hi,actually i am not completely understand how you got the device code and function code from the RAW data i posted, i mean that was very confusing for me.
i try what you say with IrpMaster but i am getting
Inconsistent lengths in CCF. in the IrpMaster
i post the below in the analyze window 
+2500 -500 700 -500 650 -550 1250 -500 1300 -500 700 -500 1250 -500 700 -500 700 -500 700 -500 1300 -500 650 -500 700 -500 1300 -500 1300 -500 650 
plaese tell me where i am wrong ?