diff -r 79ee4178006c -r 86fb7dc2b54e LPCconnector/LPCAppProto.py
--- a/LPCconnector/LPCAppProto.py	Wed Mar 13 12:04:18 2013 +0900
+++ b/LPCconnector/LPCAppProto.py	Tue Mar 19 17:22:27 2013 +0900
@@ -23,9 +23,8 @@
         return LPC_STATUS.get(current_plc_status,"Broken"), res
     
 class LPCAppTransaction:
-    def __init__(self, command, optdata = ""):
+    def __init__(self, command):
         self.Command = command
-        self.OptData = optdata
         self.pseudofile = None
         
     def SetPseudoFile(self, pseudofile):
@@ -46,12 +45,12 @@
             return current_plc_status
         return None 
         
-    def SendData(self):
-        length = len(self.OptData)
+    def SendData(self, Data):
+        length = len(Data)
         # transform length into a byte string
         # we presuppose endianess of LPC same as PC
         lengthstr = ctypes.string_at(ctypes.pointer(ctypes.c_int(length)),4)
-        buffer = lengthstr + self.OptData
+        buffer = lengthstr + Data
         return self.pseudofile.write(buffer)
 
     def GetData(self):
@@ -82,8 +81,10 @@
 
 class SET_TRACE_VARIABLETransaction(LPCAppTransaction):
     def __init__(self, data):
-        LPCAppTransaction.__init__(self, 0x04, data)
-    ExchangeData = LPCAppTransaction.SendData
+        LPCAppTransaction.__init__(self, 0x04)
+        self.Data = data
+    def ExchangeData(self):
+        self.SendData(self.Data)
 
 class GET_TRACE_VARIABLETransaction(LPCAppTransaction):
     def __init__(self):
@@ -95,6 +96,21 @@
         LPCAppTransaction.__init__(self, 0x07)
     ExchangeData = LPCAppTransaction.GetData
 
+class GET_LOGCOUNTSTransaction(LPCAppTransaction):
+    def __init__(self):
+        LPCAppTransaction.__init__(self, 0x0B)
+    ExchangeData = LPCAppTransaction.GetData
+
+class GET_LOGMSGTransaction(LPCAppTransaction):
+    def __init__(self,level,msgid):
+        LPCAppTransaction.__init__(self, 0x0C)
+        msgidstr = ctypes.string_at(ctypes.pointer(ctypes.c_int(msgid)),4)
+        self.Data = chr(level)+msgidstr
+
+    def ExchangeData(self):
+        self.SendData(self.Data)
+        return self.GetData()
+
 if __name__ == "__main__":
     __builtins__.BMZ_DBG = True
     TestConnection = LPCAppProto(6,115200,2)