diff --git a/NexObject.cpp b/NexObject.cpp
index f2d5ac9..a247d72 100644
--- a/NexObject.cpp
+++ b/NexObject.cpp
@@ -14,68 +14,40 @@
  */
 #include "NexObject.h"
 
-/**
- * Constructor
- * 
- * @param pid - page id. 
- * @param cid - component id.    
- * @param name - component name. 
- */
 NexObject::NexObject(uint8_t pid, uint8_t cid, const char *name)
 {
-    this->pid = pid;
-    this->cid = cid;
-    this->name = name;
-    dbSerialPrintln("NexObject called");
+    this->__pid = pid;
+    this->__cid = cid;
+    this->__name = name;
 }
 
-/**
- * Get page id.
- *
- * @return the id of page.  
- */
 uint8_t NexObject::getObjPid(void)
 {
-    return pid;
+    return __pid;
 }
 
-/**
- * Get component id.
- *
- * @return the id of component.  
- */
 uint8_t NexObject::getObjCid(void)
 {
-    return cid;
+    return __cid;
 }
 
-/**
- * Get component name.
- *
- * @return the name of component. 
- */
 const char* NexObject::getObjName(void)
 {
-    return name;
+    return __name;
 }
 
-/**
- * Print current object address,page id,component id,
- * component name,pop event function address,push event function address. 
- *  
- */
 void NexObject::printObjInfo(void)
 {
     dbSerialPrint("[");
     dbSerialPrint((uint32_t)this);
     dbSerialPrint(":");
-    dbSerialPrint(pid);
+    dbSerialPrint(__pid);
     dbSerialPrint(",");
-    dbSerialPrint(cid);
+    dbSerialPrint(__cid);
     dbSerialPrint(",");
-    if (name)
+    if (__name)
     {
-        dbSerialPrint(name);
+        dbSerialPrint(__name);
     }
     else
     {
diff --git a/NexObject.h b/NexObject.h
index 9979af5..118ae4d 100644
--- a/NexObject.h
+++ b/NexObject.h
@@ -28,18 +28,50 @@
 class NexObject 
 {
 public: /* methods */
+
+    /**
+     * Constructor. 
+     *
+     * @param pid - page id. 
+     * @param cid - component id.    
+     * @param name - pointer to an unique name in range of all components. 
+     */
     NexObject(uint8_t pid, uint8_t cid, const char *name);
+
+    /**
+     * Print current object'address, page id, component id and name. 
+     *
+     * @warning this method does nothing, unless debug message enabled. 
+     */
     void printObjInfo(void);
 
 protected: /* methods */
+
+    /*
+     * Get page id.
+     *
+     * @return the id of page.  
+     */
     uint8_t getObjPid(void);    
+
+    /*
+     * Get component id.
+     *
+     * @return the id of component.  
+     */
     uint8_t getObjCid(void);
+
+    /*
+     * Get component name.
+     *
+     * @return the name of component. 
+     */
     const char *getObjName(void);    
     
 private: /* data */ 
-    uint8_t pid; /* Page ID */
-    uint8_t cid; /* Component ID */
-    const char *name; /* An unique name */
+    uint8_t __pid; /* Page ID */
+    uint8_t __cid; /* Component ID */
+    const char *__name; /* An unique name */
 };
 
 #endif /* #ifndef __NEXOBJECT_H__ */