceptable data length in the whole message packet.
  */
-const QHash<quint16 ,quint8> payloadLen {
-//    {/*GuiActionType::PowerOff*/ 0x0100,   1},
-//    {/*GuiActionType::Check_In*/ 0x0700,   0}
-    {static_cast<quint16>(GuiActionType::PowerOff ),   1},
-    {static_cast<quint16>(GuiActionType::KeepAlive),   0},
-    {static_cast<quint16>(GuiActionType::String   ), 255},
+const QHash<GuiActionType ,quint8> payloadLen {
+    {GuiActionType::PowerOff  ,   1},
+    {GuiActionType::KeepAlive ,   0},
+    {GuiActionType::BloodFlow ,  24},
+    {GuiActionType::String    , 255},
 };
 
 /*!
@@ -48,21 +47,22 @@
  * \details Global information for each message frame.
  */
 enum Frame_Data : quint8 {
-    eLenCanFrame        =   8,
-    eLenMaxHeaderData   =   3,
-    eLenMaxData         = 255,
+    eLenCanFrame        =   8, ///< The length of each can frame. Should be padded by 0x00 if is less.
+    eLenHeaderInfo      =   3, ///< The Header length witch is included in CRC after Sync byte
+    eLenMaxHeaderData   =   3, ///< Maximum data byte can be in one frame as header data portion
+    eLenMaxData         = 255, ///< Maximum data length in a Can Message since data length value kept in one byte
 
-    eLenSyncByte        =   1,
-    eLenActionId        =   2,
-    eLenLength          =   1,
-
+    eLenSyncByte        =   1, ///< The length of Sync byte at the beginning of each header frame
+    eLenActionId        =   2, ///< The length of Message ID bytes (2) at the beginning of each header frame after sync
+    eLenLength          =   1, ///< The length of data length value byte at the beginning of each header frame after Message ID
 };
 
 /*!
  * \brief The Can_Id enum
  * \details The Valid Can Bus Message Id of each frame
  */
 enum Can_Id : quint16 {
+    eChlid_NONE     = 0x000,
     // Broadcasts
     //// Alarm
     eChlid_HD_Alarm = 0x001, ///< HD alarm broadcast
@@ -90,9 +90,11 @@
  * \brief The Message struct
  * \details The message structure after it's been glued together.
  */
-struct Message { // TODO : Should be converted to MessageModel
+struct Message { // TODO : Should be converted to MessageModel class // no time left for now !!!
+    Can_Id        can_id;
     GuiActionType actionId    = GuiActionType::Unknown;
     int           length      = 0;
+    QByteArray    head;
     QByteArray    data;
     bool          initialized = false;
     bool isEmpty   () { return !initialized || !data.length();  }