diff --git a/common/vscp_firmware.c b/common/vscp_firmware.c
index e0eb0d54..f4c9f373 100644
--- a/common/vscp_firmware.c
+++ b/common/vscp_firmware.c
@@ -1291,6 +1291,10 @@ int8_t vscp_sendEvent(void)
                                 vscp_omsg.priority,
                                 (vscp_omsg.flags & 0x0f),
                                 vscp_omsg.data ) ) ) {
+        // One would expect us sending an error event here but the most usual
+        // cause of this problem is that the bus is jammed with events so an 
+        // error event sent here would have mad things even worse (and probably
+        // not being delivered anyway ).
         vscp_errorcnt++;
     }
 
@@ -1325,3 +1329,51 @@ int8_t vscp_getEvent(void)
     return rv;
 
 }
+
+///////////////////////////////////////////////////////////////////////////////
+// vscp_sendErrorEvent
+//
+
+#ifdef VSCP_FIRMWARE_ENABLE_ERROR_REPORTING
+uint8_t vscp_sendErrorEvent( uint8_t type, uint8_t idx )
+{
+    vscp_omsg.data[ 0 ] = idx;
+    vscp_omsg.data[ 1 ] = 0;    // Zone always zero
+    vscp_omsg.data[ 2 ] = 0;    // Sub zone always zero
+
+    vscp_omsg.priority = VSCP_PRIORITY_MEDIUM;
+    vscp_omsg.flags = VSCP_VALID_MSG + 3;
+    vscp_omsg.vscp_class = VSCP_CLASS1_ERROR;
+    vscp_omsg.vscp_type = type;
+
+    // Write event
+    return vscp_sendEvent();
+}
+#endif
+
+
+///////////////////////////////////////////////////////////////////////////////
+// vscp_sendLogEvent
+//
+
+#ifdef VSCP_FIRMWARE_ENABLE_LOGGING
+uint8_t vscp_sendLogEvent( uint8_t type, 
+                            uint8_t id, 
+                            uint8_t level, 
+                            uint8_t idx, 
+                            uint8_t data )
+{
+    vscp_omsg.data[ 0 ] = id;
+    vscp_omsg.data[ 1 ] = level;
+    vscp_omsg.data[ 2 ] = idx;
+    memcpy( vscp_omsg.data, data, 5 );
+
+    vscp_omsg.priority = VSCP_PRIORITY_MEDIUM;
+    vscp_omsg.flags = VSCP_VALID_MSG + 8;
+    vscp_omsg.vscp_class = VSCP_CLASS1_LOG;
+    vscp_omsg.vscp_type = type;
+
+    // Write event
+    return vscp_sendEvent();
+}        
+#endif
\ No newline at end of file
diff --git a/common/vscp_firmware.h b/common/vscp_firmware.h
index 8cea4dce..be40b8b0 100644
--- a/common/vscp_firmware.h
+++ b/common/vscp_firmware.h
@@ -336,7 +336,8 @@ void vscp_init(void);
 
 
 /*!
-    Set VSCP error state
+    Set VSCP error state. 
+    This is a unit that is sleeping. 
  */
 void vscp_error(void);
 
@@ -461,7 +462,39 @@ int8_t vscp_sendEvent(void);
  */
 int8_t vscp_getEvent(void);
 
+/*!
+    Send error event (CLASS=508). 
+    http://www.vscp.org/docs/vscpspec/doku.php?id=class1.error
+    idx can be used to identify the internal part ("submodule") that was the 
+    origin of the error. Both zone and sub zone are always set to zero.
+    @param type This is the VSCP type
+    @param idx Index to identify possible sub module. Normally set to zero.
+    @return True if event was sent.
+ */
+#ifdef VSCP_FIRMWARE_ENABLE_ERROR_REPORTING
+uint8_t vscp_sendErrorEvent( uint8_t type, uint8_t idx );
+#endif
 
+/*!
+    Send log event (CLASS=509). 
+    http://www.vscp.org/docs/vscpspec/doku.php?id=class1.log
+    For loging first send Type = 2(0x01) Log Start then logging events and when 
+    log is closed send Type = 3 (0x03) Log Stop. To log several things use a 
+    unique if for each and open/close each.  
+    @param type VSCP logevent type.
+    @param id Identifier for the logging channel.
+    @param level Loglevel for this log event.
+    @param idx index for multiframe log event starting at zero.
+    @param pData Log data (Allways 5 bytes).
+    @return TRUE if event was sent.
+ */
+#ifdef VSCP_FIRMWARE_ENABLE_LOGGING
+uint8_t vscp_sendLogEvent( uint8_t type, 
+                            uint8_t id, 
+                            uint8_t level, 
+                            uint8_t idx, 
+                            uint8_t data );
+#endif
 
 // --------------------------- External Functions -----------------------------
 //