//To get that info you must use the  WQL sentence to create a link between the ->  ->  classes.  1         static void Main(string[] args) 2         { 3             foreach (ManagementObject Memory in new ManagementObjectSearcher( 4                "select * from Win32_DeviceMemoryAddress").Get()) 5             { 6  7                 Console.WriteLine("Address=" + Memory["Name"]); 8                 // associate Memory addresses  with Pnp Devices 9                 foreach (ManagementObject Pnp in new ManagementObjectSearcher(10                     "ASSOCIATORS OF {Win32_DeviceMemoryAddress.StartingAddress='" + Memory["StartingAddress"] + "'} WHERE RESULTCLASS  = Win32_PnPEntity").Get())11                 {12                     Console.WriteLine("  Pnp Device =" + Pnp["Caption"]);13 14                     // associate Pnp Devices with IRQ15                     foreach (ManagementObject IRQ in new ManagementObjectSearcher(16                         "ASSOCIATORS OF {Win32_PnPEntity.DeviceID='" + Pnp["PNPDeviceID"] + "'} WHERE RESULTCLASS  = Win32_IRQResource").Get())17                     {18                         Console.WriteLine("    IRQ=" + IRQ["Name"]);19                     }20                 }21 22             }23             Console.ReadLine();24 25         }